H-its.org - SEO Checker

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Overview of the SEO Check
Meta information
55% 
Page quality
73% 
Page structure
93% 
Link structure
25% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.05 s
File size
155.50 kB
Words
1041
Media files
57
Number of links
142 internal / 14 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
HITS - HITS
The page title is too short. (111 pixels of 580 max pixel length) Optimize title
There are word repetitions in the page 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.h-its.org/
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
Invalid country
The following language is defined by HTML: en-
Alternate/Hreflang Links
(Somewhat important)
The alternate link to the page itself is missing.
A country is specified wrong in alternate links: en-150
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)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1.0
robotsindex, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
generatorEasy Digital Downloads v2.11.2.1
tec-api-versionv1
tec-api-originhttps://www.h-its.org
article:modified_time2023-01-17T16:52:38+00:00
langen-
twitter:cardsummary_large_image
og:localeen_US
og:typewebsite
og:titleHITS - HITS
og:descriptionThe Heidelberg Institute for Theoretical Studies was established in 2010 by physicist and SAP co-founder Klaus Tschira (1940-2015) and the&...
og:urlhttps://www.h-its.org/
og:site_nameHITS
og:imagehttps://www.h-its.org/wp-content/uploads/2019/02/[email protected]
og:image:width2560
og:image:height976
og:image:typeimage/jpeg
charsetUTF-8

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Page quality

Content
(Critically important)
The average number of words per sentence of 29.29 words is high.
This page contains 1041 words. That's ok.
24.1% of the text are stop words.
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
22 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.
A viewport "width=device-width, initial-scale=1.0" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 21 tags for this page.
Image SEO
(Somewhat important)
41 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/uploads/2023/09/hits-logo.svgNo alt attribute provided
/wp-content/uploads/2023/09/hits-logo.svgNo alt attribute provided
...dist/assets/images/icons/search-icon.svgNo alt attribute provided
...content/uploads/2019/12/Titel-1-quer.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-quer.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-quer.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-quer.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-quer.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-quer.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-quer.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-quer.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-quer.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-quer.jpgNo alt attribute provided
...tent/uploads/2019/12/Titel-1-quadrat.jpgNo alt attribute provided
...tent/uploads/2019/12/Titel-1-quadrat.jpgNo alt attribute provided
...tent/uploads/2019/12/Titel-1-quadrat.jpgNo alt attribute provided
...tent/uploads/2019/12/Titel-1-quadrat.jpgNo alt attribute provided
...tent/uploads/2019/12/Titel-1-quadrat.jpgNo alt attribute provided
...tent/uploads/2019/12/Titel-1-quadrat.jpgNo alt attribute provided
...tent/uploads/2019/12/Titel-1-quadrat.jpgNo alt attribute provided
...tent/uploads/2019/12/Titel-1-quadrat.jpgNo alt attribute provided
...tent/uploads/2019/12/Titel-1-quadrat.jpgNo alt attribute provided
...tent/uploads/2019/12/Titel-1-quadrat.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-hoch.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-hoch.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-hoch.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-hoch.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-hoch.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-hoch.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-hoch.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-hoch.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-hoch.jpgNo alt attribute provided
...content/uploads/2019/12/Titel-1-hoch.jpgNo alt attribute provided
...sets/images/icons/front-header-arrow.svgNo alt attribute provided
...2024/04/Dragons_Egg_eso2407a-420x242.jpgNo alt attribute provided
...ller_diversity-11-00115-g001-420x242.pngNo alt attribute provided
.../uploads/2024/01/RW_DSC09839-420x242.jpgNo alt attribute provided
...t/uploads/2024/04/DSC05788-1-420x242.jpgNo alt attribute provided
...ds/2015/01/Sebastian_Lerch-1-420x242.jpgNo alt attribute provided
...ent/uploads/2024/03/Spring_4-420x242.pngNo alt attribute provided
/wp-content/uploads/2019/12/AIN.jpgGroup Image
...nt/uploads/2019/12/ccc-header-banner.jpgGroup Image
/wp-content/uploads/2019/12/CME.jpgGroup Image
/wp-content/uploads/2019/12/cst-header.jpgGroup Image
/wp-content/uploads/2019/12/DMQ.jpgGroup Image
/wp-content/uploads/2019/05/Netzwerk_04.jpgGroup Image
/wp-content/uploads/2019/12/MBM.jpgGroup Image
/wp-content/uploads/2019/12/MCM.jpgGroup Image
/wp-content/uploads/2019/12/NLP.jpgGroup Image
/wp-content/uploads/2019/12/PSO.jpgGroup Image
/wp-content/uploads/2019/12/SDBV-title.jpgGroup Image
...loads/2020/12/set-uebersicht-420x420.jpgGroup Image
...s/2020/12/TOS_Preview_Update-420x420.pngGroup Image
...ent/uploads/2020/12/HITS-Lab-420x420.jpgGroup Image
/wp-content/uploads/2019/12/Karriere.jpgGroup Image
/wp-content/uploads/2019/12/Karriere.jpgGroup Image
...ent/uploads/2023/09/hits-footer-logo.svgNo alt attribute provided

