Astronomia.ign.es - SEO Checker

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Overview of the SEO Check
Meta information
57% 
Page quality
32% 
Page structure
100% 
Link structure
93% 
Server
46% 
External factors
100% 
SEO Score
Response time
0.26 s
File size
64.00 kB
Words
71
Media files
18
Number of links
14 internal / 23 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Astronomía : Inicio
The page title is too short. (170 pixels of 580 max pixel length) Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://astronomia.ign.es/
The specified canonical link points to a different page.
There is more than one canonical link on this page.
Language
(Somewhat important)
Language detected in text: es
Language defined in HTML: es-es
Server location: United States of America
The following language is defined by HTML: es-es
Alternate/Hreflang Links
(Somewhat important)
The alternate link to the page itself is missing.
An URL is specified multiple times in alternate links.
The href language x-default, es-es, en-gb is specified more than once in alternate links.
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
viewportinitial-scale=1.0, width=device-width
authorInstituto Geográfico Nacional
abstractA través de este portal es posible acceder a todos los contenidos relacionados con la Astronomía que genera el Instituto Geográfico Nacional
keywordsAstronomía, IGN, estrellas, ROM, Yebes, Telescopios.
langes-es
content-typetext/html; charset=UTF-8

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Page quality

Content
(Critically important)
There are only 71 words on this page. Use at least 250 words to provide useful information.
Words from the H1 heading are not used in the page content.
No paragraphs were detected.
1.4% of the text are stop words.
The page contains a listing, which indicates a good text layout.
No placeholders texts or images were found.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
Multiple viewport tags are given. There should only be one.
No Apple touch icon is specified.
This page loads 107 JavaScript files. This may affect the load time negatively.
A viewport "initial-scale=1.0, width=device-width" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 6 tags for this page.
Image SEO
(Somewhat important)
8 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)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
...-theme/images/webAstro/HOME/IGN-Logo.pngMinisterio de Transportes y Movilidad SostenibleMinisterio de Transportes y Movilidad Sostenible
...HOME/cieloamanecer14-20sep2024_ampli.jpgAspecto del cielo (45 minutos antes de la salida del sol)
...OME/cieloanochecer13-19sep2024_ampli.jpgAspecto del cielo al Anochecer
...astronomia/galeria/Bol_IGN_jul24_web.jpgLo que se esconde tras la nebulosa de Orión
...urces/astronomia/galeria/etanolamina.pngIndeno
...oan.es/servidorEfem/img/lunaign.pngNo alt attribute provided
https://www.oan.es/servidorEfem/img/ign.pngNo alt attribute provided
...nomia/galeria/RealObservatorioMadrid.jpgReal Observatorio de Madrid
.../webAstro/HOME/Banner-Herchell-nuevo.jpgWilliam Herschel.Una figura clave en la historia del Observatorio Bicentenario de la muerte de William Herschel
...theme/images/webAstro/HOME/practicas.jpgpracticas-curricularespracticas-curriculares
...ys-theme/images/webAstro/HOME/empleo.jpgEmpleo públicoEmpleo público
...me/images/webAstro/HOME/contratacion.jpgContrataciónContratación
...s/web/resources/astronomia/galeria/C.jpgNo alt attribute provided
...ia/galeria/enlaceServidor_rectangulo.jpgNo alt attribute provided
...omia/galeria/anuario_rectangulo_2024.jpgNo alt attribute provided
...nomia/galeria/enlaceMuseo_rectangulo.jpgNo alt attribute provided
...mages/webAstro/HOME/IGN-Footer-Spain.pngNo alt attribute provided
...images/webAstro/HOME/IGN-Footer-Ball.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
Astronomía y Desarrollos Tecnológicos
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Astronomía y Desarrollos Tecnológicos
H2 Prácticas en:
H2 Observatorio Astronómico Nacional (Retiro)
H2 Observatorio de Yebes
H2 Becas, Formación y Empleo público
H2 Contratación
H2 Visita las instalaciones
H2 Información astronómica
H2 Anuario Astronómico
H2 Museo Virtual
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.
None of the anchor texts is too long.
There are 23 external links on this page.

