Iiasa.ac.at - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
88% 
Page structure
75% 
Link structure
86% 
Server
95% 
External factors
100% 
SEO Score
Response time
0.18 s
File size
64.10 kB
Words
896
Media files
8
Number of links
98 internal / 31 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
IIASA | International Institute for Applied Systems Analysis
The length of the page title is perfect. (520 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The International Institute for Applied Systems Analysis (IIASA) is an independent international research institute with National Member Organisations in Africa, the Americas, Asia and Europe.
The meta description is too long: 1177 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://iiasa.ac.at/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
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
descriptionThe International Institute for Applied Systems Analysis (IIASA) is an independent international research institute with National Member Organisations in Africa, the Americas, Asia and Europe.
GeneratorDrupal 10 (https://www.drupal.org)
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1, shrink-to-fit=no
langen
twitter:cardsummary
twitter:descriptionThe International Institute for Applied Systems Analysis (IIASA) is an independent international research institute with National Member Organisations in Africa, the Americas, Asia and Europe.
twitter:site@IIASAVienna
twitter:titleIIASA - International Institute for Applied Systems Analysis
og:site_nameIIASA - International Institute for Applied Systems Analysis
og:urlhttps://iiasa.ac.at/
og:descriptionThe International Institute for Applied Systems Analysis (IIASA) is an independent international research institute with National Member Organisations in Africa, the Americas, Asia and Europe.
og:imagehttps://iiasa.ac.at/themes/custom/iiasa/images/IIASA_image.jpg
x-ua-compatibleie=edge
charsetutf-8

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Page quality

Content
(Critically important)
The average number of words per sentence of 7.44 words is low.
This page contains 896 words. That's ok.
23.4% 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.
12 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.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 4 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1, shrink-to-fit=no" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 18 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

URLAlt attributeTitle
/themes/custom/iiasa/standard-logo.svgIIASA - International Institute for Applied Systems Analysis
.../2022-09/IIASAslide2_0.png?itok=Xtz4clq8IIASA
...655319784_fbbca4e4ad_k.jpg?itok=y38fPoOOSchloss Laxenburg
...dreamstime_m_156616408.jpg?itok=r_uKWkpSForest
...dreamstime_m_200794312.jpg?itok=pKSNg75wTransformation from caterpillar to butterfly, analog to digitalization, concept illustrated in origami paper folding
...pexels-tomfisk-1586834.jpg?itok=shrc7gDlWinter Agriculture
...24-06/banner image DDG.jpg?itok=5ucgHvjbPhoto of Professor Karen Lips - IIASA Deputy Director General
...dreamstime_m_182293381.jpg?itok=FEdPD0lEAgricultural sprayer with fertilizers on green wheat and rapeseed fields.

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.
Some headings do not have any content.

Heading structure

Heading levelContent
H2 Main navigation
H2 Slideshow links
H2 Programs
H2 News
H2 Events
H2 Vision and Members
H2 Empty heading
H2 Publications
H2 Subscribe
H2 Cookie settings
H2 Footer menu
H3 International Institute for Applied Systems Analysis (IIASA)
H3 Summer schools
H3 IIASA at IUFRO World Congress 2024
H3 Expert workshop on digitalization narratives and climate change mitigation
H3 Assessing the potential impact of nuclear winter on food security
H3 Professor Karen Lips appointed as IIASA Deputy Director General
H3 The Global Nitrous Oxide Budget 2024
H3 Shaping the Future of Rural Africa: Online Training to Navigate the Water-Energy-Land Nexus
H3 European Population Conference 2024
H3 Symposium on Climate Risk Management and Adaptation: University of Seoul, Korea National Institute of Environmental Research (NIER) and IIASA
H3 Vision
H3 Members
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
The number of internal links is ok.
All internal links are not using dynamic parameters.
There are too many external links (31) on this page.

