Iarc.who.int - SEO Checker

Overview of the SEO Check
Meta information
77% 
Page quality
84% 
Page structure
79% 
Link structure
36% 
Server
0% 
External factors
100% 
SEO Score
Response time
0.46 s
File size
64.70 kB
Words
866
Media files
0
Number of links
88 internal / 27 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
IARC – INTERNATIONAL AGENCY FOR RESEARCH ON CANCER
The page title should be shorter than 580 pixels. It is 614 pixels long. 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://www.iarc.who.int/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Server location: France
The following language is defined by HTML: en-us
Alternate/Hreflang Links
(Somewhat important)
Language for link pointing to page itself inaccurate
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, maximum-scale=1
generatorWPML ver:3.9.4 stt:1,4;
msapplication-TileImagehttps://www.iarc.who.int/wp-content/uploads/2018/07/cropped-Selection_999182_-270x270.png
langen-us
charsetUTF-8

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Page quality

Content
(Critically important)
This page contains 866 words. That's ok.
21% 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.
9 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 22.5 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 17 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1, maximum-scale=1" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 17 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
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

No media files were found.

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H3 World Cancer Report Updates webinar series: COVID-19 and Cancer Screening
H3 Documenting the sources and methods of the GLOBOCAN 2020 estimates
H3 Cancer screening in the coronavirus pandemic era: adjusting to a new situation
H3 Special Issue of Cancer Epidemiology on childhood cancer, coordinated by IARC guest editors
H3 Plasma concentrations of advanced glycation end-products and colorectal cancer risk in the EPIC study
H3 Dietary intake of trans fatty acids and breast cancer risk in 9 European countries
H3 Launch of the CBIG-SCREEN project, a collaborative Europe-wide effort to tackle inequalities in cervical cancer screening
H3 Exposome-Explorer database 3.0 includes newly curated gut microbial metabolites
H3 IARC Monographs evaluation of the carcinogenicity of gentian violet, leucogentian violet, malachite green, leucomalachite green, and CI Direct Blue 218
H3 The hidden curve behind COVID-19 outbreak: the impact of delay in treatment initiation in cancer patients and how to mitigate the additional risk of dying—the head and neck cancer model
H3 Genome-wide DNA methylation profiling of esophageal squamous cell carcinoma from global high-incidence regions identifies crucial genes and potential cancer markers
H3 Colorectal Cancer Awareness Month 2021
H3 Launch of Cancer Stories – Gastrointestinal Cancers
H3 Impact of tobacco control policies implementation on future lung cancer incidence in Europe: an international, population-based modeling study
H3 New report highlights key measures to improve breast cancer outcomes in sub-Saharan Africa
H3 International Childhood Cancer Day 2021
H3 World Cancer Day: Breast cancer overtakes lung cancer in terms of number of new cancer cases worldwide.
H3 Global increase in thyroid cancer incidence in children and adolescents may be driven by overdiagnosis
H3 Latest global cancer data: Cancer burden rises to 19.3 million new cases and 10.0 million cancer deaths in 2020
H3 Evidence from Japan: HPV vaccination is effective against high-grade cervical lesions
H3 The International Collaboration for Cancer Classification and Research (IC3R): Translating research findings into clinical and diagnostic management
H3 IARC Monographs evaluate the carcinogenicity of opium consumption
H3 World Cancer Day 2021: Spotlight on IARC research related to breast cancer
H3 World Cancer Day 2021: Spotlight on IARC research related to physical activity and nutrition
Some anchor texts are used more than once.
1 links don't have an anchor text.
There are 19 links with a trivial anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are too many external links (27) on this page.
LinkAttributesAnchor text
https://www.iarc.who.int/HOME
/media-centre/Media Centre
/news-events/IARC News
/pressrelease/Press Releases
/featured-news/Featured News
https://www.iarc.who.int/video/Videos and Podcasts
/infographics/Infographics and Photos
/media-events/Events
/cards_page/mediacentrecontact/Contacts
/cards_page/iarc-research/Research
/cards_page/iarc-research-sect...Research Sections
/cards_page/research-project-w...Research Project Websites
/cards_page/research-iarc-inte...International Research Collaborations
/cards_page/useful-links/Useful Links
/cards_page/iarc-publications/Publications
/cards_page/iarc-training/Training
https://www.iarc.who.int/events/Text duplicate Events
/scientific-meetings-and-lectu...Scientific Meetings and Lectures
/iarc-seminar-series/IARC Seminar Series
/iarc-nci-tumour-seminars/IARC/NCI Tumour Seminars
/medals-of-honour/Medals of Honour
/cards_page/iarc-jobs-and-care...Jobs & Careers
/professional-staff/Professional Staff
/general-service-staff/General service Staff
/cards_page/talent-pools-rosters/Consultants/Talent Pools
/cards_page/postdoctoral-oppor...Visiting Scientist and Postdoctoral Opportunities
