Hot.uni-hannover.de - SEO Checker

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Overview of the SEO Check
Meta information
59% 
Page quality
49% 
Page structure
79% 
Link structure
67% 
Server
83% 
External factors
56% 
SEO Score
Response time
0.14 s
File size
46.30 kB
Words
395
Media files
31
Number of links
52 internal / 9 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Startseite – HOT – Hannoversches Zentrum für Optische Technologien – Leibniz Universität Hannover
The page title should be shorter than 580 pixels. It is 915 pixels long. Optimize title
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://www.hot.uni-hannover.de/de/
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
generatorTYPO3 CMS
viewportwidth=device-width, initial-scale=1.0
langde
twitter:cardsummary
og:site_nameLeibniz Universität Hannover
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
There are only 395 words on this page. Good pages should have about 800 words of useful content.
26.8% of the text are stop words.
The page contains a listing, which indicates a good text layout.
6 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 11.93 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 6 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1.0" 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 8 tags for this page.
Image SEO
(Somewhat important)
9 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
...esources/Public/Images/Logo/luh_logo.svgLeibniz Universität Hannover
...eadmin/site-templates/logos/HOT-Logo.jpgLogo: HOT – Hannoversches Zentrum für Optische TechnologienLogo: HOT – Hannoversches Zentrum für Optische Technologien
...ources/Public/Images/icon_background.gifNo alt attribute provided
...ources/Public/Images/icon_background.gifNo alt attribute provided
...ources/Public/Images/icon_background.gifNo alt attribute provided
...ources/Public/Images/icon_background.gifNo alt attribute provided
...Jenny_Stritzel_Promotion_93a86a7286.jpegNo alt attribute provided
...ni_Handschlag_Aktenordner_568c85353d.jpgNo alt attribute provided
..._Smalian_PhoenixD-1080611_437b208081.jpgNo alt attribute provided
/fileadmin/hot/zz_footer/tu9-4c.svgNo alt attribute provided
/fileadmin/hot/zz_footer/tu9-bw.svgNo alt attribute provided
Video URLWidthHeight
...s_OPTIMUS/KFFP2020-OPTIMUS-HOT_verkl.mp4

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.

Heading structure

Heading levelContent
H2 Hannoversche Physiker kämpfen mit intelligenter Bildgebung gegen Hautkrebs
H2 Chromatischer Lichtteilcheneffekt für die Entwicklung photonischer Quantennetzwerke enthüllt
H2 Michael Kues erhält Starting Grant des Europäischen Forschungsrates
H2 Prof. Dr. Bernhard Roth entwickelt mit seinem Team Blaualgen-Schnelltest
H2 Willkommen am Hannoverschen Zentrum für Optische Technologien
H2 Aktuelle Meldungen rund um das HOT
H3 Kaiser-Friedrich-Forschungspreis 2021 für "OPTIMUS - Online-Kontrolle von Trinkwasser auf Mikroplastik und andere partikuläre Kontaminanten"
Some internal link anchor texts are too long.
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.
3 links don't have an anchor text.
There are 1 links with a trivial anchor text.
The number of internal links is ok.
There are 9 external links on this page.