Found links on this page

LinkAttributesAnchor text
https://iiasa.ac.at/Anchor Skip to main content
https://iiasa.ac.at/IMG-ALT IIASA - International Institute for Applied Systems Analysis
A-TITLE Home
https://iiasa.ac.at/programsPrograms
https://iiasa.ac.at/projectsProjects
A-TITLE IIASA Research Projects
https://iiasa.ac.at/publicationsPublications
/science-into-policyScience into Policy
/models-tools-dataModels, tools, and data
https://iiasa.ac.at/newsNews
https://iiasa.ac.at/eventsEvents
https://iiasa.ac.at/mediaPress corner
https://iiasa.ac.at/dg-cornerDG corner
https://iiasa.ac.at/blogBlog
A-TITLE Nexus
https://iiasa.ac.at/voicesIIASA Voices
/options-magazineOptions magazine
https://iiasa.ac.at/signupNewsletters
/capacity-developmentCapacity building
/early-career/ysspYoung Scientists Summer Program (YSSP)
/capacity-development/postdoct...Postdoctoral fellowships
/capacity-development/summer-s...Summer schools
/capacity-development/iiasa-en...Programs for schools
/opportunities/communication-e...Internships
/employment/job-openingsEmployment
/network-with-usNetwork with us
/join-us/do-business-with-usTenders
/about-iiasa/instituteInstitute
/about-iiasa/strategyStrategy
https://iiasa.ac.at/arAnnual Reports
https://iiasa.ac.at/governanceGovernance
https://iiasa.ac.at/managementManagement
https://iiasa.ac.at/membersMembers
/about-iiasa/institute/awardsAwards and honors
https://iiasa.ac.at/staffStaff
/international-institute-for-a...IMG-ALT IIASA
/international-institute-for-a...International Institute for Applied Systems Analysis (IIASA)
/capacity-development/summer-s...IMG-ALT Schloss Laxenburg
/capacity-development/summer-s...Text duplicate Summer schools
/events/jun-2024/iiasa-at-iufr...IMG-ALT Forest
/events/jun-2024/iiasa-at-iufr...IIASA at IUFRO World Congress 2024
/blog/jun-2024/expert-workshop...IMG-ALT Transformation from caterpillar to butterfly, analog to digitalization, concept illustrated in origami paper folding
/blog/jun-2024/expert-workshop...Expert workshop on digitalization narratives and climate change mitigation
/news/sep-2023/iiasa-flagship-...IIASA Flagship Report
https://iiasa.ac.at/Home
https://iiasa.ac.at/programs/asaAdvancing Systems Analysis
https://iiasa.ac.at/programs/asaResearch groups
/programs/asa/catCooperation and Transformative Governance (CAT)
/programs/advancing-systems-an...Systemic Risk and Resilience (SYRR)
/programs/advancing-systems-an...Exploratory Modeling of Human-natural Systems (EM)
/programs/asa/nodesNovel Data Ecosystems for Sustainability (NODES)
https://iiasa.ac.at/programs/bnrBiodiversity and Natural Resources
https://iiasa.ac.at/programs/bnrText duplicate Research groups
/programs/biodiversity-and-nat...Agriculture, Forestry, and Ecosystem Services (AFE)
/programs/bnr/becBiodiversity, Ecology, and Conservation (BEC)
/programs/biodiversity-and-nat...Integrated Biosphere Futures (IBF)
/programs/biodiversity-and-nat...Water Security (WAT)
https://iiasa.ac.at/programs/efEconomic Frontiers
https://iiasa.ac.at/programs/efResearch fields
/programs/economic-frontiers-e...Economics of Equal Life Chances (EELC)
/programs/economic-frontiers-e...Economics of disruptive change (EDC)
https://iiasa.ac.at/programs/eceEnergy, Climate, and Environment
https://iiasa.ac.at/programs/eceText duplicate Research groups
/programs/ece/iaccIntegrated Assessment and Climate Change (IACC)
/programs/ece/iciIntegrated Climate Impacts (ICI)
/programs/ece/pmPollution Management (PM)
/programs/ece/s3Sustainable Service Systems (S3)
/programs/ece/tissTransformative Institutional and Social Solutions (TISS)
/programs/popjusPopulation and Just Societies
/programs/popjusText duplicate Research groups
/programs/population-and-just-...Equity and Justice (EQU)
/programs/population-and-just-...Migration and Sustainable Development (MIG)
/programs/population-and-just-...Multidimensional Demographic Modeling (MDM)
/programs/popjus/shawSocial Cohesion, Health, and Wellbeing (SHAW)
https://iiasa.ac.at/programs/siStrategic Initiatives
https://iiasa.ac.at/programs/siCurrent intitiatives