https://training.iarc.fr/educa...New window External Subdomain Postdoctoral Fellowships
/cards_page/call-for-tenders/Call for Tenders
/cards_page/about-iarc/About IARC
/cards_page/office-of-the-dire...Office of the Director
/cards_page/organization-and-m...Organization and Management
/cards_page/about-iarc/support...Supporters and Friends
/iarcnewsletter/IARC Newsletter
/cards_page/visitor-information/Visitor Information
/cards_page/about-iarc-contact...Contact us
https://www.iarc.who.int/searchSearch
/donations/Donate now
https://twitter.com/iarcwhoNew window External A-TITLE Twitter
https://www.youtube.com/channe...New window External A-TITLE Youtube
https://www.linkedin.com/compa...New window External A-TITLE LinkedIn
/iarc-rss-feeds/A-TITLE RSS
https://www.iarc.who.int/EN
https://www.iarc.who.int/fr/FR
http://publications.iarc.fr/Te...New window External Subdomain Terms of use
/privacy-policy/Privacy Policy
http://publications.iarc.fr/Te...New window External Subdomain Text duplicate Terms of use
/privacy-policy/Text duplicate Privacy Policy
https://www.iarc.who.int/Text duplicate EN
https://www.iarc.who.int/fr/Text duplicate FR
https://www.iarc.fr/External A-TITLE IARC
https://www.iarc.who.int/No Text
https://www.iarc.who.int/searchNo Text
https://www.iarc.who.int/fr/Text duplicate FR
/donations/Text duplicate Donate now
https://www.iarc.who.int/No Text
/media-centre/Text duplicate Media Centre
/cards_page/iarc-research/Text duplicate Research
/cards_page/iarc-publications/Text duplicate Publications
/cards_page/iarc-training/Text duplicate Training
https://www.iarc.who.int/events/Text duplicate Events
/cards_page/iarc-jobs-and-care...Text duplicate Jobs & Careers
/cards_page/about-iarc/Text duplicate About IARC
https://www.iarc.who.int/Text duplicate IARC
https://twitter.com/iarcwhoNew window External Text duplicate A-TITLE Twitter
https://www.youtube.com/channe...New window External Text duplicate A-TITLE Youtube
https://www.linkedin.com/compa...New window External Text duplicate A-TITLE LinkedIn
/iarc-rss-feeds/Text duplicate A-TITLE RSS
/featured-news/iarc-journal-ar...New window Trivial anchor text
Read more
/featured-news/iarc-research-a...Text duplicate Trivial anchor text
Read more
https://www.who.int/emergencie...New window External VISIT WHO WEBSITE
/news-events/world-cancer-repo...Trivial anchor text
More
/news-events/documenting-the-s...Text duplicate Trivial anchor text
More
/news-events/cancer-screening-...Text duplicate Trivial anchor text
More
/news-events/special-issue-of-...Text duplicate Trivial anchor text
More
/news-events/plasma-concentrat...Text duplicate Trivial anchor text
More
/news-events/dietary-intake-of...Text duplicate Trivial anchor text
More
/news-events/launch-of-the-cbi...Text duplicate Trivial anchor text
More
/news-events/exposome-explorer...Text duplicate Trivial anchor text
More
/news-events/iarc-monographs-e...Text duplicate Trivial anchor text
More
/news-events/the-hidden-curve-...Text duplicate Trivial anchor text
More
/news-events/genome-wide-dna-m...Text duplicate Trivial anchor text
More
/news-events/colorectal-cancer...Text duplicate Trivial anchor text
More
/news-events/launch-of-cancer-...Text duplicate Trivial anchor text
More
/news-events/impact-of-tobacco...Text duplicate Trivial anchor text
More
/wp-content/uploads/2021/03/pr...PDF
/wp-content/uploads/2021/02/pr...Text duplicate PDF
/wp-content/uploads/2021/02/pr...Text duplicate PDF
/wp-content/uploads/2021/01/pr...Text duplicate PDF
/wp-content/uploads/2020/12/pr...Text duplicate PDF
/wp-content/uploads/2020/11/pr...Text duplicate PDF
/wp-content/uploads/2020/11/pr...Text duplicate PDF
/wp-content/uploads/2020/10/pr...Text duplicate PDF
/featured-news/world-cancer-da...Text duplicate Trivial anchor text
Read more
/featured-news/world-cancer-da...Text duplicate Trivial anchor text
Read more
https://publications.iarc.fr/597New window External Subdomain Visit website
https://publications.iarc.fr/598New window External Subdomain Text duplicate Visit website
https://publications.iarc.fr/596New window External Subdomain Download
https://monographs.iarc.fr/New window External Subdomain Visit Website
http://gco.iarc.fr/New window External Subdomain Text duplicate Visit Website
http://canscreen5.iarc.fr/New window External Subdomain Text duplicate Visit Website
http://handbooks.iarc.fr/New window External Subdomain Text duplicate Visit Website
http://whobluebooks.iarc.fr/New window External Subdomain Text duplicate Visit Website
http://screening.iarc.fr/New window External Subdomain Text duplicate Visit Website
http://epic.iarc.fr/index.php/New window External Subdomain Text duplicate Visit Website
http://p53.iarc.fr/New window External Subdomain Text duplicate Visit Website
http://ibb.iarc.fr/New window External Subdomain Text duplicate Visit Website
https://cancer-code-europe.iar...New window External Subdomain Text duplicate Visit Website
/donations-nc/Text duplicate Donate now
https://www.youtube.com/channe...New window External Watch video
/cards_page/office-of-the-dire...Text duplicate Trivial anchor text
Read more
https://videos.iarc.fr/New window External Subdomain WATCH
/iarcnewsletter/New window subscribe to the iarc newsletter
http://publications.iarc.fr/Te...New window External Subdomain Text duplicate Terms of use
/privacy-policy/Text duplicate Privacy Policy
/copyright-notice/© IARC 1965-2021 — All Rights Reserved

