Scientificamerican.com - SEO Checker

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Visión general del análisis SEO
Metadatos
71% 
Calidad de la página
64% 
Estructura
95% 
Enlazado
73% 
Servidor
100% 
Factores externos
100% 
Puntuación SEO
Tiempo de carga
0,17 s
Tamaño HTML
263,50 kB
Palabras
891
Medios
39
Cantidad de enlaces
112 internos / 6 externos

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Metadatos

Título
(Extremadamente importante)
Scientific American
El título es demasiado corto (171 píxeles de un máximo de 580 píxeles).Optimizar ahora
No se repite ninguna palabra en el título.
Meta descripción
(Extremadamente importante)
Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.
La meta descripción es demasiado larga: 1000 píxelesOptimizar la descripción.
Rastreabilidad
(Extremadamente importante)
No se detectan problemas para acceder al sitio web.
Redirección canónica
(Importante)
https://www.scientificamerican.com/
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: Canadá
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.
Otras Metaetiquetas
(Poco importante)
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
(Poco importante)
El nombre del dominio es demasiado extenso.
El dominio no es un subdominio.
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
(Poco importante)
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)
No se detecta ningún favicon enlazado en el código HTML.

Metaetiquetas

NombreValor
theme-color#fff
robotsmax-image-preview:standard
descriptionScientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.
viewportwidth=device-width, initial-scale=1.0
langen
twitter:imagehttps://www.scientificamerican.com/static/sciam-mark.jpg
twitter:titleScientific American
twitter:descriptionScientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.
twitter:image:altScientific American Logo
twitter:site@sciam
twitter:domainscientificamerican.com
twitter:cardsummary_large_image
og:urlhttps://www.scientificamerican.com/
og:imagehttps://www.scientificamerican.com/static/sciam-mark.jpg
og:titleScientific American
og:descriptionScientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.
og:site_nameScientific American
og:image:altScientific American Logo
og:typehomepage
og:localeen_US
charsetutf-8

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Calidad de la página

Contenido
(Extremadamente importante)
La cantidad media de palabras por frase es elevada: 39.5 palabras.
El número total de palabras en la página es bueno: 891 palabras.
Un 25.6% del contenido está constituido por palabras vacías.
Las palabras clave del título también se repiten en el texto del cuerpo.
Las palabras del encabezado H1 también aparecen en el cuerpo del texto.
La página contiene un listado, lo que indica una buena estructuración del contenido.
Se han encontrado 9 párrafos en esta página.
El contenido en formato texto de esta página es óptimo.
No se detecta ningún placeholder de texto ni imagen.
No se detecta contenido duplicado.
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)
Se han encontrado etiquetas de negritas vacías en esta página.
Optimización de imágenes
(Poco importante)
No se detecta ninguna descripción del atributo ALT en 5 imágenes. El contenido de los atributos ALT también es evaluado como texto por los buscadores y es muy importante para la búsqueda de imágenes.
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
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...agneto-optical_trap.jpg?m=1749750942.504Close up of the Aquila magneto-optical trap in QuEra’s facilities on a blue background
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...inensis_moves_larva.jpg?m=1749675861.189Close up of an Asian Needle Ant (Brachyponera chinensis) worker walking on wood, carrying and moving a larva from a disturbed nest
...tic/assets/subPromoSmallArt-6befea45.gifCarece de atributo ALT
...inal/NGC-1333-cloud.jpg?m=1749736962.032Glowing orange gas clouds with scattered bright newborn stars
...nal/SPELLEMENTS-FRI.jpg?m=1720779896.966Carece de atributo ALT
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...rding_air_force_one.jpg?m=1749825940.979US President Donald Trump speaking to journalists before boarding Air Force One, shot from the shoulders up with blue sky and clouds in the background
...nal/sa0625Cvr.jpg?m=1746123764.262&w=300Carece de atributo ALT
...iginal/sa0625Jaco01.jpg?m=1746804350.837A number of suns floating with Red Blood cells
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...5Covr-wStroke.jpg?m=1748448070.073&w=300Carece de atributo ALT
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...l/April-2024-Images.jpg?m=1713835670.132Purple and pink materials being conducted by electricity
...6A-763C-4FD0-9BC4CA890CC024A2_source.jpgChien-Shiung Wu in laboratory setting working on equipment.
...BE-FA56-4205-A4FDB8A6254B81FA_source.jpgThe inside of a hexagon-shaped ultrahigh vacuum chamber.
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...muon_g-2_ring.jpg?m=1749566484.011&w=450The Muon g−2 ring sits in its detector hall amidst electronics racks, the muon beamline, and other equipment at Fermi National Accelerator Laboratory
...rhero_costume.jpg?m=1749246333.647&w=450Young girl pointing at camera in homemade superhero costume and cardboard plane wings
..._of_the_union.jpg?m=1747251173.485&w=450President Donald Trump delivers address to a joint session of Congress, split image seen from watching television, March 4, 2025. The American flag is seen overlaid in front of President Trump's face as the photo was captured during a camera transition as part of a live television broadcast

