Math.ethz.ch - SEO Checker

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Overview of the SEO Check
Meta information
79% 
Page quality
48% 
Page structure
87% 
Link structure
80% 
Server
45% 
External factors
100% 
SEO Score
Response time
0.09 s
File size
60.10 kB
Words
399
Media files
8
Number of links
37 internal / 29 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Homepage – Department of Mathematics | ETH Zurich
The length of the page title is perfect. (488 pixels out of 580 max pixel length)
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://math.ethz.ch/
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)
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)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
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
format-detectiontelephone=no
SystemueberwachungETHZ
ethz_lmd2024-07-26T07:55:51.608Z
pagetypeweb
msapplication-TileColor#215CAF
theme-color#215CAF
apple-mobile-web-app-status-bar-style#215CAF-translucent
apple-mobile-web-app-capableyes
msapplication-TileImagehttps://ethz.ch/etc/designs/ethz/img/icons/ETH-APP-Icons-Theme-white/144-xxhdpi.png
apple-mobile-web-app-titleHomepage – Department of Mathematics | ETH Zurich
langen
og:urlhttps://math.ethz.ch/
og:titleHomepage
og:imagehttps://ethz.ch/etc/designs/ethz/img/header/eth_default_og.jpg
og:image:altEmpty
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
Words from the H1 heading are not used in the page content.
There are only 399 words on this page. Good pages should have about 800 words of useful content.
The average number of words per sentence of 32.75 words is high.
20.8% 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.
5 paragraphs were found on this page.
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" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 8 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
...igns/ethz/img/header/ethz_logo_black.svgLogo of ETH Zurich, to homepage
...em0.imageformat.1564x880l.1770515495.jpgTo Zurich Graduate School in Mathematics
...tem1.imageformat.1564x880l.107954189.jpgTo ETH-ITS Institute for Theoretical Studies
...tem2.imageformat.1564x880l.448754843.svgTo FIM – Institute for Mathematics Research
...em3.imageformat.1564x880l.2101711644.pngTo SwissMAP
...gns/ethz/img/icons/svg/youtube-white.svgD-MATH on YouTube
...gns/ethz/img/icons/svg/twitter-white.svgD-MATH on Twitter
...designs/ethz/img/icons/svg/rss-white.svgSubscribe to our newsfeed

Page structure

H1 heading
(Critically important)
ETH Zürich: Overview and News
The H1 heading is perfect.
Headings
(Important)
Some headings occur twice on the page.

Heading structure

Heading levelContent
H1 ETH Zürich: Overview and News
H2 Department of Mathematics
H2 Directly go to the content
H2 D-MATH News
H2 D-MATH in the media
H2 Partner institutions
H2 Footer
H2 D-MATH internal
H3 Main Navigation
H3 Services
H3 Search
H3 Departments
H3 Language Selection
H3 Sobhan Seyfaddini appointed Full Professor
H3 Peter Bühlmann: 2024 Wald Memorial Award and Lecture
H3 Doctoral exam of Jakob Heiss
H3 In highly connected networks, there’s always a loop
H3 Strangely curved shapes break 50-year-old geometry conjecture
H3 Recommended links
H3 Search Duplicate text
H3 Follow us
H3 Services Duplicate text
H3 Contact
H3 Departments Duplicate text
H3 Table of contents and legal
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 too many external links (29) on this page.