Found links on this page

LinkAttributesAnchor text
http://astronomia.ign.es/Anchor Saltar al contenido
/web/guest/inicio?p_p_id=82&p_...Subdomain English
https://www.facebook.com/robsm...New window External Subdomain A-TITLE Facebook Real Observatorio de Madrid
https://twitter.com/RObsMadridNew window External A-TITLE twitter Real Observatorio de Madrid
http://www.ign.es/web/ign/port...New window External Subdomain IMG-ALT Ministerio de Transportes y Movilidad Sostenible
A-TITLE go-to Astronomia
http://astronomia.ign.es/inicioAstronomía y Desarrollos Tecnológicos
A-TITLE Astronomía
/web/guest/oanSubdomain Observatorio Astronómico Nacional
/web/guest/oySubdomain Observatorio de Yebes
http://www.raege.eu/External Subdomain RAEGE
/web/guest/iramSubdomain IRAM
/web/guest/informacion-astrono...Subdomain Información astronómica
https://www.ign.es/resources/a...New window External Subdomain IMG-ALT Lo que se esconde tras la nebulosa de Orión
https://www.ign.es/resources/n...New window External Subdomain IMG-ALT Indeno
http://www.oan.es/servidorEfem...New window External Subdomain No Text
http://www.oan.es/servidorEfem...New window External Subdomain No Text
/web/guest/william-herschel/in...IMG-ALT William Herschel.Una figura clave en la historia del Observatorio
A-TITLE William Herschel.Una figura clave en la historia del Observatorio
/web/guest/oan/practicas-oanObservatorio Astronómico Nacional (Retiro)
A-TITLE Prácticas en oan retiro
/web/guest/icts-yebes/practica...Text duplicate Observatorio de Yebes
A-TITLE Prácticas en Yebes
http://www.ign.es/web/ic-becasNew window External Subdomain IMG-ALT Empleo público
A-TITLE Empleo público
http://www.ign.es/web/ic-becasNew window External Subdomain Becas, Formación y Empleo público
A-TITLE Becas, Formación y Empleo público
https://contrataciondelestado.es/New window External IMG-ALT Contratación
A-TITLE Plataforma de contratación del estado
https://contrataciondelestado.es/New window External Text duplicate Contratación
A-TITLE Plataforma de contratación del estado
http://www.oan.es/servidorEfem...New window External Subdomain Text duplicate Información astronómica
A-TITLE Información astronómica
http://www.oan.es/servidorEfem...External Subdomain A-TITLE Imágenes del cielo
/web/guest/oan/anuarioAnuario Astronómico
A-TITLE Anuario Astronómico
/web/guest/oan/anuarioText duplicate A-TITLE Anuario Astronómico
https://www.ign.es/web/ign/por...New window External Subdomain Museo Virtual
A-TITLE Museo Virtual
https://www.ign.es/web/ign/por...External Subdomain Text duplicate A-TITLE Museo Virtual
https://transparencia.gob.es/New window External Portal de transparencia
http://www.ign.es/web/ign/port...New window External Subdomain Aviso Legal
http://www.ign.es/web/ign/port...New window External Subdomain Política de datos
http://astronomia.ign.es/mapa-webMapa web
/accesiblidadAccesibilidad
https://www.facebook.com/robsm...New window External Subdomain Text duplicate A-TITLE Facebook Real Observatorio de Madrid
https://twitter.com/RObsMadridNew window External Text duplicate A-TITLE twitter Real Observatorio de Madrid
https://www.ign.es/web/ign/por...External Subdomain A-TITLE Real Observatorio de Madrid
https://astro.aytoyebes.es/External Subdomain Text duplicate A-TITLE Observatorio de Yebes

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
HTTP header
(Important)
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
This page loads 15 CSS files. This may affect the page load time negatively.
This page loads 107 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.26 seconds.
The file size of the HTML document is fine (64 kB).

HTTP Response Header

NameValue
serverApache-Coyote/1.1
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
x-xss-protection1
set-cookie61 Characters
content-encodinggzip
liferay-portalLiferay Portal Community Edition 6.2 CE GA4 (Newton / Build 6203 / April 16, 2015)
content-typetext/html;charset=UTF-8
transfer-encodingchunked
dateMon, 16 Sep 2024 04:42:01 GMT
statuscode200
http_versionHTTP/1.1

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 830 referring domains.
This page has 6,595 backlinks.
This page has backlinks from 502 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-Agent: *
Disallow:

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astronomia.ign.es
Astronomía : Inicio

Most important keywords

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

KeywordResultRecheck
Astronomía69%Check
Desarrollos50%Check
ign48%Check
Observatorio46%Check
Empleo44%Check
Anuario40%Check
Museo40%Check
Museo Virtual39%Check
Nacional38%Check
Yebes38%Check
Show more keywords and terms

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