Cryptoplexity.informatik.tu-darmstadt.de - SEO Checker

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Overview of the SEO Check
Meta information
59% 
Page quality
66% 
Page structure
62% 
Link structure
97% 
Server
84% 
External factors
23% 
SEO Score
Response time
0.07 s
File size
52.90 kB
Words
410
Media files
5
Number of links
19 internal / 9 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Cryptoplexity Start – Kryptographie und Komplexitätstheorie – TU Darmstadt
The page title should be shorter than 580 pixels. It is 685 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
Willkommen – Dies ist die Startseite der Gruppe "Kryptographie und Komplexitätstheorie" (Cryptoplexity). Die Gruppe wurde im Juli 2011 als Heisenberg-Professur der Deutschen Forschungsgemeinschaft an der Technischen Universität Darmstadt eingerichtet und bis Juni 2016 durch das Programm gefördert (siehe Projekte: Heisenberg für weitere Informationen).
The meta description is too long: 2248 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is 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)
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)
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
dcterms.languagede
dcterms.titleCryptoplexity Start
ZOOMIMAGEhttps://www.cryptoplexity.informatik.tu-darmstadt.de/media/crypt/images_website/StartCryptoplexity_285x0.jpg
descriptionWillkommen – Dies ist die Startseite der Gruppe "Kryptographie und Komplexitätstheorie" (Cryptoplexity). Die Gruppe wurde im Juli 2011 als Heisenberg-Professur der Deutschen Forschungsgemeinschaft an der Technischen Universität Darmstadt eingerichtet und bis Juni 2016 durch das Programm gefördert (siehe Projekte: Heisenberg für weitere Informationen).
dcterms.creatorKryptographie und Komplexitätstheorie
robotsindex,follow
format-detectiontelephone=no
generatorFirstSpirit 5.2.240408.6d7124a
langde
twitter:cardsummary
twitter:titleCryptoplexity Start
twitter:imagehttps://www.cryptoplexity.informatik.tu-darmstadt.de/media/crypt/images_website/StartCryptoplexity_1180x0.jpg
twitter:image:altStart Cryptoplexity
twitter:descriptionWillkommen – Dies ist die Startseite der Gruppe "Kryptographie und Komplexitätstheorie" (Cryptoplexity). Die Gruppe wurde im Juli 2011 als Heisenberg-Professur der Deutschen Forschungsgemeinschaft an der Technischen Universität Darmstadt eingerichtet und bis Juni 2016 durch das Programm gefördert (siehe Projekte: Heisenberg für weitere Informationen).
og:titleCryptoplexity Start
og:site_nameKryptographie und Komplexitätstheorie – TU Darmstadt
og:typearticle
og:imagehttps://www.cryptoplexity.informatik.tu-darmstadt.de/media/crypt/images_website/StartCryptoplexity_1180x0.jpg
og:image:typeimage/jpg
og:image:width1180
og:image:height813
og:image:altStart Cryptoplexity
og:descriptionWillkommen – Dies ist die Startseite der Gruppe "Kryptographie und Komplexitätstheorie" (Cryptoplexity). Die Gruppe wurde im Juli 2011 als Heisenberg-Professur der Deutschen Forschungsgemeinschaft an der Technischen Universität Darmstadt eingerichtet und bis Juni 2016 durch das Programm gefördert (siehe Projekte: Heisenberg für weitere Informationen).
X-UA-Compatibleie=edge
charsetUTF-8

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Page quality

Content
(Critically important)
There are only 410 words on this page. Good pages should have about 800 words of useful content.
39.8% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
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.
The average number of words per sentence of 15.88 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" 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)
2 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
.../resources/images_1/tu_logo_web_h120.svgLogo der TU Darmstadt
.../resources/images_1/tu_logo_web_h120.svgLogo der TU Darmstadt
...ges_group/cryptoplexity-logo-green4c.pngNo alt attribute provided
...p/cryptoplexity-logo-green4c_415x415.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
Kryptographie und Komplexitätstheorie
Too many H1 headings
Headings
(Important)
Some headings occur twice on the page.

Heading structure

Heading levelContent
H1 Kryptographie und Komplexitätstheorie
H1 Kontakt
H2 Willkommen
H2 Forschungsgebiet
H2 Selbstverständnis
H2 Aktivitäten
H2 Projekte
H2 Forschung
H2 Lehre
H2 Team
H2 Aktuelles
H2 Kontakt Duplicate text
H2 Kryptographie und Komplexitätstheorie Duplicate text
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 9 external links on this page.