/projects/fairstreamfairSTREAM project
/projects/justtrans4allJustTrans4All project
/projects/resistRESIST project
/projects/trustTRUST project
https://iiasa.ac.at/newsView more
/news/jun-2024/assessing-poten...Nofollow No Text
/news/jun-2024/assessing-poten...Assessing the potential impact of nuclear winter on food security
/news/jun-2024/professor-karen...Nofollow No Text
/news/jun-2024/professor-karen...Professor Karen Lips appointed as IIASA Deputy Director General
/news/jun-2024/global-nitrous-...Nofollow No Text
/news/jun-2024/global-nitrous-...The Global Nitrous Oxide Budget 2024
https://iiasa.ac.at/eventsText duplicate View more
/events/jun-2024/shaping-futur...Nofollow No Text
/events/jun-2024/shaping-futur...Shaping the Future of Rural Africa: Online Training to Navigate the Water-Energy-Land Nexus
/events/jun-2024/european-popu...Nofollow No Text
/events/jun-2024/european-popu...European Population Conference 2024
/events/jun-2024/symposium-on-...Nofollow No Text
/events/jun-2024/symposium-on-...Symposium on Climate Risk Management and Adaptation: University of Seoul, Korea National Institute of Environmental Research (NIER) and IIASA
/about-iiasa/instituteLearn more about IIASA
https://pure.iiasa.ac.at/cgi/s...External Subdomain Text duplicate View more
https://pure.iiasa.ac.at/view/...External Subdomain de Bruijn, J.
https://pure.iiasa.ac.at/id/ep...External Subdomain The impact of natural hazards on migration in the United States and the effect of spatial dependence.
https://doi.org/10.1080/096405...External 10.1080/09640568.2024.2359447
https://pure.iiasa.ac.at/view/...External Subdomain Zhang, S.
https://pure.iiasa.ac.at/id/ep...External Subdomain Water consumption and biodiversity: Responses to global emergency events.
https://doi.org/10.1016/j.scib...External 10.1016/j.scib.2024.03.049
https://pure.iiasa.ac.at/view/...External Subdomain Grass, D.
https://pure.iiasa.ac.at/id/ep...External Subdomain The digital economy and advertising diffusion models: Critical mass and the Stalling equilibrium.
https://doi.org/10.1016/j.ejor...External 10.1016/j.ejor.2024.05.043
https://pure.iiasa.ac.at/view/...External Subdomain Bossy, T.
https://pure.iiasa.ac.at/view/...External Subdomain Gasser, T.
https://pure.iiasa.ac.at/view/...External Subdomain Nicholls, Z.
https://pure.iiasa.ac.at/id/ep...External Subdomain Physical inconsistencies in the representation of the ocean heat-carbon nexus in simple climate models.
https://doi.org/10.1038/s43247...External 10.1038/s43247-024-01464-x
https://pure.iiasa.ac.at/view/...External Subdomain Marois, G.
https://pure.iiasa.ac.at/view/...External Subdomain Crespo Cuaresma, J.
https://pure.iiasa.ac.at/view/...External Subdomain Reiter, C.
https://pure.iiasa.ac.at/id/ep...External Subdomain A dataset of human capital-weighted population estimates for 185 countries from 1970 to 2100.
https://doi.org/10.1038/s41597...External 10.1038/s41597-024-03466-y
https://pure.iiasa.ac.at/view/...External Subdomain Elroy, O.
https://pure.iiasa.ac.at/view/...External Subdomain Komendantova, N.
https://pure.iiasa.ac.at/view/...External Subdomain Yosipof, A.
https://pure.iiasa.ac.at/id/ep...External Subdomain Cyber-echoes of climate crisis: Unraveling anthropogenic climate change narratives on social media.
https://doi.org/10.1016/j.crsu...External 10.1016/j.crsust.2024.100256
https://iiasa.ac.at/signupSign up
https://iiasa.ac.at/mediaMedia
/employment/job-openingsText duplicate Employment
/how-to-find-usHow to find us
/whistleblowingWhistleblowing Reporting System
https://iiasa.ac.at/terms-of-useTerms of use
https://www.x.com/IIASAViennaNew window External Subdomain A-TITLE Twitter
https://www.facebook.com/IIASANew window External Subdomain A-TITLE Facebook
https://www.linkedin.com/compa...New window External Subdomain A-TITLE LinkedIn
https://www.youtube.com/user/I...New window External Subdomain A-TITLE YouTube
https://www.flickr.com/photos/...New window External Subdomain A-TITLE Flickr
https://www.instagram.com/iias...New window External Subdomain A-TITLE Instagram

