Issn.org - SEO Checker

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Overview of the SEO Check
Meta information
61% 
Page quality
49% 
Page structure
62% 
Link structure
75% 
Server
46% 
External factors
100% 
SEO Score
Response time
2.06 s
File size
89.60 kB
Words
455
Media files
15
Number of links
67 internal / 3 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
ISSN |
The page title is too short. (59 pixels of 580 max pixel length) Optimize title
The page title is only one word.
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is empty.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Server location: United States of America
The following language is defined by HTML: en-us
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
description 
viewportwidth=device-width
robotsmax-image-preview:large
generatorWPML ver:4.6.12 stt:5,61,1,4,47,2;
msapplication-TileImagehttps://www.issn.org/wp-content/uploads/2020/12/cropped-logo-2-270x270.jpg
langen-us
X-UA-CompatibleIE=Edge,chrome=1
charsetUTF-8

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Page quality

Content
(Critically important)
There are only 455 words on this page. Good pages should have about 800 words of useful content.
26.8% of the text are stop words.
The page contains a listing, which indicates a good text layout.
5 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 10 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 46 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
Some tags are too long. With 216 characters this one is longer than 70 characters:
"the issn international centre will participate in the meeting of information science journals of merco..."
Image SEO
(Somewhat important)
10 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
/wp-content/themes/themeissn/img/logo.jpgISSN
...epress-multilingual-cms/res/flags/en.pngNo alt attribute provided
...epress-multilingual-cms/res/flags/fr.pngNo alt attribute provided
...epress-multilingual-cms/res/flags/es.pngNo alt attribute provided
...epress-multilingual-cms/res/flags/zh.pngNo alt attribute provided
...epress-multilingual-cms/res/flags/ar.pngNo alt attribute provided
...epress-multilingual-cms/res/flags/ru.pngNo alt attribute provided
/wp-content/themes/themeissn/img/home.pngISSN
...015/12/issn_portal_carousel_slide_03.pngNo alt attribute provided
...2/issn_portal_carousel_slide_05_road.pngNo alt attribute provided
...ortal_carousel_slide_img_portal_logo.pngNo alt attribute provided
...portal_carousel_img_logo_the_keepers.pngNo alt attribute provided
...ontent/themes/themeissn/img/facebook.pngtwitter
...content/themes/themeissn/img/twitter.pngtwitter

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
Some headings occur twice on the page.
The structure of headings is missing one or more levels. Do not skip heading levels.
Some headings do not have any content.