Page structure

H1 heading
(Critically important)
Heidelberg Institute for Theoretical Studies
The H1 heading is perfect.
Headings
(Important)
There are 26 headings on the page. The amount of headings should be in a more proper relation to the amount of text.
Some headings do not have any content.

Heading structure

Heading levelContent
H1 Heidelberg Institute for Theoretical Studies
H2 Empty heading
H2 Research News
H2 HITS News
H2 Research Groups
H3 A clear view on magnetic stars through a beautiful nebula
H3 Of bantam brains and fancy footwork: bioinformatics tools help reveal complexity of avian evolution
H3 Registration now open: 2nd SIMPLAIX Workshop on “Machine Learning for Multiscale Molecular Modeling”
H3 Uncovering the complexity of collagen
H3 HITS researcher Sebastian Lerch appointed ECMWF Fellow
H3 Issue 1 | 2024
H3 Astroinformatics
H3 Computational Carbon Chemistry
H3 Computational Molecular Evolution
H3 Computational Statistics
H3 Data Mining and Uncertainty Quantification
H3 Machine Learning and Artificial Intelligence
H3 Molecular Biomechanics
H3 Molecular and Cellular Modeling
H3 Natural Language Processing
H3 Physics of Stellar Objects
H3 Scientific Databases and Visualization
H3 Stellar Evolution Theory
H3 Theory and Observations of Stars
H3 HITS Lab
H3 Klaus Tschira Guest Professorship Program
H3 HITS Independent Postdoc Program
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.
6 links don't have an anchor text.
There are 22 links with a trivial anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are 14 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.h-its.org/research/Subdomain Research
/research/ain/Subdomain Astroinformatics (AIN)
/research/ccc/Subdomain Computational Carbon Chemistry (CCC)
/research/cme/Subdomain Computational Molecular Evolution (CME)
/research/cst/Subdomain Computational Statistics (CST)
/research/dmq/Subdomain Data Mining and Uncertainty Quantification (DMQ)
/research/mli/Subdomain Machine Learning and Artificial Intelligence (MLI)
/research/mbm/Subdomain Molecular Biomechanics (MBM)
/research/mcm/Subdomain Molecular and Cellular Modeling (MCM)
/research/nlp/Subdomain Natural Language Processing (NLP)
/research/pso/Subdomain Physics of Stellar Objects (PSO)
/research/sdbv/Subdomain Scientific Databases and Visualization (SDBV)
/research/set/Subdomain Stellar Evolution Theory (SET)
/research/tos/Subdomain Theory and Observations of Stars (TOS)
/research/simplaix/Subdomain SIMPLAIX
/research/hits-lab/Subdomain HITS Lab
/software-highlights/Subdomain HITS Software Highlights
/publication/Subdomain HITS Publications
/research/klaus-tschira-guest-...Subdomain Klaus Tschira Guest Professorship Program
/research/independent-postdoc-...Subdomain HITS Independent Postdoc Program
https://www.h-its.org/career/Subdomain Career
https://www.h-its.org/hits-job/Subdomain Jobs
/career/joining-hits/Subdomain Joining HITS
/research/independent-postdoc-...Subdomain Text duplicate HITS Independent Postdoc Program
/research/klaus-tschira-guest-...Subdomain Text duplicate Klaus Tschira Guest Professorship Program
/career/working-at-hits/Subdomain Working at HITS
/career/our-alumni/Subdomain Alumni
/career/former-groups/Subdomain Former Groups
https://www.h-its.org/news/Subdomain News
/news/articles/Subdomain Articles
https://www.h-its.org/events/Subdomain Events
https://www.h-its.org/institute/Subdomain HITS
/institute/scientific-advisory...Subdomain Scientific Advisory Board
/institute/founder/Subdomain Founder Klaus Tschira
/institute/mission/Subdomain Mission
/institute/gender-equality-plan/Subdomain Gender Equality Plan
/institute/hitstory/Subdomain HITStory
/institute/hits-fellows/Subdomain HITS Fellows
/institute/management/Subdomain Management
