Nichd.nih.gov - SEO Checker

Visión general del análisis SEO
Metadatos
61% 
Calidad de la página
72% 
Estructura
100% 
Enlazado
23% 
Servidor
40% 
Factores externos
100% 
Puntuación SEO
Tiempo de carga
1,72 s
Tamaño HTML
231,90 kB
Palabras
2444
Medios
16
Cantidad de enlaces
648 internos / 26 externos

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Metadatos

Título
(Extremadamente importante)
Homepage | NICHD - Eunice Kennedy Shriver National Institute of Child Health and Human Development
Con 942 píxeles, el título de esta página es demasiado largo. Optimizar el título
No se repite ninguna palabra en el título.
Meta descripción
(Extremadamente importante)
No se encuentra la meta descripción.
Rastreabilidad
(Extremadamente importante)
No se detectan problemas para acceder al sitio web.
Redirección canónica
(Importante)
https://www.nichd.nih.gov/
La página tiene una redirección canónica correcta.
Idioma
(Poco importante)
Idioma reconocido automáticamente en el contenido: en
Idioma declarado en el código HTML: en
Ubicación geográfica del servidor: Francia
El idioma ha sido correctamente declarado en el código HTML: en.
Enlaces Alternate/Hreflang
(Poco importante)
No se ha encontrado ningún enlace alternativo (alternate) en esta página.
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No se detecta ninguna metaetiqueta de paginación rel next en la página.
No se detecta ninguna metaetiqueta de paginación rel prev en la página.
Dominio
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El dominio no es un subdominio.
La longitud del nombre del dominio es buena.
El dominio no contiene caracteres especiales.
URL de la página
(Poco importante)
No se detecta ningún parámetro dinámico en la URL.
No se detecta ningún ID de sesión en la URL.
La URL no contiene demasiados subdirectorios.
Codificación de caracteres
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La codificación de caracteres (UTF-8) ha sido declarada correctamente.
Doctype
(Deseable)
La etiqueta doctype HTML 5 está configurada correctamente.
La declaración del doctype se ubica al inicio del código HTML.
Favicon
(Deseable)
El favicon está enlazado correctamente.

Metaetiquetas

NombreValor
GeneratorDrupal 10 (https://www.drupal.org); Commerce 2
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1.0
langen
twitter:imagehttps://www.nichd.nih.gov/sites/default/files/NICHDDefaultImage.jpg
twitter:image:altDefault Image
og:imagehttps://www.nichd.nih.gov/sites/default/files/NICHDDefaultImage.jpg
charsetutf-8

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Calidad de la página

Contenido
(Extremadamente importante)
Algunas palabras del título no se repiten en el cuerpo del texto.
Algunas palabras del encabezado H1 no se repiten en el cuerpo del texto.
El número total de palabras en la página es bueno: 2444 palabras.
Un 18.3% del contenido está constituido por palabras vacías.
La página contiene un listado, lo que indica una buena estructuración del contenido.
Se han encontrado 6 párrafos en esta página.
No se detecta ningún placeholder de texto ni imagen.
No se detecta contenido duplicado.
La cantidad media de palabras por frase es buena: 16 palabras.
Frames
(Extremadamente importante)
Esta página no utiliza ningún frameset.
Optimización para móviles
(Poco importante)
No se ha especificado ningún icono de Apple Touch.
El valor de la etiqueta viewport es correcto: (width=device-width, initial-scale=1.0).
Etiquetas Bold y Strong
(Poco importante)
El uso de etiquetas de negritas en esta página es óptimo. Te recomendamos emplear hasta 49 etiquetas de negritas en una página.
Optimización de imágenes
(Poco importante)
La descripción del atributo ALT se utiliza correctamente en todas las imágenes rastreadas.
Redes Sociales
(Deseable)
Esta página está perfectamente optimizada para las redes sociales.
Etiquetas markup adicionales
(Deseable)
No se detecta ninguna etiqueta markup (de Schema.org) adicional.
HTTPS
(Poco importante)
El sitio utiliza HTTPS para transferir datos de forma segura.
Todos los archivos incluidos se transfieren a través de HTTPS.

