Rrz.uni-hamburg.de - SEO Checker

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Overview of the SEO Check
Meta information
76% 
Page quality
91% 
Page structure
71% 
Link structure
52% 
Server
83% 
External factors
96% 
SEO Score
Response time
0.38 s
File size
273.80 kB
Words
833
Media files
11
Number of links
70 internal / 103 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Regionales Rechenzentrum : Universität Hamburg
The length of the page title is perfect. (451 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://www.rrz.uni-hamburg.de/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de
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)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
csrf-paramauthenticity_token
csrf-tokenxXwzPfQFFQbmHdF_N57FxZ-6ixtZb11EN_4JuM1GjTTHsKfW8TWAlTZJc5T1ts3ceXcIykPnFSKF_-mvAYyRsQ
srcsvrwww2-fiona
authorRRZ
position2
langde
og:titleRegionales Rechenzentrum
og:urlhttps://www.rrz.uni-hamburg.de/
og:typewebsite
og:imagehttps://www.rrz.uni-hamburg.de/2956209/rrz-geb-1200x300-mentz-7f822d5712a675b6ded120db78188fd434066097.jpg
charsetutf-8

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Page quality

Content
(Critically important)
There are 2 text duplicates on this page:
  • Duplicate: Aufgrund einer Sicherheitslücke in der Zoom-Software (nur die Versione...
This page contains 833 words. That's ok.
21.5% 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.
8 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
The average number of words per sentence of 11.05 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.
This page only loads 1 JavaScript files. That's good!
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 17 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)
This page is optimized perfectly for social networks.
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
...68c6bb37872e5eae6023b38026faeef923c3.svgUniversität Hamburg - der Forschung, der Lehre, der Bildung, zur HomepageZur Homepage
...636831107395cc7f6ef1015a902c4f0fa964.svgNo alt attribute provided
...636831107395cc7f6ef1015a902c4f0fa964.svgNo alt attribute provided
...636831107395cc7f6ef1015a902c4f0fa964.svgWartungsterminewartungen-640x595
...636831107395cc7f6ef1015a902c4f0fa964.svgfacebook
...636831107395cc7f6ef1015a902c4f0fa964.svgtwitter
...636831107395cc7f6ef1015a902c4f0fa964.svginstagram
...636831107395cc7f6ef1015a902c4f0fa964.svgyoutube
...636831107395cc7f6ef1015a902c4f0fa964.svglecture2go
...636831107395cc7f6ef1015a902c4f0fa964.svglecture2go
...636831107395cc7f6ef1015a902c4f0fa964.svglecture2go

Page structure

H1 heading
(Critically important)
Regionales Rechenzentrum
The H1 heading is perfect.
Headings
(Important)
Some headings occur twice on the page.

Heading structure

Heading levelContent
H1 Regionales Rechenzentrum
H2 Regionales Rechenzentrum Duplicate text
H2 Regionales Rechenzentrum Duplicate text
H2 Regionales Rechenzentrum Duplicate text
H2 Regionales Rechenzentrum Duplicate text
H2 Regionales Rechenzentrum Duplicate text
H2 Regionales Rechenzentrum Duplicate text
H2 Top-News
H2 Aktuelles
H2 Regelwartungstermine des RRZ im Juli 2023
H3 Zoom: Update der Zoom-Software erforderlich | Zoom software update required
H3 Änderung | Change: VPN-Einwahl über vpn.rrz.uni-hamburg.de | VPN dial-in via vpn.rrz.uni-hamburg.de
H3 Notfallwartung SharePoint am 12.07.2023 ab 14:30 Uhr | Urgent maintenance for SharePoint on July 12th 2023, starting 2:30 pm
H3 Handlungsbedarf bei Nutzung von "Sophos Endpoint Security and Control" / Action required: Remove "Sophos Endpoint Security and Control" by 20.07.2023
H3 Wartung des RRZ Serviceportal am 19.07.2023 | Maintenance of the RRZ-Serviceportal on 19.07.2023
H3 Update der Q Pilot Druckumgebung im Wartungsfenster am 04.07.2023
H3 Behoben | Fixed: Störung beim Bezug von Nutzerzertifikaten | Malfunction when obtaining user certificates
H3 Zoom: Update der Zoom-Software erforderlich | Zoom software update required Duplicate text
Anchor text is an URL
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.
The number of internal links is ok.
There are too many external links (103) on this page.

