Library.ethz.ch - SEO Checker

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Overview of the SEO Check
Meta information
88% 
Page quality
66% 
Page structure
24% 
Link structure
76% 
Server
91% 
External factors
100% 
SEO Score
Response time
0.08 s
File size
79.60 kB
Words
443
Media files
13
Number of links
52 internal / 35 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Startseite – ETH-Bibliothek | ETH Zürich
The length of the page title is perfect. (361 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Website der ETH-Bibliothek
The meta description is too short. (174 pixels out of 1000 max pixel length) Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://library.ethz.ch/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de
Server location: United States of America
The following language is defined by HTML: de
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
keywordseth bibliothek, eth library, bibliothek
descriptionWebsite der ETH-Bibliothek
format-detectiontelephone=no
google-site-verificationLbfh3rPQ2QcJOVYQawNLvYpPeIT7NjcCztEnR8Q46qk
SystemueberwachungETHZ
ethz_lmd2024-09-08T16:23:58.774Z
pagetypeweb
msapplication-TileColor#B7352D
theme-color#B7352D
apple-mobile-web-app-status-bar-style#B7352D-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-titleStartseite – ETH-Bibliothek | ETH Zürich
langde
og:urlhttps://library.ethz.ch/
og:titleStartseite
og:descriptionWebsite der ETH-Bibliothek
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)
There are only 443 words on this page. Good pages should have about 800 words of useful content.
22.6% 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.
3 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 18 words is good.
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 9 tags for this page.
Image SEO
(Somewhat important)
4 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
....imageformat.contentteaser.930065345.pngNo alt attribute provided
....imageformat.contentteaser.480230535.jpgNo alt attribute provided
....imageformat.contentteaser.322832837.jpgNo alt attribute provided
...ge/image.imageformat.1484.1500460176.jpgStudent beisst in Hamburger
...ge.imageformat.textsingle.2075556253.pngNo alt attribute provided
...8599/image.imageformat.336.247842501.pngZur Webseite von extract
...s/ethz/img/icons/svg/instagram-white.svg@eth_library
...gns/ethz/img/icons/svg/twitter-white.svg@ETHBibliothek
...gns/ethz/img/icons/svg/youtube-white.svgETH-Bibliothek
...ns/ethz/img/icons/svg/facebook-white.svg@ETHBibliothek
...ns/ethz/img/icons/svg/linkedin-white.svgETH-Bibliothek
...designs/ethz/img/icons/svg/rss-white.svgRSS-Feeds der ETH-Bibliothek

Page structure

H1 heading
(Critically important)
Hauptinhalt
Too many H1 headings
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (11 characters). It should be at least 20 Characters long.
Headings
(Important)
Some headings occur twice on the page.
There are 30 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 Hauptinhalt
H1 ETH-Bibliothek @ swisscovery
H1 News der ETH-Bibliothek
H1 Ausstellungen
H1 Standorte und Öffnungszeiten
H1 Für neue Studierende
H1 Kurse und Beratung
H1 Veranstaltungen
H1 Weitere Informationen
H2 ETH-Bibliothek
H2 Webinar: Schreibprojekte starten, Plagiate verhindern und publizieren
H2 Das neue Kursprogramm der ETH-Bibliothek für das zweite Halbjahr 2024
H2 Die ETH Zürich zeigt ihre Schätze an der Langen Nacht der Zürcher Museen
H2 Quicklinks
H2 ETHeritage
H2 Crowdsourcing
H2 Footer
H3 Hauptnavigation
H3 Services
H3 Suche
H3 Departemente
H3 Sprachauswahl
H3 Koloniale Spuren – Sammlungen im Kontext
H3 Empfohlene Links
H3 Suche Duplicate text
H3 Folgen Sie uns
H3 Services Duplicate text
H3 Kontakt
H3 Departemente Duplicate text
H3 Inhaltsverzeichnis und Rechtliches
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 (35) on this page.