/institute/administration/Subdomain Administration
/institute/its/Subdomain IT Services
https://www.h-its.org/imprint/Subdomain Imprint
https://www.h-its.org/privacy/Subdomain Privacy
https://www.h-its.org/contact/Subdomain Contact
https://www.h-its.org/media/Subdomain Media
https://www.h-its.org/newsletter/Subdomain Newsletter
/pressreleases/Subdomain Press Releases
/media/annualreport/Subdomain Annual Report
/media/journalist-in-residence...Subdomain HITS Journalist in Residence Program
https://www.h-its.org/de/?p=2Subdomain de
https://www.h-its.org/Subdomain No Text
https://www.h-its.org/Subdomain No Text
https://www.h-its.org/research/Subdomain Text duplicate Research
/research/ain/Subdomain Text duplicate Astroinformatics (AIN)
/research/ccc/Subdomain Text duplicate Computational Carbon Chemistry (CCC)
/research/cme/Subdomain Text duplicate Computational Molecular Evolution (CME)
/research/cst/Subdomain Text duplicate Computational Statistics (CST)
/research/dmq/Subdomain Text duplicate Data Mining and Uncertainty Quantification (DMQ)
/research/mli/Subdomain Text duplicate Machine Learning and Artificial Intelligence (MLI)
/research/mbm/Subdomain Text duplicate Molecular Biomechanics (MBM)
/research/mcm/Subdomain Text duplicate Molecular and Cellular Modeling (MCM)
/research/nlp/Subdomain Text duplicate Natural Language Processing (NLP)
/research/pso/Subdomain Text duplicate Physics of Stellar Objects (PSO)
/research/sdbv/Subdomain Text duplicate Scientific Databases and Visualization (SDBV)
/research/set/Subdomain Text duplicate Stellar Evolution Theory (SET)
/research/tos/Subdomain Text duplicate Theory and Observations of Stars (TOS)
/research/simplaix/Subdomain Text duplicate SIMPLAIX
/research/hits-lab/Subdomain Text duplicate HITS Lab
/software-highlights/Subdomain Text duplicate HITS Software Highlights
/publication/Subdomain Text duplicate HITS Publications
/research/klaus-tschira-guest-...Subdomain Text duplicate Klaus Tschira Guest Professorship Program
/research/independent-postdoc-...Subdomain Text duplicate HITS Independent Postdoc Program
https://www.h-its.org/career/Subdomain Text duplicate Career
https://www.h-its.org/hits-job/Subdomain Text duplicate Jobs
/career/joining-hits/Subdomain Text duplicate Joining HITS
/research/independent-postdoc-...Subdomain Text duplicate HITS Independent Postdoc Program
/research/klaus-tschira-guest-...Subdomain Text duplicate Klaus Tschira Guest Professorship Program
/career/working-at-hits/Subdomain Text duplicate Working at HITS
/career/our-alumni/Subdomain Text duplicate Alumni
/career/former-groups/Subdomain Text duplicate Former Groups
https://www.h-its.org/news/Subdomain Text duplicate News
/news/articles/Subdomain Text duplicate Articles
https://www.h-its.org/events/Subdomain Text duplicate Events
https://www.h-its.org/institute/Subdomain Text duplicate HITS
/institute/scientific-advisory...Subdomain Text duplicate Scientific Advisory Board
/institute/founder/Subdomain Text duplicate Founder Klaus Tschira
/institute/mission/Subdomain Text duplicate Mission
/institute/gender-equality-plan/Subdomain Text duplicate Gender Equality Plan
/institute/hitstory/Subdomain Text duplicate HITStory
/institute/hits-fellows/Subdomain Text duplicate HITS Fellows
/institute/management/Subdomain Text duplicate Management
/institute/administration/Subdomain Text duplicate Administration
/institute/its/Subdomain Text duplicate IT Services
https://www.h-its.org/imprint/Subdomain Text duplicate Imprint
https://www.h-its.org/privacy/Subdomain Text duplicate Privacy
https://www.h-its.org/contact/Subdomain Text duplicate Contact
https://www.h-its.org/media/Subdomain Text duplicate Media
https://www.h-its.org/newsletter/Subdomain Text duplicate Newsletter