Lista de medios

URLAtributo ALTTítulo
/themes/custom/uswds_nichd/logo.svgNICHD - Eunice Kennedy Shriver National Institute of Child Health and Human DevelopmentNICHD - Eunice Kennedy Shriver National Institute of Child Health and Human Development
...chd/assets/img/usa-icons/menu--white.svgToggle Navigation
...ssets/img/usa-icons-bg/search--white.svgToggle Search
...-06/NICHD-Q2-2025-banner_JuneDesktop.jpgA series of three circular images related to placental health. The first image (left) shows a health care provider using a stethoscope to examine a pregnant woman’s stomach. The middle image shows a black and white illustration of the human placenta. The third image (right) shows a happy couple on a couch holding the woman’s pregnant stomach. The images are surrounded by colorful, overlapping circles in green, orange, purple, and blue.
...5-06/NICHD-Q2-2025-banner_JuneMobile.jpgA series of three circular images related to placental health. The first image (left) shows a health care provider using a stethoscope to examine a pregnant woman’s stomach. The middle image shows a black and white illustration of the human placenta. The third image (right) shows a happy couple on a couch holding the woman’s pregnant stomach. The images are surrounded by colorful, overlapping circles in green, orange, purple, and blue.
...50125-placental-methylation-featured.jpgArtistic rendering shows a side-profile view of a woman’s torso with a developing fetus inside the womb. Also shown in the womb is a placenta connecting the developing fetus to the mother. The fetus is depicted in red coloring and appears curled up with its head facing downwards.
...les/2025-04/040825-ferreira-featured.jpgX ray image of bones from the thigh, knee, and feet are white and gray against a black background. The knees are bent inward.
...2025-03/032725-AAAS-fellows-featured.jpgNIH Building 1 in Bethesda. MD.
...2025-01/sp_2025_square.jpg?itok=U6Obmus5A man kisses a woman on the forehead as she smiles down at the baby she holds in her arms.
...2023-06/zebrafish_tour.png?itok=vLef3cBfTop view of three zebrafish with fluorescently “tagged” skeletons and scales. The fish on the left is tagged purple, the fish in the middle is tagged blue, and the fish on the right is tagged green.
...025-03/infantcare_main.jpg?itok=QivII9WESmiling baby.
...s/default/files/2025-05/a_cernich160.jpgAlison Cernich
/sites/default/files/2018-01/osd.pngAbstract multi-colored lines on black background
/sites/default/files/2018-01/ag.pngAbstract green lines on black background
...mes/custom/uswds_nichd/img/backtotop.svgtop of page
...custom/nichd/images/externallink_fff.svgexternal link

Estructura de la página

Encabezado H1
(Extremadamente importante)
Understanding the Placenta
El encabezado H1 es óptimo.
Encabezados
(Importante)
Los encabezados H están perfectamente ordenados.