Found links on this page

LinkAttributesAnchor text
/cryptoplexity/index.de.jspAnchor Menü überspringen
https://www.tu-darmstadt.de/External Subdomain IMG-ALT Logo der TU Darmstadt
A-TITLE Zur Startseite der TU Darmstadt
/Subdomain Kryptographie und Komplexitätstheorie
A-TITLE Zur Startseite der Institution [Alt(+Shift)+1]
/cryptoplexity/index.en.jspEnglish
https://login.tu-darmstadt.de/...External Subdomain Anmelden
A-TITLE Mit TU-ID am Webauftritt anmelden [Alt(+Shift)+i]
/Subdomain Zur Startseite der Institution
A-TITLE Zur Startseite der Institution
https://www.tu-darmstadt.de/External Subdomain Text duplicate IMG-ALT Logo der TU Darmstadt
A-TITLE Zur Startseite der TU Darmstadt
/cryptoplexity/index.en.jspText duplicate English
https://login.tu-darmstadt.de/...External Subdomain Text duplicate Anmelden
A-TITLE Mit TU-ID am Webauftritt anmelden [Alt(+Shift)+i]
/Subdomain Home
A-TITLE Home
/Subdomain Text duplicate Kryptographie und Komplexitätstheorie
A-TITLE Zur Startseite der Institution
/cryptoplexity/news_cryptoplex...Hier geht's zu den Neuigkeiten
https://www.tu-darmstadt.de/External Subdomain TU Darmstadt
http://www.informatik.tu-darms...External Subdomain Informatik
A-TITLE Fachbereich Informatik
/activities_cryptoplexity/inde...Aktivitäten
/research_and_projects_cryptop...Projekte
/research_and_projects_cryptop...Forschung
/teaching_cryptoplexity/teachi...Lehre
/cryptoplexity/team_cryptoplex...Team
/cryptoplexity/news_cryptoplex...Aktuelles
/cryptoplexity/team_cryptoplex...Andrea Püchner.
/sitemap.de.jspSitemap
A-TITLE [Alt(+Shift)+3]
/impressum.de.jspImpressum
A-TITLE [Alt(+Shift)+8]
https://www.tu-darmstadt.de/ba...External Subdomain Barrierefreiheit
https://www.tu-darmstadt.de/da...External Subdomain Datenschutzerklärung
A-TITLE [Alt(+Shift)+7]
/cryptoplexity/index.de.jspAnchor Zum Seitenbeginn
A-TITLE [Alt(+Shift)+t]
https://www.tu-darmstadt.de/da...External Subdomain Text duplicate Datenschutzerklärung
/impressum.de.jspText duplicate Impressum

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.cryptoplexity.informatik.tu-darmstadt.de/cryptoplexity/index.de.jsp"
HTTP header
(Important)
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
This page loads 6 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.07 seconds.
This page only loads 2 CSS files. That's ok.
The file size of the HTML document is fine (53 kB).

HTTP Response Header

NameValue
dateSun, 30 Jun 2024 17:56:50 GMT
serverKH-3.0.5
strict-transport-securitymax-age=63072000; includeSubDomains
x-frame-optionsSAMEORIGIN
content-typetext/html;charset=UTF-8
varyAccept-Encoding,User-Agent
content-encodinggzip
set-cookie89 Characters
public-key-pinspin-sha256="<Subject Public Key Information (SPKI)>"; max-age=2592000; includeSubDomains
transfer-encodingchunked
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
We didn't find any backlinks to this page.
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: /*neueurl=
Disallow: /*view=
Disallow: /*action=
Disallow: /*.store
Disallow: /*.query
Disallow: /*.delete
Disallow: /*.login
Disallow: /*.logout
Disallow: /*.search
Disallow: /*.form
Disallow: /*.captcha

Similar sites

Search preview

www.cryptoplexity.informatik.tu-darmstadt.de › cryptoplexity › index.de.jsp
Cryptoplexity Start – Kryptographie und Komplexitätstheorie – TU Da...
Willkommen – Dies ist die Startseite der Gruppe "Kryptographie und Komplexitätstheorie" (Cryptoplexity). Die Gruppe wurde im Juli 2011 als Heisenberg-Professur der Deutschen Forschungsgemeinschaft an der Technischen Universität Darmstadt eingerichtet und bis Juni 2016 durch das Programm gefördert (siehe Projekte: Heisenberg für weitere Informationen).

Most important keywords

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

KeywordResultRecheck
Kryptographie77%Check
Komplexitätstheorie76%Check
Cryptoplexity73%Check
Cryptoplexity Start Kryptographie68%Check
Darmstadt66%Check
Universität Darmstadt55%Check
Forschung54%Check
Projekte50%Check
Willkommen50%Check
Technischen Universität Darmstadt eingerichtet50%Check
Show more keywords and terms

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