Found links on this page

LinkAttributesAnchor text
https://www.rrz.uni-hamburg.de/Anchor Zur Metanavigation
https://www.rrz.uni-hamburg.de/Anchor Zur Hauptnavigation
https://www.rrz.uni-hamburg.de/Anchor Zur Suche
https://www.rrz.uni-hamburg.de/Anchor Zum Inhalt
https://www.rrz.uni-hamburg.de/Anchor Zur Subnavigation
https://www.rrz.uni-hamburg.de/Anchor Zum Seitenfuss
https://www.uni-hamburg.de/External Universität Hamburg
https://www.uni-hamburg.de/new...External Presse
https://www.kus.uni-hamburg.de...New window External Subdomain KUS-Portal
https://www.kus.uni-hamburg.de...External Subdomain No Text
https://www.stine.uni-hamburg....External Subdomain STiNE
https://www.jura.uni-hamburg.de/External Subdomain Fakultät für Rechtswissenschaft
https://www.wiso.uni-hamburg.de/External Subdomain Fakultät für Wirtschafts- und Sozialwissenschaften
https://www.uke.de/organisatio...External Medizinische Fakultät
https://www.ew.uni-hamburg.de/External Subdomain Fakultät für Erziehungswissenschaft
https://www.gw.uni-hamburg.de/External Subdomain Fakultät für Geisteswissenschaften
https://www.min.uni-hamburg.de/External Subdomain Fakultät für Mathematik, Informatik und Naturwissenschaften
https://www.pb.uni-hamburg.de/External Subdomain Fakultät für Psychologie und Bewegungswissenschaft
https://www.bwl.uni-hamburg.de/External Subdomain Fakultät für Betriebswirtschaft
https://www.stine.uni-hamburg....New window External Subdomain Text duplicate STiNE
https://surfmail.rrz.uni-hambu...New window External Surfmail
https://exchange.uni-hamburg.d...New window External Subdomain Exchange
https://www.intranet.uni-hambu...New window External Subdomain Text duplicate KUS-Portal
https://www.uni-hamburg.de/ele...New window External eLearning-Plattformen
https://beluga.sub.uni-hamburg...New window External beluga Campus-Katalog (Stabi)
https://sharepoint.uni-hamburg...New window External Subdomain SharePoint
https://www.uni-hamburg.de/cam...External Campus-Center
https://www.uni-hamburg.de/car...External Career-Center
https://www.uni-hamburg.de/pia...External PIASTA
https://www.asta.uni-hamburg.de/External Subdomain AStA
https://www.hochschulsport.uni...External Subdomain Hochschulsport
https://www.unimusik.uni-hambu...External Subdomain Universitätsmusik
https://www.uni-hamburg.de/fam...External Familienbüro
https://www.uni-hamburg.de/spr...External Sprachenzentrum
https://www.uni-hamburg.de/all...External Allgemeinsprachen
https://www.uni-hamburg.de/stu...External Büro für die Belange von Studierenden mit Behinderungen oder chronischen Krankheiten
https://www.uni-hamburg.de/ein...External Bibliotheken
https://www.cliccs.uni-hamburg...External Subdomain Exzellenzcluster CLICCS
https://www.cui-advanced.uni-h...External Subdomain Exzellenzcluster CUI
https://www.qu.uni-hamburg.de/External Subdomain Exzellenzcluster Quantum Universe
https://www.written-artefacts....External Subdomain Exzellenzcluster Understanding Written Artefacts
https://www.hra-hamburg.de/de....External Hamburg Research Academy
https://www.pier-plus.de/New window External Pier Plus
https://www.hul.uni-hamburg.de/External Subdomain Hamburger Zentrum für Universitäres Lehren und Lernen (HUL)
https://www.isa.uni-hamburg.de/External Subdomain ISA-Zentrum
https://www.cen.uni-hamburg.de/External Subdomain Centrum für Erdsystemforschung und Nachhaltigkeit (CEN)
https://www.uni-hamburg.de/ein...External Museen und Sammlungen
https://www.archiv.uni-hamburg...External Subdomain Universitätsarchiv
https://www.uni-hamburg.de/ein...External Alle wissenschaftlichen Einrichtungen
https://www.rrz.uni-hamburg.de/Regionales Rechenzentrum
https://www.uni-hamburg.de/uhh...External Präsidialverwaltung
https://www.unikontor.de/New window External Unikontor
https://www.uni-hamburg.de/cam...External Studieninteressierte
https://www.uni-hamburg.de/cam...External Studierende
https://www.uni-hamburg.de/cam...External Internationale
https://www.uni-hamburg.de/for...External Promovierende
https://www.uni-hamburg.de/for...External Forschende