Estructura de los encabezados

Jerarquía de encabezadosContenido
H1 Understanding the Placenta
H2 Featured
H2 Director's Corner
H2 Grant Information
H2 Funding Opportunities
H2 Divisions, Centers, & Offices
H2 Sign Up for Our Newsletter
H2 NEWSROOM
H2 OUTREACH
H2 RELATED WEBSITES
H2 WEBSITE POLICIES
Hay demasiados enlaces internos (648) en esta página.
Algunos textos ancla se repiten más de una vez en varios enlaces.
Ningún texto ancla es excesivamente largo.
Ningún enlace interno contiene parámetros dinámicos.
Hay demasiados enlaces externos (26) en esta página.
EnlacePropiedadesTexto ancla
https://www.nichd.nih.gov/Texto ancla Skip to main content
https://www.hhs.gov/Nueva ventana Externo Subdominio US Department of Health and Human Services
A-TITLE US Department of Health and Human Services
https://www.nih.gov/Nueva ventana Externo Subdominio National Institutes of Health
A-TITLE National Institutes of Health
https://www.facebook.com/nichd...Nueva ventana Externo Subdominio Follow us on Facebook
A-TITLE facebook
https://twitter.com/nichd_nihNueva ventana Externo Follow us on X
A-TITLE X
https://www.linkedin.com/compa...Nueva ventana Externo Subdominio Follow us on Linkedin
A-TITLE linkedin
https://www.youtube.com/user/n...Nueva ventana Externo Subdominio Follow us on YouTube
A-TITLE youtube
https://www.flickr.com/people/...Nueva ventana Externo Subdominio Follow us on Flickr
A-TITLE flickr
https://www.instagram.com/nich...Nueva ventana Externo Subdominio Follow us on Instagram
A-TITLE instagram
http://nih.us11.list-manage.co...Nueva ventana Externo Subdominio Email NICHD
A-TITLE Subscribe
https://www.nichd.nih.gov/IMG-ALT NICHD - Eunice Kennedy Shriver National Institute of Child Health and Human Development
A-TITLE NICHD Home
/health/topics/adrenalglandAdrenal Gland Disorders
/health/topics/autismAutism Spectrum Disorder (ASD)
/health/topics/downsyndromeDown Syndrome
/health/topics/endometriosisEndometriosis
/health/topics/learningdisabil...Learning Disabilities
/health/topics/maternal-morbid...Maternal Morbidity and Mortality
/health/topics/pcosPolycystic Ovary Syndrome (PCOS)
/health/topics/pregnancyPregnancy
/health/topics/stdsSexually Transmitted Diseases (STDs)
/health/topics/uterineUterine Fibroids
/health/topics/Pages/index.aspxAll Health Topics
/researchResearch
/research/atNICHDResearch at NICHD
/dirredirectDivision of Intramural Research (DIR)
/research/atNICHD/women-in-sci...Women in Science Profiles
/research/atNICHD/InvestigatorsIntramural Investigators
/research/atNICHD/Investigator...Ajay Chitnis Lab
/research/atNICHD/Investigator...Alan Hinnebusch Lab
/research/atNICHD/Investigator...Alexander Sodt Lab
/research/atNICHD/Investigator...Amir H. Gandjbakhche Lab
/research/atNICHD/Investigator...Anirban Banerjee Lab
/about/org/dir/other-facilitie...Bioinformatics and Scientific Programming Core
/research/atNICHD/Investigator...Brant Weinstein Lab
/research/atNICHD/Investigator...Bruce Tromberg Lab
/research/atNICHD/Investigator...Carlos Ferreira Lab: Unit on Skeletal Genomics
/research/atNICHD/Investigator...Catherine Gordon Lab: Adolescent Bone & Body Composition Laboratory
/research/atNICHD/Investigator...Chris McBain Lab
/research/atNICHD/Investigator...Christina Tatsi Lab: Unit on Hypothalamic and Pituitary Disorders
/research/atNICHD/Investigator...Claire Le Pichon Lab
/research/atNICHD/Investigator...David C. Klein Lab
/research/atNICHD/Investigator...David Clark Lab
/research/atNICHD/Investigator...Dax Hoffman Lab
/research/atNICHD/Investigator...Doreen Matthies Lab
/research/atNICHD/Investigator...Forbes Porter Lab