Found links on this page

LinkAttributesAnchor text
https://library.ethz.ch/Startseite
A-TITLE Direkt auf die Startseite springen
https://library.ethz.ch/Anchor Navigation
A-TITLE Direkt zur Navigation springen
/utils/suche.htmlSubdomain Suche
A-TITLE Direkt zur Suche springen
https://library.ethz.ch/Anchor Inhalt
A-TITLE Direkt zum Inhalt springen
https://library.ethz.ch/Anchor Footer
A-TITLE Direkt zum Footer springen
https://library.ethz.ch/Anchor Kontakt
A-TITLE Direkt zu Kontakt springen
/footer/inhaltsverzeichnis.htmlInhaltsverzeichnis
A-TITLE Inhaltsverzeichnis
https://ethz.ch/External A-TITLE Zur Startseite der ETH Zürich
https://library.ethz.ch/ETH-Bibliothek
A-TITLE Startseite
https://library.ethz.ch/Text duplicate Startseite
/standorte-und-medien.htmlStandorte und Medien
/recherchieren-und-nutzen.htmlRecherchieren und Nutzen
/forschen-und-publizieren.htmlForschen und Publizieren
/archivieren-und-digitalisiere...Archivieren und Digitalisieren
/news-und-kurse.htmlNews und Kurse
/ueber-uns.htmlÜber uns
https://ethz.ch/students/de.htmlExternal Studierendenportal
https://www.alumni.ethz.ch/External Subdomain Alumni-Vereinigung
https://ethz.ch/staffnet/de.htmlExternal Staffnet
/login/de.html?resource=/conte...lock Login
A-TITLE Login mit ETH Userkonto
/utils/suche.htmlsearch
https://ethz.ch/External ETH Zürich
A-TITLE Zur Startseite der ETH Zürich
https://library.ethz.ch/ETH Bibliothek
https://slsp.ch/deNew window External SLSP
/news-und-kurse/news/news-beit...Webinar: Schreibprojekte starten, Plagiate verhindern und publizieren
/news-und-kurse/news/news-beit...Das neue Kursprogramm der ETH-Bibliothek für das zweite Halbjahr 2024
/news-und-kurse/news/news-beit...Die ETH Zürich zeigt ihre Schätze an der Langen Nacht der Zürcher Museen
/news-und-kurse/news.htmlAlle News der ETH-​Bibliothek
/news-und-kurse/veranstaltunge...Alle Veranstaltungen der ETH-Bibliothek
/standorte-und-medien/standort...InfoCenter
/standorte-und-medien/standort...Grüne Bibliothek
/standorte-und-medien/standort...GESS-Bibliothek
/standorte-und-medien/standort...Baubibliothek
/standorte-und-medien/standort...Alle Standorte und Öffnungszeiten
/recherchieren-und-nutzen/stud...IMG-ALT Student beisst in Hamburger
/recherchieren-und-nutzen/stud...Erfahre, wie die ETH-Bibliothek deinen Studienalltag leichter macht.
/news-und-kurse/kurse.htmlEntdecken Sie das Kursprogramm
/news-und-kurse/beratung-und-m...Beratung und mehr!
/news-und-kurse/veranstaltunge...Text duplicate Alle Veranstaltungen der ETH-Bibliothek
https://eth.swisscovery.slsp.c...External Subdomain externe Seite call_made Mein Konto
/recherchieren-und-nutzen/ausl...chevron_right ETH-Bibliothek @ swisscovery – Hilfe auf einen Blick
/recherchieren-und-nutzen/ausl...chevron_right Anschaffungsvorschläge
/standorte-und-medien/standort...chevron_right Barrierefreiheit
/news-und-kurse/beratung-und-m...chevron_right Beratung und mehr!
/forschen-und-publizieren/date...chevron_right Datenmanagement und Policies
/standorte-und-medien/medienty...chevron_right Medientypen
/forschen-und-publizieren/publ...chevron_right Open Access an der ETH Zürich
/standorte-und-medien/medienty...chevron_right Scopus
/standorte-und-medien/medienty...chevron_right Web of Science Core Collection
https://eth.swisscovery.slsp.c...External Subdomain externe Seite call_made Zeitschriftensuche ETH Zürich
/recherchieren-und-nutzen/ausl...chevron_right FAQ
https://extract.ethz.ch/External Subdomain IMG-ALT Zur Webseite von extract
https://extract.ethz.ch/ausste...External Subdomain Ausstellung
/recherchieren-und-nutzen/benu...Benutzungsbestimmungen und Gebühren
/recherchieren-und-nutzen/ausl...FAQ: häufig gestellte Fragen
https://www.instagram.com/eth_...External Subdomain IMG-ALT @eth_library
A-TITLE @eth_library
https://twitter.com/ETHBibliothekExternal IMG-ALT @ETHBibliothek
A-TITLE @ETHBibliothek
https://www.youtube.com/user/E...External Subdomain Text duplicate IMG-ALT ETH-Bibliothek
A-TITLE ETH-Bibliothek
https://www.facebook.com/ETHBi...External Subdomain Text duplicate IMG-ALT @ETHBibliothek
A-TITLE @ETHBibliothek
https://ch.linkedin.com/compan...External Subdomain Text duplicate IMG-ALT ETH-Bibliothek
A-TITLE ETH-Bibliothek
/utils/rss.htmlSubdomain IMG-ALT RSS-Feeds der ETH-Bibliothek
A-TITLE RSS-Feeds der ETH-Bibliothek
https://ethz.ch/students/de.htmlExternal Text duplicate Studierendenportal
https://www.alumni.ethz.ch/External Subdomain Text duplicate Alumni-Vereinigung
https://ethz.ch/staffnet/de.htmlExternal Text duplicate Staffnet
/login/de.html?resource=/conte...Text duplicate lock Login
A-TITLE Login mit ETH Userkonto
https://arch.ethz.ch/External Subdomain D-ARCH Architektur
https://baug.ethz.ch/External Subdomain D-BAUG Bau, Umwelt und Geomatik
https://biol.ethz.ch/External Subdomain D-BIOL Biologie
https://bsse.ethz.ch/External Subdomain D-BSSE Biosysteme
https://chab.ethz.ch/External Subdomain D-CHAB Chemie und Angewandte Biowissenschaften
https://eaps.ethz.ch/External Subdomain D-EAPS Erd-​ und Planetenwissenschaften
https://gess.ethz.ch/External Subdomain D-GESS Geistes-, Sozial- und Staatswissenschaften
https://hest.ethz.ch/External Subdomain D-HEST Gesundheitswissenschaften und Technologie
https://inf.ethz.ch/de/External Subdomain D-INFK Informatik
https://ee.ethz.ch/de/External Subdomain D-ITET Informationstechnologie und Elektrotechnik
https://math.ethz.ch/External Subdomain D-MATH Mathematik
https://mat.ethz.ch/External Subdomain D-MATL Materialwissenschaft
https://mavt.ethz.ch/de/External Subdomain D-MAVT Maschinenbau und Verfahrenstechnik
https://mtec.ethz.ch/External Subdomain D-MTEC Management, Technologie und Ökonomie
https://www.phys.ethz.ch/de/External Subdomain D-PHYS Physik
https://usys.ethz.ch/External Subdomain D-USYS Umweltsystemwissenschaften
/footer/inhaltsverzeichnis.htmlText duplicate Inhaltsverzeichnis
A-TITLE Inhaltsverzeichnis
/footer/impressum.htmlImpressum
A-TITLE Impressum
/footer/barrierefreiheitserklä...Erklärung zur Barrierefreiheit
A-TITLE Erklärung zur Barrierefreiheit
/footer/disclaimer-copyright.htmlDisclaimer & Copyright
A-TITLE Disclaimer & Copyright
/footer/datenschutz.htmlDatenschutz
A-TITLE Datenschutz
http://www.ethz.ch/External Subdomain Eidgenössische Technische Hochschule Zürich

