Iuis.org - SEO Checker

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Overview of the SEO Check
Meta information
95% 
Page quality
93% 
Page structure
31% 
Link structure
81% 
Server
81% 
External factors
100% 
SEO Score
Response time
0.80 s
File size
125.80 kB
Words
837
Media files
55
Number of links
119 internal / 12 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
IUIS » International Union of Immunological Societies
The length of the page title is perfect. (475 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The IUIS is an umbrella organization for many of the regional and national societies of immunology throughout the world.
The length of the meta description is perfect. (740 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://iuis.org/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Server location: Germany
The language is not specified in the HTML markup.
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
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, shrink-to-fit=no
descriptionThe IUIS is an umbrella organization for many of the regional and national societies of immunology throughout the world.
msapplication-TileImagehttps://wp-iuis.s3.eu-west-1.amazonaws.com/app/uploads/2019/09/06125023/cropped-icon-300x300.png
twitter:cardsummary_large_image
twitter:titleIUIS » International Union of Immunological Societies
twitter:descriptionThe IUIS is an umbrella organization for many of the regional and national societies of immunology throughout the world.
twitter:imagehttps://wp-iuis.s3.eu-west-1.amazonaws.com/app/uploads/2019/09/06125023/cropped-icon.png
og:imagehttps://wp-iuis.s3.eu-west-1.amazonaws.com/app/uploads/2019/09/06125023/cropped-icon.png
og:image:width512
og:image:height512
og:localeen_US
og:typewebsite
og:titleIUIS » International Union of Immunological Societies
og:descriptionThe IUIS is an umbrella organization for many of the regional and national societies of immunology throughout the world.
og:urlhttps://iuis.org/
og:site_nameIUIS
x-ua-compatibleie=edge
charsetutf-8

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Page quality

Content
(Critically important)
These Typos were found:
  • excell => excel
This page contains 837 words. That's ok.
20.2% 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.
7 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 22.17 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1, shrink-to-fit=no" 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)
10 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
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
...sets/dist/img/logo/header-b79da4177b.pngIUIS
...revslider/public/assets/assets/dummy.pngRising StarsHome
...revslider/public/assets/assets/dummy.pngNo alt attribute provided
...revslider/public/assets/assets/dummy.pngIUIS CMEHome
...revslider/public/assets/assets/dummy.pngNo alt attribute provided
...revslider/public/assets/assets/dummy.pngIUIS BoothHome
...revslider/public/assets/assets/dummy.pngNo alt attribute provided
...revslider/public/assets/assets/dummy.pngEXCELLHome
...revslider/public/assets/assets/dummy.pngNo alt attribute provided
...revslider/public/assets/assets/dummy.pngTravel4ExpertiseHome
...revslider/public/assets/assets/dummy.pngNo alt attribute provided
...revslider/public/assets/assets/dummy.pngIUIS 2025Home
...revslider/public/assets/assets/dummy.pngNo alt attribute provided
...revslider/public/assets/assets/dummy.pngIVIS2025Home
...revslider/public/assets/assets/dummy.pngNo alt attribute provided
...s/2022/09/04155244/immunopaedia-logo.jpgNo alt attribute provided
...oads/2022/09/04153519/frontiers-logo.jpgNo alt attribute provided
...p/uploads/2022/09/04152921/frontiers.jpgNo alt attribute provided
...ts/dist/img/fresh-systems-c7d04aa3ae.pngBuilt by Fresh Systems Ltd.
...m/app/uploads/2024/05/15194003/image.pngNGOsource