/research/atNICHD/Investigator...Gisela Storz Lab
/research/atNICHD/Investigator...Harold Burgess Lab
/research/atNICHD/Investigator...Henry Levin Lab
/research/atNICHD/Investigator...Jack Yanovski Lab
/research/atNICHD/Investigator...Jeffrey Baron Lab
/research/atNICHD/Investigator...Jeffrey Farrell Lab
/research/atNICHD/Investigator...Juan Bonifacino Lab
/research/atNICHD/Investigator...Karl Pfeifer Lab
/research/atNICHD/Investigator...Katherine Rogers Lab
/research/atNICHD/Investigator...Keiko Ozato Lab
/research/atNICHD/Investigator...Leah Rosin Lab: Unit on Chromosome Dynamics
/research/atNICHD/Investigator...Leonid Chernomordik Lab
/research/atNICHD/Investigator...Mark Stopfer Lab
/research/atNICHD/Investigator...Mary Dasso Lab
/research/atNICHD/Investigator...Mary Lilly Lab
/research/atNICHD/Investigator...Matthias Machner Lab
/about/org/dir/other-facilitie...Microscopy and Imaging Core
/research/atNICHD/Investigator...Mihaela Serpe Lab
/about/org/dir/other-facilitie...Molecular Genomics Core
/research/atNICHD/Investigator...Our Goal
/research/atNICHD/Investigator...Paul Love Lab
/research/atNICHD/Investigator...Pedro Rocha Lab
/research/atNICHD/Investigator...Peter Basser Lab
/research/atNICHD/Investigator...Robert Crouch Lab
/research/atNICHD/Investigator...Roger Woodgate Lab
/research/atNICHD/Investigator...Sarah Sheppard: Unit on Vascular Malformations
/research/atNICHD/Investigator...Sergey Leikin Lab
/research/atNICHD/Investigator...Sergey M. Bezrukov Lab
/research/atNICHD/Investigator...Stanko Stojilkovic Lab
/research/atNICHD/Investigator...Tamás Balla Lab
/research/atNICHD/Investigator...Thomas Dever Lab
/research/atNICHD/Investigator...Timothy Petros Lab
/research/atNICHD/Investigator...Todd Macfarlan Lab
/research/atNICHD/Investigator...Tracey Rouault Lab
/research/atNICHD/Investigator...Veronica Gomez-Lobo Program
/research/atNICHD/Investigator...Y. Peng Loh Lab
/research/atNICHD/Investigator...Yun-Bo Shi Lab
/research/fundedbyNICHDResearch Funded by NICHD
/derredirectDivision of Extramural Research (DER)
/about/org/deaDivision of Extramural Activities (DEA)
/ncmrrredirectNational Center for Medical Rehabilitation Research (NCMRR)
/research/atNICHD/NICHD-resear...NICHD Research Profiles
/research/atNICHD/NICHD-resear...NICHD Research Profiles: Text Alternative
/research/supported/Pages/inde...Supported Networks & Initiatives
/research/supported/bpcaBest Pharmaceuticals for Children Act (BPCA)
/research/supported/bpca/aboutAbout BPCA
/research/supported/bpca/prior...Priorities
/research/supported/bpca/pedia...Pediatric Clinical Trials
/research/supported/bpca/resea...Research and Training
/research/supported/bpca/resou...Resources
/research/supported/bpca/archiveArchive
/research/supported/cctnContraceptive Clinical Trials Network (CCTN)
/research/resources/indexDatasets & Research Resources
/research/meetingsScientific Meetings and Events
/forresearchersFor Researchers
/about/org/strategicplanNICHD Strategic Plan
/clinicalresearchpoliciesredir...Clinical Research Policies
/grants-contracts/FOAs-noticesFunding Opportunities & Notices
/research/atNICHD/InvestigatorsTexto duplicado Intramural Investigators
https://www.nichd.nih.gov/healthHealth
/health/topicsA to Z List
/health/topics/adrenalglandTexto duplicado Adrenal Gland Disorders
/health/topics/adrenalgland/co...About
/health/topics/adrenalgland/re...NICHD Research Information
/health/topics/adrenalgland/cl...Find a Study
/health/topics/adrenalgland/mo...More Information
/health/topics/amenorrheaAmenorrhea
/health/topics/amenorrhea/cond...Texto duplicado About
/health/topics/amenorrhea/rese...Texto duplicado NICHD Research Information