/pressreleases/Subdomain Text duplicate Press Releases
/media/annualreport/Subdomain Text duplicate Annual Report
/media/journalist-in-residence...Subdomain Text duplicate HITS Journalist in Residence Program
https://www.h-its.org/de/?p=2Subdomain Text duplicate de
/institute/founder/New window Subdomain Klaus Tschira
http://www.klaus-tschira-stift...New window External Subdomain Klaus Tschira Foundation
http://research/New window External basic research
/research/hits-lab/New window Subdomain numerous cross-group and cross-disciplinary projects
https://www.facebook.com/HITSt...External Subdomain Facebook
https://www.twitter.com/HITStu...External Subdomain Twitter
https://www.youtube.com/TheHit...External Subdomain Youtube
https://www.linkedin.com/compa...External Subdomain Linkedin
https://www.instagram.com/the_...External Subdomain Instagram
https://scilogs.spektrum.de/vi...External Subdomain Scilogs Blog
/scientific-news/Subdomain All Research News
/2024/04/12/stellar-merger/Subdomain No Text
/2024/04/12/stellar-merger/Subdomain Trivial anchor text
Read more
/2024/04/01/avian-evolution/Subdomain No Text
/2024/04/01/avian-evolution/Subdomain Text duplicate Trivial anchor text
Read more
/2024/01/24/registration-2nd-s...Subdomain No Text
/2024/01/24/registration-2nd-s...Subdomain Text duplicate Trivial anchor text
Read more
/category/news/Subdomain All HITS News
/2024/04/24/uncovering-the-com...Subdomain No Text
/2024/04/24/uncovering-the-com...Subdomain Text duplicate Trivial anchor text
Read more
/2024/04/22/lerch-ecmwf-fellow/Subdomain No Text
/2024/04/22/lerch-ecmwf-fellow/Subdomain Text duplicate Trivial anchor text
Read more
/2024/03/19/newsletter-issue-1...Subdomain No Text
/2024/03/19/newsletter-issue-1...Subdomain Text duplicate Trivial anchor text
Read more
/research/ain/Subdomain Text duplicate Trivial anchor text
Read more
/research/ccc/Subdomain Text duplicate Trivial anchor text
Read more
/research/cme/Subdomain Text duplicate Trivial anchor text
Read more
/research/cst/Subdomain Text duplicate Trivial anchor text
Read more
/research/dmq/Subdomain Text duplicate Trivial anchor text
Read more
/research/mli/Subdomain Text duplicate Trivial anchor text
Read more
/research/mbm/Subdomain Text duplicate Trivial anchor text
Read more
/research/mcm/Subdomain Text duplicate Trivial anchor text
Read more
/research/nlp/Subdomain Text duplicate Trivial anchor text
Read more
/research/pso/Subdomain Text duplicate Trivial anchor text
Read more
/research/sdbv/Subdomain Text duplicate Trivial anchor text
Read more
/research/set/Subdomain Text duplicate Trivial anchor text
Read more
/research/tos/Subdomain Text duplicate Trivial anchor text
Read more
/research/hits-lab/Subdomain Text duplicate Trivial anchor text
Read more
/research/klaus-tschira-guest-...Subdomain Text duplicate Trivial anchor text
Read more
/research/independent-postdoc-...Subdomain Text duplicate Trivial anchor text
Read more
https://www.h-its.org/privacy/Subdomain Text duplicate Privacy
https://www.h-its.org/imprint/Subdomain Text duplicate Imprint
https://www.h-its.org/contact/Subdomain Text duplicate Contact
https://www.h-its.org/research/Subdomain Research at HITS
https://www.h-its.org/news/Subdomain Text duplicate News
https://www.h-its.org/institute/Subdomain The Institute
https://www.h-its.org/career/Subdomain Join HITS
https://www.facebook.com/HITSt...External Subdomain No Text
https://www.twitter.com/HITStu...External Subdomain No Text
https://www.youtube.com/TheHit...External Subdomain No Text
https://www.linkedin.com/compa...External Subdomain No Text
https://www.instagram.com/the_...External Subdomain No Text
https://scilogs.spektrum.de/vi...External Subdomain No Text
https://www.h-its.org/deSubdomain Switch to the German homepage