Found links on this page

LinkAttributesAnchor text
https://math.ethz.ch/Homepage
A-TITLE Directly go to the homepage
https://math.ethz.ch/Anchor Navigation
A-TITLE Directly go to the navigation
/utils/search.htmlSubdomain Search
A-TITLE Directly go to the search
https://math.ethz.ch/Anchor Content
A-TITLE Directly go to the content
https://math.ethz.ch/Anchor Footer
A-TITLE Directly go to the footer
https://math.ethz.ch/Anchor Contact
A-TITLE Directly go to the contact
/footer/sitemap.htmlSitemap
A-TITLE Sitemap
https://ethz.ch/en.htmlExternal IMG-ALT Logo of ETH Zurich, to homepage
A-TITLE ETH Zurich homepage
https://math.ethz.ch/Department of Mathematics
A-TITLE Home
https://math.ethz.ch/Text duplicate Homepage
/news-and-events.htmlNews & events
/the-department.htmlThe Department
/research.htmlResearch
https://math.ethz.ch/studies.htmlStudies
/doctorate.htmlDoctorate
/outreach.htmlOutreach
https://math.ethz.ch/library.htmlMathematics Library
https://ethz.ch/students/en.htmlExternal Student portal
https://www.alumni.ethz.ch/en/External Subdomain Alumni association
https://ethz.ch/staffnet/en.htmlExternal Staffnet
/login/en.html?resource=/conte...lock Login
A-TITLE Login with ETH user account
/utils/search.htmlsearch
https://ethz.ch/en.htmlExternal ETH Zurich
A-TITLE ETH Zurich homepage
/news-and-events/news/d-math-n...Sobhan Seyfaddini appointed Full Professor
/news-and-events/news/d-math-n...Peter Bühlmann: 2024 Wald Memorial Award and Lecture
/news-and-events/news/d-math-n...Doctoral exam of Jakob Heiss
/news-and-events/news/d-math-newsSubdomain See more news
/news-and-events/news/d-math-n...In highly connected networks, there’s always a loop
/news-and-events/news/d-math-n...Strangely curved shapes break 50-year-old geometry conjecture
/news-and-events/news/d-math-newsSubdomain Text duplicate See more news
https://www.zgsm.ch/External Subdomain IMG-ALT To Zurich Graduate School in Mathematics
https://eth-its.ethz.ch/External Subdomain IMG-ALT To ETH-ITS Institute for Theoretical Studies
https://math.ethz.ch/fimSubdomain IMG-ALT To FIM – Institute for Mathematics Research
https://www.nccr-swissmap.ch/External Subdomain IMG-ALT To SwissMAP
/intranet.htmlIntraMATH
A-TITLE Intranet D-MATH (requires login)
https://www.youtube.com/channe...External Subdomain IMG-ALT D-MATH on YouTube
A-TITLE D-MATH on YouTube
https://twitter.com/eth_mathExternal IMG-ALT D-MATH on Twitter
A-TITLE D-MATH on Twitter
https://math.ethz.ch/utils/rssSubdomain IMG-ALT Subscribe to our newsfeed
A-TITLE Subscribe to our newsfeed
https://ethz.ch/students/en.htmlExternal Text duplicate Student portal
https://www.alumni.ethz.ch/en/External Subdomain Text duplicate Alumni association
https://ethz.ch/staffnet/en.htmlExternal Text duplicate Staffnet
/login/en.html?resource=/conte...Text duplicate lock Login
A-TITLE Login with ETH user account
/Administration.vcard.vcf?path...contactsvCard Download
A-TITLE V-Card
https://math.ethz.ch/intranetprotected pageIntraMATH (ETH login required)lock
https://arch.ethz.ch/enExternal Subdomain D-ARCH Architecture
https://baug.ethz.ch/en/External Subdomain D-BAUG Civil, Environmental and Geomatic Engineering
https://biol.ethz.ch/en/External Subdomain D-BIOL Biology
https://bsse.ethz.ch/External Subdomain D-BSSE Biosystems Science and Engineering
https://chab.ethz.ch/en/External Subdomain D-CHAB Chemistry and Applied Biosciences
https://eaps.ethz.ch/en/External Subdomain D-EAPS Earth and Planetary Sciences
https://gess.ethz.ch/en/External Subdomain D-GESS Humanities, Social and Political Sciences
https://hest.ethz.ch/enExternal Subdomain D-HEST Health Sciences and Technology
https://inf.ethz.ch/External Subdomain D-INFK Computer Science
https://ee.ethz.ch/External Subdomain D-ITET Information Technology and Electrical Engineering
https://math.ethz.ch/D-MATH Mathematics
https://mat.ethz.ch/External Subdomain D-MATL Department of Materials
https://mavt.ethz.ch/External Subdomain D-MAVT Mechanical and Process Engineering
https://mtec.ethz.ch/External Subdomain D-MTEC Management, Technology and Economics
https://www.phys.ethz.ch/External Subdomain D-PHYS Physics
https://usys.ethz.ch/en/External Subdomain D-USYS Environmental Systems Science
/footer/sitemap.htmlText duplicate Sitemap
A-TITLE Sitemap
/footer/imprint.htmlImprint
A-TITLE Imprint
/footer/accessibility-statemen...Accessibility Statement
A-TITLE Accessibility Statement
/footer/disclaimer-copyright.htmlDisclaimer & Copyright
A-TITLE Disclaimer & Copyright
/footer/data-protection.htmlData protection
A-TITLE Data protection
http://www.ethz.ch/External Subdomain Eidgenössische Technische Hochschule Zürich

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://math.ethz.ch/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
The X-powered header is sent within the response header. (unnecessary)
Performance
(Somewhat important)
The page response time is excellent with 0.09 seconds.
The file size of the HTML document is fine (60 kB).

HTTP Response Header

NameValue
dateThu, 15 Aug 2024 06:23:16 GMT
x-content-type-optionsnosniff
content-typetext/html;charset=utf-8
cache-controlmax-age=3600
varycookie
vha6-originwcp-pub-csh11.ethz.ch
content-length61534
age1767
x-ratelimit-remaining20
x-powered-byETH Informatikdiensten
x-delievered-fromHoengg
strict-transport-securitymax-age=63072000
content-security-policyframe-ancestors 'self'
x-frame-optionssameorigin
accept-rangesbytes
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 326 referring domains.
This page has 538,628 backlinks.
This page has backlinks from 291 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

Most important keywords

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

KeywordResultRecheck
ETH76%Check
ETH Zurich62%Check
News56%Check
Department54%Check
Mathematics52%Check
Homepage Department52%Check
Zürich50%Check
Overview50%Check
D-MATH49%Check
Homepage48%Check
Show more keywords and terms

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