/health/topics/amenorrhea/clin...Texto duplicado Find a Study
/health/topics/amenorrhea/more...Texto duplicado More Information
/health/topics/autismTexto duplicado Autism Spectrum Disorder (ASD)
/health/topics/autism/conditio...Texto duplicado About
/health/topics/autism/research...Texto duplicado NICHD Research Information
/health/topics/autism/clinical...Texto duplicado Find a Study
/health/topics/autism/more_inf...Texto duplicado More Information
/health/topics/bacterialvaginosisBacterial Vaginosis
/health/topics/bacterialvag/co...Texto duplicado About
/health/topics/bacterialvag/re...Texto duplicado NICHD Research Information
/health/topics/bacterialvag/fi...Texto duplicado Find a Study
/health/topics/bacterialvag/mo...Texto duplicado More Information
/health/topics/breastfeedingBreastfeeding and Breast Milk
/health/topics/breastfeeding/c...Texto duplicado About
/health/topics/breastfeeding/r...Texto duplicado NICHD Research Information
/health/topics/breastfeeding/c...Texto duplicado Find a Study
/health/topics/breastfeeding/m...Texto duplicado More Information
/health/topics/carneycomplexCarney Complex
/health/topics/carneycomplex/c...Texto duplicado About
/health/topics/carneycomplex/r...Texto duplicado NICHD Research Information
/health/topics/carneycomplex/c...Texto duplicado Find a Study
/health/topics/carneycomplex/m...Texto duplicado More Information
/health/topics/cerebral-palsyCerebral Palsy
/health/topics/cerebral-palsy/...Texto duplicado About
/health/topics/cerebral-palsy/...Texto duplicado NICHD Research Information
/health/topics/cerebral-palsy/...Texto duplicado Find a Study
/health/topics/cerebral-palsy/...Texto duplicado More Information
/health/topics/cahCongenital Adrenal Hyperplasia (CAH)
/health/topics/cah/conditioninfoTexto duplicado About
/health/topics/cah/researchinfoTexto duplicado NICHD Research Information
/health/topics/cah/clinicaltrialsTexto duplicado Find a Study
/health/topics/cah/more_inform...Texto duplicado More Information
/health/topics/congenital-anom...Congenital Anomalies
/health/topics/congenital-anom...Texto duplicado About
/health/topics/congenital-anom...Texto duplicado NICHD Research Information
/health/topics/congenital-anom...Texto duplicado Find a Study
/health/topics/congenital-anom...Texto duplicado More Information
/health/topics/contraceptionContraception and Birth Control
/health/topics/contraception/c...Texto duplicado About
/health/topics/contraception/r...Texto duplicado NICHD Research Information
/health/topics/contraception/c...Texto duplicado Find a Study
/health/topics/contraception/m...Texto duplicado More Information
/health/topics/cushingCushing Syndrome
/health/topics/cushing/conditi...Texto duplicado About
/health/topics/cushing/researc...Texto duplicado NICHD Research Information
/health/topics/cushing/findastudyTexto duplicado Find a Study
/health/topics/cushing/more_in...Texto duplicado More Information
/health/topics/diabetesDiabetes
/health/topics/diabetes/condit...Texto duplicado About
/health/topics/diabetes/resear...Texto duplicado NICHD Research Information
/health/topics/diabetes/findas...Texto duplicado Find a Study
/health/topics/diabetes/more_i...Texto duplicado More Information
/health/topics/downsyndromeTexto duplicado Down Syndrome
/health/topics/down/conditioninfoTexto duplicado About
/health/topics/down/researchinfoTexto duplicado NICHD Research Information
/health/topics/down/findastudyTexto duplicado Find a Study
/health/topics/down/more_infor...Texto duplicado More Information
/health/topics/drivingriskDriving Risk
/health/topics/driving/conditi...Texto duplicado About