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://iiasa.ac.at/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
This page loads 4 CSS files. This may affect the page load time negatively.
This page loads 4 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.18 seconds.
The file size of the HTML document is fine (64 kB).

HTTP Response Header

NameValue
dateTue, 18 Jun 2024 09:25:07 GMT
x-content-type-optionsnosniff
cache-controlmust-revalidate, no-cache, private
x-drupal-dynamic-cacheHIT
content-languageen
x-frame-optionsSAMEORIGIN
expires-1
pragmano-cache
varyAccept-Encoding
content-encodinggzip
content-security-policyframe-ancestors 'self' transformationswithinreach.org
connectionclose
content-typetext/html; charset=UTF-8
set-cookie146 Characters
statuscode200
http_versionHTTP/1.0

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 7,989 referring domains.
This page has 227,640 backlinks.
This page has backlinks from 4,696 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

#
# robots.txt
#
# This file is to prevent the crawling and indexing of certain parts
# of your site by web crawlers and spiders run by sites like Yahoo!
# and Google. By telling these "robots" where not to go on your site,
# you save bandwidth and server resources.
#
# This file will be ignored unless it is at the root of your host:
# Used:    http://example.com/robots.txt
# Ignored: http://example.com/site/robots.txt
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/robotstxt.html

User-agent: *
# CSS, JS, Images
Allow: /core/*.css$
Allow: /core/*.css?
Allow: /core/*.js$
Allow: /core/*.js?
Allow: /core/*.gif
Allow: /core/*.jpg
Allow: /core/*.jpeg
Allow: /core/*.png
Allow: /core/*.svg
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /profiles/*.svg
# Directories
Disallow: /core/
Disallow: /profiles/
# Files
Disallow: /README.md
Disallow: /composer/Metapackage/README.txt
Disallow: /composer/Plugin/ProjectMessage/README.md
Disallow: /composer/Plugin/Scaffold/README.md
Disallow: /composer/Plugin/VendorHardening/README.txt
Disallow: /composer/Template/README.txt
Disallow: /modules/README.txt
Disallow: /sites/README.txt
Disallow: /themes/README.txt
Disallow: /web.config
# Paths (clean URLs)
Disallow: /admin/
Disallow: /comment/reply/
Disallow: /filter/tips
Disallow: /node/add/
Disallow: /search/
Disallow: /user/register
Disallow: /user/password
Disallow: /user/login
Disallow: /user/logout
Disallow: /media/oembed
Disallow: /*/media/oembed
# Paths (no clean URLs)
Disallow: /index.php/admin/
Disallow: /index.php/comment/reply/
Disallow: /index.php/filter/tips
Disallow: /index.php/node/add/
Disallow: /index.php/search/
Disallow: /index.php/user/password
Disallow: /index.php/user/register
Disallow: /index.php/user/login
Disallow: /index.php/user/logout
Disallow: /index.php/media/oembed
Disallow: /index.php/*/media/oembed

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iiasa.ac.at
IIASA | International Institute for Applied Systems Analysis
The International Institute for Applied Systems Analysis (IIASA) is an independent international research institute with National Member Organisations in Africa, the Americas, Asia and Europe.

Most important keywords

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

KeywordResultRecheck
IIASA81%Check
Institute68%Check
National68%Check
National Institute68%Check
International Institute67%Check
International63%Check
Systems Analysis63%Check
Applied Systems Analysis63%Check
Systems62%Check
Analysis62%Check
Show more keywords and terms

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