Heading structure

Heading levelContent
H2 International Identifier for serials and other continuing resources, in the electronic and print world
H3 Requesting an ISSN
H3 Find a national centre
H3 Subscribe to the ISSN Portal
H3 Empty heading
H3 ISSN Community for National Centres only
H3 Newsletter Subscribe
H4 Read more
H4 Read more Duplicate text
H4 Read more Duplicate text
H4 read more
H4 Read more Duplicate text
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.
There are 5 links with a trivial anchor text.
The number of internal links is ok.
There are 3 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.issn.org/Subdomain IMG-ALT ISSN
https://www.issn.org/fr/Subdomain Français (French)
https://www.issn.org/es/Subdomain Español (Spanish)
https://www.issn.org/zh-hans/Subdomain 简体中文 (Chinese (Simplified))
https://www.issn.org/ar/Subdomain العربية (Arabic)
https://www.issn.org/ru/Subdomain Русский (Russian)
https://www.issn.org/Subdomain Text duplicate IMG-ALT ISSN
/the-centre-and-the-network/ou...Subdomain The ISSN International Centre
/the-centre-and-the-network/ou...Subdomain Annual Reports and Plans
/the-centre-and-the-network/ou...Subdomain The ISSN Network
/the-centre-and-the-network/ou...Subdomain ISSN statutes
/the-centre-and-the-network/ou...Subdomain ISSN bodies
/the-centre-and-the-network/me...Subdomain The ISSN Network today
/the-centre-and-the-network/me...Subdomain Become a member of the ISSN Network
/the-centre-and-the-network/me...Subdomain Why join the ISSN?
/the-centre-and-the-network/ou...Subdomain Our partners
/the-centre-and-the-network/ou...Subdomain Our projects
/understanding-the-issn/what-i...Subdomain ISSN in short
/understanding-the-issn/assign...Subdomain Assignment policy
/understanding-the-issn/assign...Subdomain The ISSN for electronic media
/understanding-the-issn/assign...Subdomain Linking ISSN
/understanding-the-issn/assign...Subdomain Learn more
/understanding-the-issn/assign...Subdomain ISSN Manual
/understanding-the-issn/assign...Subdomain ISSN MARC21 and UNIMARC profiles
/understanding-the-issn/assign...Subdomain PRESSoo
/understanding-the-issn/assign...Subdomain ISSN linked data application profile
/understanding-the-issn/issn-u...Subdomain Use of ISSN in GTIN codes
/understanding-the-issn/issn-u...Subdomain Use of ISSN in DOI
/understanding-the-issn/issn-u...Subdomain Practical uses of the ISSN
/understanding-the-issn/the-is...Subdomain The ISSN International Portal
/understanding-the-issn/standa...Subdomain Standardization
/services/requesting-an-issn/Subdomain Requesting an ISSN
/services/requesting-an-issn/c...Subdomain National Centres Directory
/services/requesting-an-issn/c...Subdomain International Centre Directory
/services/requesting-an-issn/t...Subdomain Multinational Publishers Directory
/services/subscribe-to-the-reg...Subdomain Subscribe to the ISSN Portal
/services/subscribe-to-the-reg...Subdomain Subscription options
/services/subscribe-to-the-reg...Subdomain Pricing
/services/online-services/road...Subdomain ROAD
/services/online-services/etas...Subdomain TAS
/services/online-services/keep...Subdomain Keepers Registry
/services/online-services/acce...Subdomain ISSN-L table (linking ISSN)
/services/online-services/acce...Subdomain Title word abbreviations (ISO 4 standard)
/services/online-services/urn/Subdomain URN
/services/customised-services/...Subdomain ISSN Premium
/services/customised-services/...Subdomain The ISSN ID certificate
/the-centre-and-the-network/ou...Subdomain Trivial anchor text
Read more
/services/online-services/road...Subdomain Text duplicate Trivial anchor text
Read more
/understanding-the-issn/the-is...Subdomain Text duplicate Trivial anchor text
Read more
/services/online-services/urn/Subdomain Trivial anchor text
read more
/services/online-services/keep...Subdomain Text duplicate Trivial anchor text
Read more
/services/requesting-an-issn/Subdomain Text duplicate Requesting an ISSN
/the-centre-and-the-network/me...Subdomain Find a national centre
/services/subscribe-to-the-reg...Subdomain Text duplicate Subscribe to the ISSN Portal
/rubrique/actu-en/Subdomain News +
A-TITLE Actualités
/the-issn-international-centre...Subdomain The ISSN International Centre Will Participate in the Meeting of Information Science Journals of Mercosur and the International Forum of Scientific Journal E...
/issn-international-centre-202...Subdomain ISSN International Centre 2023 Activity Report The full ISSN International Centre 2023 Activity Report is now available in English and French. The summarised...
/month-of-the-publisher-organi...Subdomain Month of the Publisher organized by the National Library of Colombia: video now available The National Library of Colombia is organizing a series of professi...
/the-centre-and-the-network/ou...Subdomain Who are we ?
/services/requesting-an-issn/c...Subdomain Contact us
https://www.issn.org/site-map/Subdomain Site map
/site-archives/Subdomain Site archives
https://portal.issn.org/External Subdomain ISSN Portal
/legal-notices/Subdomain Statutory copyright information
https://www.issn.org/career/Subdomain Careers
https://fr-fr.facebook.com/ISS...New window External Subdomain IMG-ALT twitter
https://twitter.com/ISSN_ICNew window External Text duplicate IMG-ALT twitter
/mon-admin/?action=lostpasswordSubdomain Forgot your password ?
/?na=view&id=596Subdomain View the latest issue of the newsletter
https://www.issn.org/newsletters/Subdomain View all the newsletter issues

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.issn.org/"
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)
The page response time is very slow (2.06 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
This page loads 17 CSS files. This may affect the page load time negatively.
This page loads 46 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (90 kB).

HTTP Response Header

NameValue
dateMon, 09 Sep 2024 06:04:49 GMT
serverApache/2.4.41 (Ubuntu)
varyAccept-Encoding,Cookie
cache-controlmax-age=3, must-revalidate
content-encodinggzip
upgradeh2,h2c
connectionUpgrade
content-length21196
last-modifiedMon, 09 Sep 2024 05:12:50 GMT
content-typetext/html; charset=UTF-8
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 2,994 referring domains.
This page has 504,219 backlinks.
This page has backlinks from 1,562 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

User-agent: *
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php

Sitemap: https://www.issn.org/sitemap.xml
Sitemap: https://www.issn.org/sitemap.html

Similar sites

Search preview

www.issn.org
ISSN |

Most important keywords

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

KeywordResultRecheck
ISSN74%Check
ISSN International60%Check
ISSN Portal59%Check
ISSN International Centre56%Check
ISSN Network56%Check
Linking ISSN56%Check
ISSN uses56%Check
ISSN International Centre 202354%Check
Centre47%Check
National47%Check
Show more keywords and terms

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