/health/topics/driving/researc...Texto duplicado NICHD Research Information
/health/topics/driving/findastudyTexto duplicado Find a Study
/health/topics/driving/more_in...Texto duplicado More Information
/health/topics/early-learningEarly Learning
/health/topics/early-learning/...Texto duplicado About
/health/topics/early-learning/...Texto duplicado NICHD Research Information
/health/topics/early-learning/...Texto duplicado Find a Study
/health/topics/early-learning/...Texto duplicado More Information
/health/topics/endometriosisTexto duplicado Endometriosis
/health/topics/endometri/condi...Texto duplicado About
/health/topics/endometri/resea...Texto duplicado NICHD Research Information
/health/topics/endometri/clini...Texto duplicado Find a Study
/health/topics/endometri/more_...Texto duplicado More Information
/health/topics/fragilexFragile X Syndrome
/health/topics/fragilex/condit...Texto duplicado About
/health/topics/fragilex/resear...Texto duplicado NICHD Research Information
/health/topics/fragilex/findas...Texto duplicado Find a Study
/health/topics/fragilex/more_i...Texto duplicado More Information
/health/topics/fxpoiFragile X-Associated Primary Ovarian Insufficiency (FXPOI)
/health/topics/fxpoi/condition...Texto duplicado About
/health/topics/fxpoi/researchinfoTexto duplicado NICHD Research Information
/health/topics/fxpoi/findastudyTexto duplicado Find a Study
/health/topics/fxpoi/more_info...Texto duplicado More Information
/health/topics/fxtasFragile X-Associated Tremor and Ataxia Syndrome (FXTAS)
/health/topics/fxtas/condition...Texto duplicado About
/health/topics/fxtas/researchinfoTexto duplicado NICHD Research Information
/health/topics/fxtas/findastudyTexto duplicado Find a Study
/health/topics/fxtas/more_info...Texto duplicado More Information
/health/topics/hivHIV/AIDS
/health/topics/hiv/conditioninfoTexto duplicado About
/health/topics/hiv/researchinfoTexto duplicado NICHD Research Information
/health/topics/hiv/clinicaltrialsTexto duplicado Find a Study
/health/topics/hiv/more_inform...Texto duplicado More Information
/health/topics/high-riskHigh-Risk Pregnancy
/health/topics/high-risk/condi...Texto duplicado About
/health/topics/high-risk/resea...Texto duplicado NICHD Research Information
/health/topics/high-risk/clini...Texto duplicado Find a Study
/health/topics/high-risk/more_...Texto duplicado More Information
/health/topics/hypoparaHypoparathyroidism
/health/topics/hypopara/condit...Texto duplicado About
/health/topics/hypopara/resear...Texto duplicado NICHD Research Information
/health/topics/hypopara/clinic...Texto duplicado Find a Study
/health/topics/hypopara/resour...Texto duplicado More Information
/health/topics/infantcareInfant Care and Infant Health
/health/topics/infantcare/cond...Texto duplicado About
/health/topics/infantcare/rese...Texto duplicado NICHD Research Information
/health/topics/infantcare/clin...Texto duplicado Find a Study
/health/topics/infantcare/more...Texto duplicado More Information
/health/topics/infant-mortalityInfant Mortality
/health/topics/infant-mortalit...Texto duplicado About
/health/topics/infant-mortalit...Texto duplicado NICHD Research Information
/health/topics/infant-mortalit...Texto duplicado Find a Study
/health/topics/infant-mortalit...Texto duplicado More Information
/health/topics/infertilityInfertility and Fertility
/health/topics/infertility/con...Texto duplicado About
/health/topics/infertility/res...Texto duplicado NICHD Research Information
/health/topics/infertility/cli...Texto duplicado Find a Study
/health/topics/infertility/mor...Texto duplicado More Information