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
The web server version is sent within the HTTP header.
The X-powered header is sent within the response header. (unnecessary)
Performance
(Somewhat important)
The page response time of 0.46 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.
This page loads 11 CSS files. This may affect the page load time negatively.
This page loads 17 JavaScript files. This may affect the load time negatively.
The file size of the HTML document is fine (65 kB).

HTTP Response Header

NameValue
content-length66208
content-typetext/html; charset=UTF-8
varyAccept-Encoding
serverMicrosoft-IIS/7.5
access-control-allow-methodsGET, POST, OPTIONS
access-control-allow-originapi.iarc.fr
x-powered-byARR/2.5
x-powered-byASP.NET
http_x_forwarded_protohttps
dateWed, 14 Apr 2021 12:11:53 GMT
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Critically important)
This website is not classified "for adult only".
This website is not listed on the Shallalist.
This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 32 referring domains.
This page has 171 backlinks.
This page has backlinks from 31 different ip addresses.
Facebook popularity
(Somewhat important)
This page is not very popular on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Robots.txt

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

Facebook popularity

Shares / Likes / Comments
0

Only the data for the given URL is shown. We cannot determine the social actions for a linked fan page.

Most important keywords

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

KeywordResultRecheck
IARC66%Check
IARC research59%Check
IARC INTERNATIONAL AGENCY58%Check
International54%Check
IARC Monographs54%Check
Research53%Check
IARC research related53%Check
International Research53%Check
International Agency52%Check
IARC Newsletter52%Check

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