Page structure

H1 heading
(Critically important)
IUIS
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (4 characters). It should be at least 20 Characters long.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.
There are 50 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H1 IUIS
H4 IUIS Online
H4 Vision and Values
H4 IUIS Databases
H4 Member Benefits
H4 IUIS Newsletter
H4 Our Partners
H4 Recent News
H4 Visit the IUIS Booth at the IUIS 2025 Congress!
H4 A message from IUIS President, Dr Miriam Merad
H4 Congratulations to the Winners of the 2025 Day of Immunology Awards
H4 Is there an IEI you want to see in the next IUIS IEI classification? Submit it to us now!
H4 Meet the IUIS 2025 Rising Stars!
H4 Teaching Sustainable Development Goals: Methods for Education
H4 Apply Now: Michelson Prizes – $150,000 Grants for Emerging Leaders in Immunology
H4 Announcing the 2025 Excellence in Immunology Award Winner: Dr. Arlene Sharpe
H4 IUIS Invites Bids to Host the 21st Congress of the International Union of Immunological Societies (IUIS2031)
H4 Extension of Deadline: Nomination of Candidates for IUIS Executive Committee and Council
H4 IUIS Education Committee – Deadline Extended to send your Proposal to Host an IUIS In-person Immunology Course in 2026
H4 IUIS Signed the Milan Declaration on the Crucial Role of Science in Meeting Global Challenges
H4 IUIS Committees
H4 Clinical Immunology Committee (CIC)
H4 Early Career Committee (ECC)
H4 Education Committee (EDU)
H4 Gender Equity Committee (GEC)
H4 Immunotherapy Committee (ITH)
H4 Inborn Errors of Immunity Committee (IEI)
H4 Nomenclature Committee (NOM)
H4 Publications Committee (PUB)
H4 Quality Assessment and Standardization Committee (QAS)
H4 Vaccine Committee (VAC)
H4 Veterinary Immunology Committee (VIC)
H4 Upcoming Events
H4 14th International Veterinary Immunology Symposium 2025 (IVIS2025)
H4 Junior Immunology Community (JIC) Roundtable in International Veterinary Immunology Symposium
H4 IUIS 2025 – 19th International Congress of Immunology
H4 IUIS Junior Community Events at IUIS 2025 Congress
H4 19th Vaccine Congress
H4 ICW 2025 Meeting
H4 XXVI SMI National Congress 2025
H4 8th International Symposium Intra Articular Treatment (ISIAT 2025)
H4 FOCIS European Advanced Course and Conference on Immunology and Immunopathology
H4 5th Conference of the International Society of Fish and Shellfish Immunology
H4 Annual Meeting of the French Society of Immunology – Paris 2025
H4 Joint 3rd Qatar International Allergy and Immunology Conference (QIAIC3) and CHOICE Global
H4 IUIS Tweets
H4 Get In Touch
H5 Sign In
H5 Quick Links
H5 Featured Content
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 12 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://iuis.org/IMG-ALT IUIS
https://iuis.org/Text duplicate IUIS
https://twitter.com/iuis_online/New window External No Text
https://www.facebook.com/IUISorg/New window External Subdomain No Text
https://gh.linkedin.com/compan...New window External Subdomain No Text
https://www.youtube.com/channe...New window External Subdomain No Text
https://www.instagram.com/iuis...New window External Subdomain No Text
https://iuis.org/join/Join IUIS
https://iuis.org/login/Sign in
https://iuis.org/about/About IUIS
A-TITLE About IUIS
/about/who-we-are/leadership/Leadership
A-TITLE Leadership
/external-relationships/External Relationships
A-TITLE External Relationships
/corporate-sponsors/Corporate Sponsors
A-TITLE Corporate Sponsors
/transform-lives-through-immun...Partner with IUIS
A-TITLE Partner with IUIS
/about/newsletter/IUIS Newsletter
A-TITLE IUIS Newsletter
/about/contact-us/Contact Us
A-TITLE Contact Us
https://iuis.org/member-benefits/Member Benefits
A-TITLE Member Benefits
https://iuis.org/our-members/Our Members
A-TITLE Our Members
https://iuis.org/become-a-member/Become A Member
A-TITLE Become A Member
https://iuis.org/committees/Committees
A-TITLE Committees
http://immunohub.iuis.org/External Subdomain Immunohub
A-TITLE Immunohub
https://iuis.org/webinars/Webinars
A-TITLE Webinars
/covid19-webinars/On Demand Webinars on COVID-19
A-TITLE On Demand Webinars on COVID-19
https://iuis.org/news/News
A-TITLE News
https://iuis.org/events/Upcoming Events
A-TITLE Upcoming Events
https://iuis.org/iuis-congresses/IUIS Congresses
A-TITLE IUIS Congresses
https://iuis.org/calendar/Event Calendar
A-TITLE Event Calendar
/day-of-immunology/Day of Immunology
A-TITLE Day of Immunology
/committees/gec/iuis-excellenc...Excellence in Immunology Award
A-TITLE Excellence in Immunology Award