/health/topics/iddsIntellectual and Developmental Disabilities (IDDs)
/health/topics/idds/conditioninfoTexto duplicado About
/health/topics/idds/researchinfoTexto duplicado NICHD Research Information
/health/topics/idds/clinicaltr...Texto duplicado Find a Study
/health/topics/idds/more_infor...Texto duplicado More Information
/health/topics/klinefelterKlinefelter Syndrome (KS)
/health/topics/klinefelter/con...Texto duplicado About
/health/topics/klinefelter/res...Texto duplicado NICHD Research Information
/health/topics/klinefelter/cli...Texto duplicado Find a Study
/health/topics/klinefelter/mor...Texto duplicado More Information
/health/topics/labor-deliveryLabor and Delivery
/health/topics/labor-delivery/...Texto duplicado About
/health/topics/labor-delivery/...Texto duplicado NICHD Research Information
/health/topics/labor-delivery/...Texto duplicado Find a Study
/health/topics/labor-delivery/...Texto duplicado More Information
/health/topics/learningdisabil...Texto duplicado Learning Disabilities
/health/topics/learning/condit...Texto duplicado About
/health/topics/learning/resear...Texto duplicado NICHD Research Information
/health/topics/learning/clinic...Texto duplicado Find a Study
/health/topics/learning/more_i...Texto duplicado More Information
/health/topics/maternal-morbid...Texto duplicado Maternal Morbidity and Mortality
/health/topics/maternal-morbid...Texto duplicado About
/health/topics/maternal-morbid...Texto duplicado NICHD Research Information
/health/topics/maternal-morbid...Texto duplicado Find a Study
/health/topics/maternal-morbid...Texto duplicado More Information
/health/topics/mccune-albrightMcCune-Albright Syndrome (MAS)
/health/topics/mccune-albright...Texto duplicado About
/health/topics/mccune-albright...Texto duplicado NICHD Research Information
/health/topics/mccune-albright...Texto duplicado Find a Study
/health/topics/mccune-albright...Texto duplicado More Information
/health/topics/menshealthMen's Reproductive Health
/health/topics/menshealth/cond...Texto duplicado About
/health/topics/menshealth/rese...Texto duplicado NICHD Research Information
/health/topics/menshealth/clin...Texto duplicado Find a Study
/health/topics/menshealth/more...Texto duplicado More Information
/health/topics/menopauseMenopause
/health/topics/menopause/condi...Texto duplicado About
/health/topics/menopause/resea...Texto duplicado NICHD Research Information
/health/topics/menopause/clini...Texto duplicado Find a Study
/health/topics/menopause/more_...Texto duplicado More Information
/health/topics/menstruationMenstruation and Menstrual Problems
/health/topics/menstruation/co...Texto duplicado About
/health/topics/menstruation/re...Texto duplicado NICHD Research Information
/health/topics/menstruation/cl...Texto duplicado Find a Study
/health/topics/menstruation/mo...Texto duplicado More Information
/health/topics/musculardysMuscular Dystrophy
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/health/topics/womenshealthWomen's Health
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/about/history/60th-anniversaryCelebrating 60 Years of NICHD
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/newsroom/news/040825-ferreiraSpotlight: Research on Rare Disease of Infancy Provides Insights into Skeletal Disorders
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Con 1,72 segundos, el tiempo de respuesta de la página es superior al límite recomendado de 0,4 segundos. Un tiempo de respuesta elevado ralentiza innecesariamente el rastreo de los buscadores y propicia una mala experiencia de uso.
El tamaño HTML de la página es adecuado: 232 kB.

