Lerni.us - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
66% 
Page structure
60% 
Link structure
0% 
Server
92% 
External factors
100% 
SEO Score
Response time
0.55 s
File size
197.90 kB
Words
2306
Media files
20
Number of links
41 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Lerni — Aprende 5 idiomas en línea
The length of the page title is perfect. (318 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Aprende 5 idiomas con más de 6 000 lecciones multimedia interactivas. Cursos, ejercicios, diálogos, certificados. Utilizado por más de 185.000 estudiantes y 1.700+ instituciones.
The meta description is too long: 1098 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://lerni.us/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: es
Language defined in HTML: es
Server location: United States of America
The following language is defined by HTML: es
Alternate/Hreflang Links
(Somewhat important)
The specified alternate links have no errors.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
csrf-tokenc3e2CIg19p1qEafCX46i5dJ7jhLFskiz9Zgf3l1a
descriptionAprende 5 idiomas con más de 6 000 lecciones multimedia interactivas. Cursos, ejercicios, diálogos, certificados. Utilizado por más de 185.000 estudiantes y 1.700+ instituciones.
robotsindex, follow
authorLerni sp. z o.o.
langes
twitter:cardsummary_large_image
twitter:titleLerni — Aprende idiomas en línea
twitter:descriptionCursos multimedia interactivos en 5 idiomas. Más de 6 000 lecciones.
twitter:imagehttps://lerni.us/img/design/lerni-og.png
og:titleLerni — Aprende idiomas en línea
og:descriptionCursos multimedia interactivos en 5 idiomas. Más de 6 000 lecciones, ejercicios, diálogos y vídeos.
og:typewebsite
og:urlhttps://lerni.us
og:site_nameLerni
og:localees
og:imagehttps://lerni.us/img/design/lerni-og.png
og:image:width1200
og:image:height630
charsetutf-8

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Page quality

Content
(Critically important)
Words from the H1 heading are not used in the page content.
These Typos were found:
  • restaurant => restaurante
This page contains 2306 words. That's ok.
27.4% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
38 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 11.08 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1" is provided.
Bold and strong tags
(Somewhat important)
Empty bold or strong tags were found on this page.
Image SEO
(Somewhat important)
16 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
https://lerni.us/img/design/mascot.pngNo alt attribute provided
/img/flags/lerni/spanish.pngNo alt attribute provided
/img/flags/lerni/english.pngNo alt attribute provided
https://lerni.us/img/flags/lerni/polish.svgNo alt attribute provided
https://lerni.us/img/flags/lerni/german.pngNo alt attribute provided
/img/flags/lerni/spanish.pngNo alt attribute provided
https://lerni.us/img/flags/lerni/french.pngNo alt attribute provided
/img/flags/lerni/italian.pngNo alt attribute provided
https://lerni.us/img/design/hero-mockup.pngVista previa de la plataforma Lerni
/img/landing/photo-apple.pngNo alt attribute provided
/img/landing/photo-orange.pngNo alt attribute provided
/img/landing/photo-peach.pngNo alt attribute provided
https://lerni.us/img/courses_flags/en.pngNo alt attribute provided
https://lerni.us/img/courses_flags/de.pngNo alt attribute provided
https://lerni.us/img/courses_flags/es.pngNo alt attribute provided
https://lerni.us/img/courses_flags/fr.pngNo alt attribute provided
https://lerni.us/img/courses_flags/it.pngNo alt attribute provided
/img/landing/founder-bartek.jpgBartłomiej Postek
https://lerni.us/img/design/mascot.pngLerni

Page structure

H1 heading
(Critically important)
Las apps enseñan palabras. Los libros enseñan reglas. Lerni te enseña el idioma.
The H1 heading is perfect.
Headings
(Important)
There are 42 headings on the page. The amount of headings should be in a more proper relation to the amount of text.
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Las apps enseñan palabras. Los libros enseñan reglas. Lerni te enseña el idioma.
H2 Años aprendiendo. Cientos de palabras. Y silencio cuando alguien pregunta.
H2 Cuatro cosas que necesita cada lección de idioma de verdad.
H2 Un curso entero — no ejercicios sueltos.
H2 Cinco idiomas, con honestidad.
H2 Lerni funciona porque se basa en investigación.
H2 App, libro o curso — elige lo que necesita tu objetivo.
H2 Calcula lo que puedes lograr
H2 1 000 000+ estudiantes. Un idioma cada vez.
H2 Enseñamos a adultos desde 2009. Por el camino difícil.
H2 Un equipo. Una ciudad. Dos décadas averiguando qué funciona.
H2 Elige tu vía. El producto es el mismo.
H2 Preguntas que conviene hacer antes de empezar.
H2 Empieza a aprender el idioma. Cancela cuando quieras.
H3 de palabras se olvidan en 30 días
H3 tiempo medio aprendiendo inglés
H3 termina un curso online
H3 Habla como una persona, no como una guía de frases.
H3 Tu cerebro olvida. Nosotros no se lo permitimos.
H3 Aprende con lo que te gusta.
H3 ¿Qué idioma quieres aprender?
H3 Empty heading
H3 ¿Qué quieres lograr con tu aprendizaje?
H3 ¿Cuánto tiempo puedes dedicar al aprendizaje?
H3 ¿Para cuántos meses quieres planificar?
H3 Tu plan está listo.
H3 Empty heading
H3 Pago yo
H3 Tengo un código
H3 Somos una escuela, biblioteca o empresa
H4 Diálogo real desde la primera lección
H4 Las palabras se quedan cuando ves la imagen
H4 Repasos al ritmo de tu memoria
H4 Errores corregidos al momento
H4 mejor retención
H4 al día son suficientes
H4 voces, no robots
H4 ritmo, tu objetivo
H4 Your learning modules
H4 Empty heading
H4 Hitos
H4 Cursos
H4 Plataforma
H4 Recursos
H4 Empresa
Some internal link anchor texts are too long.
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
The number of internal links is ok.
There are no external links on this page.