/committees/early-career-commi...Junior Community
A-TITLE Junior Community
https://iuis.org/activities/Courses and Collaborations
A-TITLE Courses and Collaborations
/immunology-databases/IUIS Immunology Databases
A-TITLE IUIS Immunology Databases
https://iuis.org/links/Immunology Related Journals
A-TITLE Immunology Related Journals
/women-speakers-databases/Women in Immunology
A-TITLE Women in Immunology
/other-scientific-resources/Other Scientific Resources
A-TITLE Other Scientific Resources
/funding-opportunities/Funding and Career Opportunities
A-TITLE Funding and Career Opportunities
/wp/wp-login.php?action=lostpa...Forgot your password?
https://wp-iuis.s3.eu-west-1.a...External Subdomain Check IUIS Vision and Values
/immunology-databases/Check IUIS Immunology Databases
http://iuis.org/member-benefits/Learn More
/about/newsletter/Subscribe to the Newsletter
/immunopaedia-advancing-global...New window Discover more
https://www.frontiersin.org/jo...New window External Subdomain Visit Frontiers
https://docs.google.com/forms/...New window External Subdomain Submit a Research Topic
https://iuis.org/news/More News
/news/visit-the-iuis-booth-at-...Visit the IUIS Booth at the IUIS 2025 Congress!
/news/a-message-from-iuis-pres...A message from IUIS President, Dr Miriam Merad
/news/announcing-the-winners-o...Congratulations to the Winners of the 2025 Day of Immunology Awards
/news/is-there-an-iei-you-want...Is there an IEI you want to see in the next IUIS IEI classification? Submit it to us now!
https://iuis.org/committees/iei/Inborn Errors of Immunity Committee (IEI)
/news/meet-the-iuis-2025-risin...Meet the IUIS 2025 Rising Stars!
/committees/early-career-commi...Early Career Committee (ECC)
/news/teaching-sustainable-dev...Teaching Sustainable Development Goals: Methods for Education
https://iuis.org/committees/ith/Immunotherapy Committee (ITH)
https://iuis.org/committees/edu/Education Committee (EDU)
/news/apply-now-michelson-priz...Apply Now: Michelson Prizes – $150,000 Grants for Emerging Leaders in Immunology
/committees/early-career-commi...Text duplicate Early Career Committee (ECC)
/news/announcing-the-2025-exce...Announcing the 2025 Excellence in Immunology Award Winner: Dr. Arlene Sharpe
https://iuis.org/committees/gec/Gender Equity Committee (GEC)
/news/iuis-invites-bids-to-hos...IUIS Invites Bids to Host the 21st Congress of the International Union of Immunological Societies (IUIS2031)
/news/extension-of-deadline-no...Extension of Deadline: Nomination of Candidates for IUIS Executive Committee and Council
/news/iuis-education-committee...IUIS Education Committee – Deadline Extended to send your Proposal to Host an IUIS In-person Immunology Course in 2026
https://iuis.org/committees/edu/Text duplicate Education Committee (EDU)
/news/iuis-signed-the-milan-de...IUIS Signed the Milan Declaration on the Crucial Role of Science in Meeting Global Challenges
https://iuis.org/committees/View all Committees
https://iuis.org/committees/cic/Clinical Immunology Committee (CIC)
/committees/early-career-commi...Text duplicate Early Career Committee (ECC)
https://iuis.org/committees/edu/Text duplicate Education Committee (EDU)
https://iuis.org/committees/gec/Text duplicate Gender Equity Committee (GEC)
https://iuis.org/committees/ith/Text duplicate Immunotherapy Committee (ITH)
https://iuis.org/committees/iei/Text duplicate Inborn Errors of Immunity Committee (IEI)
https://iuis.org/committees/nom/Nomenclature Committee (NOM)
https://iuis.org/committees/pub/Publications Committee (PUB)
https://iuis.org/committees/qas/Quality Assessment and Standardization Committee (QAS)
https://iuis.org/committees/vac/Vaccine Committee (VAC)
https://iuis.org/committees/vic/Veterinary Immunology Committee (VIC)
https://iuis.org/events/Text duplicate Upcoming Events
/events/14th-international-vet...14th International Veterinary Immunology Symposium 2025 (IVIS2025)
/events/location/hilton-vienna...Hilton Vienna Park
https://iuis.org/committees/vic/Text duplicate Veterinary Immunology Committee (VIC)
/events/junior-immunology-comm...Junior Immunology Community (JIC) Roundtable in International Veterinary Immunology Symposium
/events/location/hilton-vienna...Text duplicate Hilton Vienna Park
https://iuis.org/committees/vic/Text duplicate Veterinary Immunology Committee (VIC)
/events/iuis-2025-congress/IUIS 2025 – 19th International Congress of Immunology
/events/location/bruno-kreisky...Bruno-Kreisky-Platz 1