Estructura de la página

Encabezado H1
(Extremadamente importante)
Scientific American
El encabezado H1 es demasiado corto (19 caracteres). Debería tener al menos 20 caracteres.
Encabezados
(Importante)
Algunos encabezados H están vacíos.

Estructura de los encabezados

Jerarquía de encabezadosContenido
H1 Scientific American
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 $0 for Digital Access
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 June 2025 Issue
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Games
H2 Spellements
H2 Math Puzzles
H2 All Games
H2 Special Edition
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Get Our Daily Newsletter
H2 Podcasts
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Encabezado vacío
H2 Popular Stories
H3 Encabezado vacío
H3 Encabezado vacío
H3 Encabezado vacío
H3 Encabezado vacío
H3 Encabezado vacío
H3 Encabezado vacío
Algunos textos ancla son demasiado largos.
Algunos enlaces internos contienen parámetros dinámicos. Las URL internas no deberían contener parámetros dinámicos, salvo que estén marcadas como nofollow.
Algunos textos ancla se repiten más de una vez en varios enlaces.
3 enlaces cerecen de un texto ancla.
La cantidad de enlaces internos es adecuada.
Hay 6 enlaces externos en esta página.

Enlaces detectados en esta página

EnlacePropiedadesTexto ancla
/Texto ancla Skip to main content
/getsciam/90-day-offer/?utm_so...Subdominio Special Offer: $1 for 90 days
/Scientific American
/article/could-iran-have-been-...Nuclear weaponsJune 13, 2025 Could Iran Have Been Close to Making a Nuclear Weapon? Uranium Enrichment Explained
IMG-ALT Men work inside of an uranium conversion facility just outside the city of Isfahan, Iran
/article/quantum-computers-sim...IMG-ALT Close up of the Aquila magneto-optical trap in QuEra’s facilities on a blue background
/article/quantum-computers-sim...Quantum Computers Simulate Particle 'String Breaking' in a Physics Breakthrough
/article/tectonic-plates-can-i...IMG-ALT Aerila view of Jagged snow-covered peaks across a barren, rocky landscape
/article/tectonic-plates-can-i...Tectonic Plates Can ‘Infect’ One Another with Earth-Shaking Subduction Zones
/podcast/episode/djungarian-ha...IMG-ALT A photo composite featuring two furry hamsters and a planet logo with the words "Science Quickly"
/podcast/episode/djungarian-ha...These Hamster Dads Are a Cut above the Rest
/article/invasive-asian-needle...IMG-ALT Close up of an Asian Needle Ant (Brachyponera chinensis) worker walking on wood, carrying and moving a larva from a disturbed nest
/article/invasive-asian-needle...This Ant Has a Sting Worse Than a Fire Ant’s—Here’s How to Avoid It
/getsciam/free-trial-offer/?ut...$0 for Digital Access Read all the stories you want.
/article/mapping-nearby-stars-...IMG-ALT Glowing orange gas clouds with scattered bright newborn stars
/article/mapping-nearby-stars-...This New Map of Nearby Stars May Solve a Cosmic Mystery
/game/spellements-2025-06-13/Sin texto
/game/spellements-2025-06-13/Spellements: Friday, June 13, 2025
/article/air-conditioning-can-...IMG-ALT Close up of a window air conditioner in the window with green shutters, on a white home with a blue, partly cloudy sky above the pitched roof
/article/air-conditioning-can-...Air-Conditioning Can Surprisingly Help the Power Grid during Extreme Heat
/article/five-climate-issues-t...IMG-ALT US President Donald Trump speaking to journalists before boarding Air Force One, shot from the shoulders up with blue sky and clouds in the background
/article/five-climate-issues-t...Five Climate Issues to Watch When Trump Goes to Canada
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/issue/sa/2025/06-01/Sin texto
/article/surprising-ways-that-...IMG-ALT A number of suns floating with Red Blood cells
/article/surprising-ways-that-...Can Sunlight Cure Disease?
/article/the-universes-first-l...IMG-ALT Conceptual image of the timeline of the cosmos