Found links on this page

LinkAttributesAnchor text
http://www.uni-hannover.de/External Subdomain IMG-ALT Leibniz Universität Hannover
A-TITLE Leibniz Universität Hannover
https://www.uni-hannover.de/External Subdomain zur zentralen Website
/en/English
/de/das-hot/kontaktKontakt
/en/Text duplicate English
/de/HOT – Hannoversches Zentrum für Optische Technologien
/de/IMG-ALT Logo: HOT – Hannoversches Zentrum für Optische Technologien
/de/das-hotZur Übersicht
/de/das-hot/profilProfil
/de/das-hot/kooperationenKooperationen
/de/das-hot/news-und-veranstal...News und Veranstaltungen
/de/das-hot/vorstandVorstand
/de/das-hot/personenPersonen
/de/das-hot/kuratoriumKuratorium
/de/das-hot/jobsJobs
/de/das-hot/mitgliederMitglieder
/de/das-hot/kontaktText duplicate Kontakt
/de/arbeitsgruppenText duplicate Zur Übersicht
/de/arbeitsgruppen/angewandtep...Angewandte Photonik
/de/arbeitsgruppen/photonische...Photonische Quantentechnologien
/de/arbeitsgruppen/phytophotonikPhytophotonik
/de/arbeitsgruppen/computerges...Computergestützte Photonik
/de/lehreLehre
/de/forschungForschung
/de/das-hot/news-und-veranstal...New window Subdomain No Text
/de/das-hot/news-und-veranstal...New window Subdomain Hannoversche Physiker kämpfen mit intelligenter Bildgebung gegen Hautkrebs Drei Wissenschaftler des Hannoverschen Zentrums für Optische Technologien (HOT) fo...
/de/das-hot/news-und-veranstal...New window Subdomain © Michael Kues/Anahita Khodadad Kashi
/de/das-hot/news-und-veranstal...New window Subdomain Chromatischer Lichtteilcheneffekt für die Entwicklung photonischer Quantennetzwerke enthüllt Ein Schritt auf dem Weg zur Entwicklung phonischer Quantennetzwe...
/de/news-und-veranstaltungen/n...New window Subdomain No Text
/de/news-und-veranstaltungen/n...New window Subdomain Michael Kues erhält Starting Grant des Europäischen Forschungsrates Prof. Dr. Michael Kues erhält einen der renommierten ERC Starting Grants in Höhe von fast...
/de/news-und-veranstaltungen/n...New window Subdomain © Sonja Smalian/PhoenixD
/de/news-und-veranstaltungen/n...New window Subdomain Prof. Dr. Bernhard Roth entwickelt mit seinem Team Blaualgen-Schnelltest Im Sommer müssen regelmäßig Badeseen gesperrt werden. Der Grund: giftige Blaualgen. ...
/de/das-hot/New window Subdomain No Text
/de/das-hot/New window Subdomain Willkommen am Hannoverschen Zentrum für Optische Technologien Wir sind ein interdisziplinäres Forschungszentrum an der Leibniz Universität Hannover. Unser Zi...
/de/arbeitsgruppenArbeitsgruppen
A-TITLE Zur Übersicht derArbeitsgruppen am Hannoverschen Zentrum für Optische Technologien
/de/forschungText duplicate Forschung
A-TITLE Zur Übersicht der FOrschungsthemen am Hannoverschen Zentrum für Optische Technologien
/de/forschung/publikationenPublikationen
A-TITLE Zur Übersicht der Publikationen des Hannoverschen Zentrums für Optische Technologien
/de/lehre/abschlussarbeitenAbschlussarbeiten im Studium
A-TITLE Zur Übersicht der ausgeschriebenen Abschlussarbeiten am Hannoverschen Zentrum für Optische Technologien
https://www.youtube.com/watch?...New window External Subdomain Youtube.com Video über die Optischen Technologien in Hannover
A-TITLE Link zum Video Optische Technologien in Hannover bei Youtube.de
https://www.maschinenbau.uni-h...New window External Subdomain Fakultät für Maschinenbau Studiengänge Optische Technologien
A-TITLE Link to the website of the Faculty of Mechanical Engineering
https://www.phoenixd.uni-hanno...New window External Subdomain Der Exzellenzcluster PhoenixD
A-TITLE Link zur Website des Exzellenzclusters: www.phoenixd.uni-hannover.de
/de/das-hot/jobsUnsere Ausschreibungen
A-TITLE Link zur Übersicht der ausgeschriebenen Stellen am Hannoverschen Zentrum für Optische Technologien
/de/das-hot/news-und-veranstal...© Anatoly Fedorov Kukk 19. Dezember 2023 Dr. Jenny Stritzel erfolgreich am HOT promoviert
A-TITLE Dr. Jenny Stritzel erfolgreich am HOT promoviert
/de/das-hot/news-und-veranstal...© Oleg Magni/Pexels.com/bearb. PhoenixD 28. November 2023 Master- und Projektarbeiten bei Prof. Calà Lesina in der AG "Computational Photonics"
A-TITLE Master- und Projektarbeiten bei Prof. Calà Lesina in der AG "Computational Photonics"
/de/das-hot/news-und-veranstal...7. Juli 2022 Bernhard Roth und Anatoly F. Kukk präsentieren ihren Hautscanner auf der IdeenExpo
A-TITLE Bernhard Roth und Anatoly F. Kukk präsentieren ihren Hautscanner auf der IdeenExpo
/de/das-hot/news-und-veranstal...Alle Meldungen anzeigen
/fileadmin/phoenixd/phoenixd-v...Trivial anchor text
hier
http://www.tu9.de/External Subdomain No Text
/de/das-hot/kontaktText duplicate Kontakt
/de/das-hot/kontaktText duplicate Kontakt
https://www.uni-hannover.de/de...External Subdomain Text duplicate Leibniz Universität Hannover
/de/impressumImpressum
A-TITLE Impressum
https://www.uni-hannover.de/de...External Subdomain Datenschutz
A-TITLE Datenschutz
/de/barrierefreiheitBarrierefreiheit
A-TITLE Barrierefreiheit
/de/sitemapSitemap
A-TITLE Sitemap
/de/?tx_luhwebsite_mobilenav[a...Das HOT
/de/?tx_luhwebsite_mobilenav[a...Text duplicate Arbeitsgruppen
/de/lehreText duplicate Lehre
/de/forschungText duplicate Forschung
https://www.uni-hannover.de/External Subdomain Text duplicate zur zentralen Website
/de/das-hot/kontaktText duplicate Kontakt

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.hot.uni-hannover.de/de/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
This page loads 7 CSS files. This may affect the page load time negatively.
This page loads 6 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.14 seconds.
The file size of the HTML document is fine (46 kB).

HTTP Response Header

NameValue
dateThu, 30 May 2024 12:05:27 GMT
serverApache
content-languagede
expiresFri, 31 May 2024 10:34:58 GMT
cache-controlmax-age=80971, private,must-revalidate
pragmapublic
varyAccept-Encoding
content-encodinggzip
x-frame-optionssameorigin
x-ua-compatibleIE=edge
x-content-type-optionsnosniff
content-length9453
content-typetext/html; charset=utf-8
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page has only a few links from other websites.
This page only has backlinks from 11 referring domains.
This page only has 63 backlinks.
This page only has few backlinks from 6 different ip addresses.
This page is referenced by wikipedia.
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

User-agent: *
Disallow: /typo3conf/system
Disallow: /*naw_securedl*
Disallow: /*?type=1513087837*
Disallow: /*tx_securedownloads*
Disallow: /de/footercontent*
Disallow: /en/content-for-each-page*
Sitemap: https://www.hot.uni-hannover.de/de/sitemap.xml
Sitemap: https://www.hot.uni-hannover.de/en/sitemap.xml

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Search preview

Most important keywords

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

KeywordResultRecheck
HOT66%Check
Hannover64%Check
HOT Hannoversches59%Check
Universität Hannover57%Check
HOT Hannoversches Zentrum57%Check
Leibniz Universität Hannover55%Check
Optische Technologien54%Check
Technologien53%Check
Zentrum53%Check
Technologien Leibniz Universität Hannover51%Check
Show more keywords and terms

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