/events/iuis-junior-community-...IUIS Junior Community Events at IUIS 2025 Congress
/committees/early-career-commi...Text duplicate Early Career Committee (ECC)
/events/19th-vaccine-congress/19th Vaccine Congress
/events/location/kyoto-interna...Kyoto International Conference Center
/events/icw-2025-meeting/ICW 2025 Meeting
/events/location/brisbane-conv...Brisbane Convention & Exhibition Centre
/societies/international-compl...International Complement Society
/events/xxvi-smi-national-cong...XXVI SMI National Congress 2025
/events/location/centro-de-exp...Centro de Exposiciones y Convenciones de Chihuahua. Av. Tecnológico y Escudero
/societies/sociedad-mexicana-d...Sociedad Mexicana de Inmunologia
/events/8th-international-symp...8th International Symposium Intra Articular Treatment (ISIAT 2025)
/events/location/pullman-bucha...Pullman Bucharest World Trade Center 10 Montreal Square
/events/focis-european-advance...FOCIS European Advanced Course and Conference on Immunology and Immunopathology
/events/location/university-of...University of Rouen Normandy, Faculty of Health
/societies/federation-of-clini...Federation of Clinical Immunology Societies (FOCIS)
/events/5th-conference-of-the-...5th Conference of the International Society of Fish and Shellfish Immunology
/events/location/chung-hwa-hal...Chung-Hwa Hall, The Magic School of Green Technology, NCKU
/societies/international-socie...International Society of Fish and Shellfish
/events/annual-meeting-of-the-...Annual Meeting of the French Society of Immunology – Paris 2025
/events/location/a-cite-des-sc...a Cité des Sciences et de l’Industrie
/societies/societe-francaise-d...Société Francaise d'Immunologie
/events/joint-3rd-qatar-intern...Joint 3rd Qatar International Allergy and Immunology Conference (QIAIC3) and CHOICE Global
/events/location/le-royal-meri...Le Royal Meridien Place Vendome Lusail
/societies/qatar-allergy-and-i...Qatar Allergy and Immunology Society
https://twitter.com/iuis_onlineExternal No Text
http://freshsystems.co.uk/New window External IMG-ALT Built by Fresh Systems Ltd.
https://iuis.org/about/Text duplicate IUIS
https://iuis.org/member-benefits/Membership
https://iuis.org/committees/Text duplicate Committees
https://iuis.org/immunohub/ImmunoHub
https://iuis.org/news/Text duplicate News
https://iuis.org/events/Events
https://iuis.org/activities/Activities
/career-opportunities/Resources
/committees-guideline-and-term...Committees’ Guideline and Terms of Reference
/events/iuis-2025-congress/Text duplicate IUIS 2025 – 19th International Congress of Immunology
/events/day-of-immunology-2025/Day of Immunology 2025
https://iuis.org/member-benefits/Text duplicate Member Benefits
/immunology-databases/Text duplicate IUIS Immunology Databases
/day-of-immunology/Text duplicate Day of Immunology
/news/iuis-executive-committee...IUIS Executive Committee Statement on Membership Dues
/committees/gec/iuis-excellenc...IUIS Excellence in Immunology Award (EXCELL)
http://iuis.org/privacy-policy/Privacy Policy
http://iuis.org/legal-notice/Legal Notice
https://www.ngosource.org/abou...External Subdomain IMG-ALT NGOsource
https://iuis.org/privacy-policy/Privacy policy

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://iuis.org/"
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 0.80 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 (126 kB).

HTTP Response Header

NameValue
servernginx
dateSun, 03 Aug 2025 07:28:57 GMT
content-typetext/html; charset=UTF-8
varyAccept-Encoding
link<https://iuis.org/wp-json/>; rel="https://api.w.org/"
x-frame-optionsSAMEORIGIN
x-xss-protection1; mode=block
x-content-type-optionsnosniff
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 185 referring domains.
This page has 6,257 backlinks.
This page has backlinks from 128 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

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

Sitemap: https://iuis.org/sitemap.xml

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iuis.org
IUIS » International Union of Immunological Societies
The IUIS is an umbrella organization for many of the regional and national societies of immunology throughout the world.

Most important keywords

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

KeywordResultRecheck
IUIS93%Check
IUIS 202570%Check
Events IUIS68%Check
IUIS Committees67%Check
IUIS International Union67%Check
National66%Check
Check IUIS65%Check
IUIS Member Societies64%Check
IUIS Immunology Databases63%Check
Societies61%Check
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