Cabecera HTTP

NombreValor
dateSat, 26 Jul 2025 00:00:18 GMT
cache-controlmax-age=31536000, public
x-drupal-dynamic-cacheMISS
content-languageen
x-frame-optionsSAMEORIGIN
expiresSun, 19 Nov 1978 05:00:00 GMT
varyCookie
x-commerce-core2
x-drupal-cacheMISS
access-control-allow-origin*
last-modifiedSat, 26 Jul 2025 00:00:17 GMT
etag"1753488017"
content-length237489
content-typetext/html; charset=UTF-8
x-varnish1246761 262152
age15175
via1.1 varnish (Varnish/6.0)
x-varnish-cacheHIT
accept-rangesbytes
strict-transport-securitymax-age=31536002; preload; includeSubDomains
x-xss-protection1; mode=block
x-content-type-optionsnosniff
x-envoy-upstream-service-time268
set-cookie191 Caracteres
x-volterra-locationb-fr4-fra
servervolt-adc
statuscode200
http_versionHTTP/2

Factores externos

Wikipedia enlaza esta página en sus fuentes.
Esta página recibe enlaces de calidad de otros sitios web.
Esta página recibe backlinks de 1.978 dominios de referencia.
Esta página recibe un total de 718.302 backlinks.
Esta página recibe backlinks de 1.217 direcciones IP distintas.

Robots.txt

#
# robots.txt
#
# This file is to prevent the crawling and indexing of certain parts
# of your site by web crawlers and spiders run by sites like Yahoo!
# and Google. By telling these "robots" where not to go on your site,
# you save bandwidth and server resources.
#
# This file will be ignored unless it is at the root of your host:
# Used:    http://example.com/robots.txt
# Ignored: http://example.com/site/robots.txt
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/robotstxt.html

User-agent: *
Sitemap: https://www.nichd.nih.gov/default/sitemap.xml

# CSS, JS, Images
Allow: /core/*.css$
Allow: /core/*.css?
Allow: /core/*.js$
Allow: /core/*.js?
Allow: /core/*.gif
Allow: /core/*.jpg
Allow: /core/*.jpeg
Allow: /core/*.png
Allow: /core/*.svg
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /profiles/*.svg
# Directories
Disallow: /core/
Disallow: /profiles/
# Files
Disallow: /README.txt
Disallow: /web.config
# Paths (clean URLs)
Disallow: /admin/
Disallow: /comment/reply/
Disallow: /filter/tips/
Disallow: /node/add/
Disallow: /search/
Disallow: /user/register/
Disallow: /user/password/
Disallow: /user/login/
Disallow: /user/logout/
# Paths (no clean URLs)
Disallow: /index.php/admin/
Disallow: /index.php/comment/reply/
Disallow: /index.php/filter/tips/
Disallow: /index.php/node/add/
Disallow: /index.php/search/
Disallow: /index.php/user/password/
Disallow: /index.php/user/register/
Disallow: /index.php/user/login/
Disallow: /index.php/user/logout/

# robots.txt file for www.nichd.nih.gov
User-Agent: *
Disallow: /_layouts/
Disallow: /Documents/Forms/
Disallow: /Pages/Forms/
Disallow: /ReusableContent/
Disallow: /Reports%20List/
Disallow: /Search/
Disallow: /SiteCollectionDocuments/
Disallow: /SiteCollectionImages/
Disallow: /WorkflowTasks/
Disallow: /Search.aspx
Disallow: /search.aspx
Disallow: Search.aspx
Disallow: search.aspx

# adding new 2008 wild card syntax (see http://www.searchtools.com/robots/robots-txt-elements.html#wildcards)
Disallow: */_layouts/
Disallow: */Documents/Forms/
Disallow: */Pages/Forms/
Disallow: */ReusableContent/
Disallow: */Reports%20List/
Disallow: */Search/
Disallow: */SiteCollectionDocuments/
Disallow: */SiteCollectionImages/
Disallow: */WorkflowTasks/
# page-level exclusion
Disallow: *WebFldr.aspx$
Disallow: *Upload.aspx$
Disallow: *EditForm.aspx$
Disallow: *external.aspx$
Disallow: *search.aspx$
Disallow: *Search.aspx
Disallow: *search.aspx

Snippet (vista previa de los resultados de búsqueda)

Palabras clave más importantes

Se han encontrado las siguientes palabras clave. Comprueba si esta página está bien optimizada para cada palabra clave en concreto.

Palabra claveResultadoComprobar
NICHD63%Check
NICHD News54%Check
National Institute50%Check
Child Health50%Check
Human Development50%Check
Health49%Check
National49%Check
Development49%Check
Child49%Check
Human49%Check

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