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.h-its.org/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is excellent with 0.05 seconds.
The file size of the HTML document is fine (156 kB).

HTTP Response Header

NameValue
servernginx
dateFri, 10 May 2024 14:06:51 GMT
content-typetext/html; charset=UTF-8
content-length20243
varyAccept-Encoding
last-modifiedWed, 08 May 2024 21:19:25 GMT
etag"4f13-617f7db6829c0"
accept-rangesbytes
cache-controlmax-age=172800
expiresSun, 12 May 2024 14:06:51 GMT
x-frame-optionsSAMEORIGIN
content-encodinggzip
strict-transport-securitymax-age=15768000
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This website has excellent links from other websites.
This page has backlinks from 638 referring domains.
This page has 411,150 backlinks.
This page has backlinks from 529 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /wp-admin/

User-agent: ia_archiver
Disallow: /
User-agent: ia_archiver/1.6
Disallow: /
User-agent: Yasni
Disallow: /
User-agent: 123People
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User-agent: webmirror
Disallow: /
User-agent: webcopy
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User-agent: WebZip
Disallow: /
User-agent: URL_Spider_Pro
Disallow: /
User-agent: CherryPicker
Disallow: /
User-agent: EmailCollector
Disallow: /
User-agent: EmailSiphon
Disallow: /
User-agent: WebBandit
Disallow: /
User-agent: EmailWolf
Disallow: /
User-agent: ExtractorPro
Disallow: /
User-agent: CopyRightCheck
Disallow: /
User-agent: SiteSnagger
Disallow: /
User-agent: SiteSucker
Disallow: /
User-agent: MSIECrawler
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User-agent: psbot
Disallow: /
User-agent: Fasterfox
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User-agent: ProWebWalker
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User-agent: CheeseBot
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User-agent: LNSpiderguy
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User-agent: Teleport
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User-agent: TeleportPro
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User-agent: WebZip/4.0
Disallow: /
User-agent: WebStripper
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User-agent: WebSauger
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User-agent: WebCopier
Disallow: /
User-agent: duggmirror
Disallow: /
User-agent: Xenu's Link Sleuth 1.1c
Disallow: /
User-agent: Xenu's
Disallow: /
User-agent: Flaming AttackBot
Disallow: /

Similar sites

Search preview

www.h-its.org
HITS - HITS

Most important keywords

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

KeywordResultRecheck
HITS54%Check
Institute50%Check
Heidelberg50%Check
Studies50%Check
Theoretical50%Check
Heidelberg Institute50%Check
Theoretical Studies50%Check
Research Institute48%Check
HITS Lab48%Check
HITS News47%Check
Show more keywords and terms

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