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://library.ethz.ch/"
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is excellent with 0.08 seconds.
The file size of the HTML document is fine (80 kB).

HTTP Response Header

NameValue
dateMon, 23 Sep 2024 16:02:25 GMT
x-content-type-optionsnosniff
content-typetext/html;charset=utf-8
cache-controlmax-age=3600
varycookie
vha6-originwcp-pub-csh11.ethz.ch
age3231
x-ratelimit-remaining12
x-powered-byETH Informatikdiensten
x-delievered-fromHoengg
strict-transport-securitymax-age=63072000
content-security-policyframe-ancestors 'self'
x-frame-optionssameorigin
accept-rangesbytes
content-encodinggzip
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 506 referring domains.
This page has 22,882 backlinks.
This page has backlinks from 306 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

library.ethz.ch
Startseite – ETH-Bibliothek | ETH Zürich
Website der ETH-Bibliothek

Most important keywords

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

KeywordResultRecheck
ETH81%Check
ETH Bibliothek75%Check
ETH-Bibliothek70%Check
ETH Zürich68%Check
ETH- Bibliothek66%Check
Startseite ETH-Bibliothek59%Check
ETH-Bibliothek swisscovery55%Check
Inhalt54%Check
Web54%Check
Zürich51%Check
Show more keywords and terms

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