/article/the-universes-first-l...Astronomers’ Epic Quest to Witness the Cosmic Dawn
/article/can-we-refreeze-the-a...IMG-ALT Landscape above arctic circle
/article/can-we-refreeze-the-a...Inside the Bold Geoengineering Work to Refreeze the Arctic’s Disappearing Ice
/article/why-mitochondria-are-...IMG-ALT Illustration of how mitochondria signal others in a maze-like organelle with people walking in it
/article/why-mitochondria-are-...Mitochondria Are More Than Powerhouses—They’re the Motherboard of the Cell
/article/the-end-of-the-univer...IMG-ALT Imagined quantum bubbles
/article/the-end-of-the-univer...The Quantum Bubble That Could Destroy the Universe
/article/surprising-genetic-ev...IMG-ALT Illustration of genes with human faces in it.
/article/surprising-genetic-ev...DNA Studies Uncover Unexpected Evolutionary Changes in Modern Humans
/issue/sa/2025/06-01/View Full Issue
/issues/Explore Archive
/games/spellements/latest/IMG-ALT A robot hand reaches toward bubbles with letters in them
/games/spellements/latest/Spellements
/games/math-puzzles/latest/IMG-ALT Illustration of a hand and multiple numbers against a purple background.
/games/math-puzzles/latest/Math Puzzles
/games/IMG-ALT A robot hand unleashes a swirl of puzzle pieces, crosswords, and circles with numbers and letters
/games/All Games
/issue/special-editions/2025/0...Sin texto
/article/physicists-finally-kn...IMG-ALT Imagined illustration of atomic nuclei
/article/physicists-finally-kn...The Secret to the Strongest Force in the Universe
/article/tomorrows-quantum-com...IMG-ALT Quantum computer shown against a black backdrop.
/article/tomorrows-quantum-com...Tomorrow’s Quantum Computers Threaten Today’s Secrets. Here’s How to Protect Them
/article/quantum-weirdness-in-...IMG-ALT Purple and pink materials being conducted by electricity
/article/quantum-weirdness-in-...Quantum Weirdness in New Materials Bends the Rules of Physics
/article/the-little-known-orig...IMG-ALT Chien-Shiung Wu in laboratory setting working on equipment.
/article/the-little-known-orig...The Little-Known Origin Story behind the 2022 Nobel Prize in Physics
/article/physicists-make-matte...IMG-ALT The inside of a hexagon-shaped ultrahigh vacuum chamber.
/article/physicists-make-matte...Physicists Make Matter out of Light to Find Quantum Singularities
/article/why-arent-we-made-of-...IMG-ALT Illustration of two spheres nearly touching, with a bright yellow light near where they touch.
/article/why-arent-we-made-of-...Why Aren’t We Made of Antimatter?
/issue/special-editions/2025/0...Texto duplicado View Full Issue
/issues/Texto duplicado Explore Archive
/page/privacy-policy/Privacy Policy
/newsletters/Check out our other newsletters
/podcast/episode/djungarian-ha...June 13, 2025 These Hamster Dads Are a Cut above the Rest
IMG-ALT A photo composite featuring two furry hamsters and a planet logo with the words "Science Quickly"
/podcast/episode/why-some-anim...IMG-ALT A small blue sphere orbits a larger green sphere on a black background, with "Science Quickly" written underneath.
/podcast/episode/why-some-anim...Animal Lifespans Offer Clues about the Science of Aging
/podcast/episode/milky-way-and...IMG-ALT A small blue sphere orbits a larger blue sphere on a purple and blue background, with "Science Quickly" written below.
/podcast/episode/milky-way-and...New Doubts about Milky Way–Andromeda Collision, Explanation of 2023 Marine Heat Wave and Worms That Build Towers
/podcast/episode/the-national-...IMG-ALT A small blue sphere orbits a larger green sphere against a purple background, with "Science Quickly" written underneath.
/podcast/episode/the-national-...Summer Brings Hurricanes, Tornadoes and Extreme Heat—And an Underresourced National Weather Service
/podcast/episode/first-vaccine...Texto duplicado IMG-ALT A small blue sphere orbits a larger blue sphere on a purple and blue background, with "Science Quickly" written below.