Found links on this page

LinkAttributesAnchor text
https://lerni.us/Anchor Método
/pricing?utm_source=homepage&u...Precios
/code?utm_source=homepage&utm_...¿Tienes un código?
https://lerni.us/?lang=enEnglish
https://lerni.us/?lang=plPolski
https://lerni.us/?lang=deDeutsch
https://lerni.us/?lang=esEspañol
https://lerni.us/?lang=frFrançais
https://lerni.us/?lang=itItaliano
/login?utm_source=homepage&utm...Iniciar sesión
/pricing?utm_source=homepage&u...Aprende idiomas desde 13,00 EUR/mes
/pricing?utm_source=homepage&u...Aprende idiomas desde 13,00 EUR/mes desde 13,00 EUR/mes
https://lerni.us/Anchor Crea un plan de aprendizaje gratis
/pricing?utm_source=homepage&u...Empieza a aprender desde 13,00 EUR / mes →
https://lerni.us/placement-testNo sé — hacer la prueba de nivel →
https://lerni.us/regulationsNew window Términos de Servicio
https://lerni.us/privacyNew window Política de Privacidad
/pricing?utm_source=homepage&u...Directo Pago yo desde 13,00 EUR / mes Acceso mensual, semestral o anual — los 5 idiomas incluidos. Cancela con un clic. Ver precios →
/code?utm_source=homepage&utm_...Código de activación Tengo un código De tu plataforma de beneficios, biblioteca, universidad o campaña de socio. Introduce el código y entra al instante. Int...
/cdn-cgi/l/email-protectionPara organizaciones Somos una escuela, biblioteca o empresa Acceso en bloque para personal o miembros. Panel de administración, informes, factura, contrato p...
/cdn-cgi/l/email-protectionEscríbenos
/pricing?utm_source=homepage&u...Aprende idiomas desde 13,00 EUR/mes →
https://lerni.us/Anchor Crea un plan de aprendizaje gratis — 2 min
/pricing?utm_source=homepage&u...Text duplicate Aprende idiomas desde 13,00 EUR/mes →
https://lerni.us/curso-de-inglesCurso de inglés
https://lerni.us/curso-de-alemanCurso de alemán
https://lerni.us/curso-de-espanolCurso de español
https://lerni.us/curso-de-francesCurso de francés
/curso-de-italianoCurso de italiano
/pricing?utm_source=homepage&u...Text duplicate Precios
/code?utm_source=homepage&utm_...Activar código
/courses?utm_source=homepage&u...Certificados
/wordlists?utm_source=homepage...Listas de palabras
/blog?utm_source=homepage&utm_...Blog
/words?utm_source=homepage&utm...Palabras
/teachers?utm_source=homepage&...Para profesores
/contact?utm_source=homepage&u...Contacto
/regulations?utm_source=homepa...Términos y condiciones
/login?utm_source=homepage&utm...Text duplicate Iniciar sesión
/register?utm_source=homepage&...Registrarse
/cdn-cgi/l/email-protection[email protected]

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://lerni.us/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time of 0.55 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
The file size of the HTML document is fine (198 kB).

HTTP Response Header

NameValue
dateSat, 10 Oct 2026 12:49:54 GMT
content-typetext/html; charset=utf-8
servercloudflare
varyAccept-Encoding
cache-controlno-cache, private
permissions-policylocal-fonts=(), browsing-topics=()
x-frame-optionsSAMEORIGIN
set-cookie456 Characters
x-xss-protection1; mode=block
x-content-type-optionsnosniff
nel{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
cf-cache-statusDYNAMIC
report-to{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=fxLJaP2sKdWxBeESvuXl9KHheuL6bz3Qo9vr26wPmPFWDqz9Ft1Bhr1lEHIqFfitpoOkBQX67uMQtq0YgNnvA2aI4PcM33skwtA4VEUntxpKqYIDdrGzu5hCQQ%3D%3D"}]}
content-encodingzstd
cf-raya485bf6ad956d12b-CDG
alt-svch3=":443"; ma=86400
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 288 referring domains.
This page has 674 backlinks.
This page has backlinks from 144 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Allow: /

# Private areas
Disallow: /admin
Disallow: /admin/*
Disallow: /teacher
Disallow: /teacher/*
Disallow: /api/
Disallow: /profile
Disallow: /auto-login/

# Static assets that don't need indexing
Disallow: /build/
Disallow: /vendor/

# Sitemap
Sitemap: https://lerni.us/sitemap.xml

Similar sites

Search preview

lerni.us
Lerni — Aprende 5 idiomas en línea
Aprende 5 idiomas con más de 6 000 lecciones multimedia interactivas. Cursos, ejercicios, diálogos, certificados. Utilizado por más de 185.000 estudiantes y 1.700+ instituciones.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
LERNI81%Check
idioma77%Check
Lerni Aprende idiomas71%Check
Aprende66%Check
Aprende idiomas64%Check
de palabras64%Check
app de palabras63%Check
idiomas62%Check
Lerni funciona62%Check
Aprende idiomas en línea61%Check
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