/podcast/episode/first-vaccine...Megalodon Diets, Teeth Sensitivity and a Bunch of Vaccine News
/podcasts/More Podcasts
/article/why-the-waymo-car-fir...TransportationJune 9, 2025 Thermal Runaway Explains Why Waymo Cars Burned So Completely in the Recent Los Angeles Protests
IMG-ALT Car engulfed by flames
/article/forest-preservation-t...Climate ChangeJune 6, 2025 Tree Planting Efforts Could Actually Worsen Climate Change
IMG-ALT Trees on fire in a forest during the Ross Moore Lake wildfire in British Columbia, Canada on July 28, 2023.
/article/inside-the-secret-mee...MathematicsJune 6, 2025 At Secret Math Meeting, Researchers Struggle to Outsmart AI
IMG-ALT Blue illustration of a face with numbers, implying math and AI.
/article/a-blockbuster-muon-an...Particle PhysicsJune 9, 2025 Do Wobbling Muons Point the Way to New Physics?
IMG-ALT The Muon g−2 ring sits in its detector hall amidst electronics racks, the muon beamline, and other equipment at Fermi National Accelerator Laboratory
/article/superheroes-represent...The Science of ParentingJune 9, 2025 Superheroes Represent Something Different to Today’s Kids
IMG-ALT Young girl pointing at camera in homemade superhero costume and cardboard plane wings
/article/science-tells-us-the-...ArgonautMay 14, 2025 Science Tells Us the U.S. Is Heading toward a Dictatorship
IMG-ALT President Donald Trump delivers address to a joint session of Congress, split image seen from watching television, March 4, 2025. The American flag is seen o...
/latest/Texto duplicado View All Stories
/getsciam/Subscription Plans
/getsciam/gift/Give a Gift Subscription
/latest-issue/Latest Issue
/News
/opinion/Texto duplicado Opinion
/newsletters/Newsletters
/podcasts/Texto duplicado Podcasts
/games/Texto duplicado Games
/travel/Travel
/page/about-scientific-american/About
/pressroom/Press Room
/page/frequently-asked-questio...FAQs
/page/contact-us/customer-serv...Contact Us
/standards-and-ethics/Standards & Ethics
/page/international/International Editions
/mediakit/Advertise
/accessibility-statement/Accessibility
/page/terms-of-use/Terms of Use
/page/privacy-policy/Texto duplicado Privacy Policy
/page/california-consumer-priv...California Consumer Privacy Statement
/page/return-refund-policy/Return & Refund Policy
https://www.facebook.com/Scien...Nueva ventana Externo Subdominio A-TITLE Facebook
https://www.instagram.com/scie...Nueva ventana Externo Subdominio A-TITLE Instagram
https://www.linkedin.com/compa...Nueva ventana Externo Subdominio A-TITLE LinkedIn
https://www.tiktok.com/@scient...Nueva ventana Externo Subdominio A-TITLE TikTok
https://www.youtube.com/user/S...Nueva ventana Externo Subdominio A-TITLE YouTube
https://www.reddit.com/r/Scien...Nueva ventana Externo Subdominio A-TITLE Reddit

Configuración del servidor

Redirecciones HTTP
(Extremadamente importante)
Esta página redirige a "https://www.scientificamerican.com/".
Cabecera HTTP
(Importante)
La cabecera X-Powered-by no se envía en la cabecera de la página.
El servidor web transmite la página web (HTML) comprimida.
Rendimiento
(Poco importante)
El tiempo de respuesta de la página HTML es excelente: 0,17 segundos, y se sitúa por debajo de los 0,40 segundos.
El tamaño HTML de la página es adecuado: 264 kB.

Cabecera HTTP

NombreValor
content-typetext/html; charset=utf-8
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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 8.634 dominios de referencia.
Esta página recibe un total de 537.602 backlinks.
Esta página recibe backlinks de 5.320 direcciones IP distintas.

Backlinks desde Wikipedia

Descubre más links en la función de búsqueda de Wikipedia

Robots.txt

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Snippet (vista previa de los resultados de búsqueda)

www.scientificamerican.com
Scientific American
Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.

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