https://www.intranet.uni-hambu...External Subdomain Beschäftigte (KUS)
https://www.uni-hamburg.de/ser...External Weiterbildungsinteressierte
https://www.uni-hamburg.de/ser...External Alumni
https://www.uni-hamburg.de/new...External Text duplicate Presse
https://www.uni-hamburg.de/uhh...External Geflüchtete
https://www.uni-hamburg.de/geb...External Gebärdensprache
https://www.uni-hamburg.de/lei...External Leichte Sprache
https://www.rrz.uni-hamburg.de/Deutsch
/en.htmlEnglish
https://www.uni-hamburg.de/geb...External Text duplicate Gebärdensprache
https://www.uni-hamburg.de/lei...External Text duplicate Leichte Sprache
https://www.uni-hamburg.de/External IMG-ALT Universität Hamburg - der Forschung, der Lehre, der Bildung, zur Homepage
https://www.rrz.uni-hamburg.de/Regionales Rechenzentrum Regionales Rechenzentrum
A-TITLE Zur RRZ-Startseite
/beratung-und-kontakt.htmlBeratung & Kontakt
/beratung-und-kontakt/servicel...RRZ-ServiceLine/STiNE-Line
/beratung-und-kontakt/rrz-serv...RRZ-ServiceDesk
/beratung-und-kontakt/rrz-serv...RRZ-ServicePortal
/beratung-und-kontakt/rrz-feed...RRZ-Feedback
/beratung-und-kontakt/rrz-port...RRZ-Portfolio
/beratung-und-kontakt/antragsf...Antragsformulare
/beratung-und-kontakt/anleitun...Anleitungen/Glossar
/beratung-und-kontakt/faq.htmlFAQ
/beratung-und-kontakt/policies...Policies
/beratung-und-kontakt/supportf...Supportformulare | Support forms
/services.htmlServices
/kennung-authentifizierung.htmlKennung & Authentifizierung
/kennung-authentifizierung/ken...Kennung beantragen
/kennung-authentifizierung/pas...Passwort ändern/vergessen
/kennung-authentifizierung/2fa...Zwei-Faktor-Authentifizierung einrichten
/kennung-authentifizierung/gru...Verwalten von Kennungsgruppen (Gruppenmanager)
/services/weitere/authentifizi...Authentifizierungsdienste (Shibboleth/Active Directory) nutzen
/innovation.htmlInnovation
/innovation/research-education...Forschung & Lehre / Research & Education
/innovation/betrieblicheweiter...Betriebliche Weiterentwicklung
/ueber-uns.htmlÜber uns
/ueber-uns/aktuell.htmlAktuelle Meldungen
/ueber-uns/leitbild.htmlLeitbild
/ueber-uns/lageplan.htmlLageplan/Anfahrt
/ueber-uns/betriebszeiten.htmlBetriebs-/Servicezeiten | Operating- /Service times
/ueber-uns/personen.htmlPersonen
/ueber-uns/organisation.htmlOrganisationsstruktur
/ueber-uns/stellenausschreibun...Stellenausschreibungen
/ueber-uns/gleichstellung.htmlGleichstellung am RRZ
/ueber-uns/geschichte-des-rrz....Geschichte des RRZ
/beratung-und-kontakt.htmlFoto: UHH, RRZ/MCC, Mentz Regionales Rechenzentrum Beratung & Kontakt
/services/netz/vpn.htmlFoto: Free-Photos/Pixabay Regionales Rechenzentrum VPN
/kennung-authentifizierung.htmlFoto: Alejandro Escamilla Regionales Rechenzentrum Kennung & Passwort
/services/e-mail.htmlFoto: UHH, RRZ/MCC Regionales Rechenzentrum E-Mail
/services/netz/wlan.htmlFoto: UHH/RRZ Regionales Rechenzentrum WLAN
/ueber-uns/aktuell/2022/2022-0...Foto: Geralt/Pixabay Regionales Rechenzentrum Herdt|Campus Archiv
https://bv.uni-hamburg.de/New window External Subdomain Benutzerverwaltung
https://ap.uni-hamburg.de/External Subdomain Antragsportal
/services/weitere/medienkompet...Video- und Telefonkonferenzen
https://exchange.uni-hamburg.d...New window External Subdomain Exchange (Beschäftigte)
https://surfmail.rrz.uni-hambu...New window External Surfmail (Studierende)
/services/computerarbeitsplaet...PC-Arbeitsplatz
/services/software.htmlNew window Software
https://uhhshare.uni-hamburg.de/External Subdomain UHHShare
/services/netz.htmlNew window WLAN / VPN
/beratung-und-kontakt/rrz-serv...New window Text duplicate RRZ-ServicePortal
http://www.uni-hamburg.de/External UHH
https://www.rrz.uni-hamburg.de/Text duplicate Regionales Rechenzentrum
/ueber-uns/top-news.atomA-TITLE RSS Feed
/ueber-uns/aktuell/2023/2023-0...1. Juli 2023|Störung Zoom: Update der Zoom-Software erforderlich | Zoom software update required English version below Aufgrund einer Sicherheitslücke in der...
/ueber-uns/aktuell/2023/2023-0...2. Juni 2023|Hinweis Änderung | Change: VPN-Einwahl über vpn.rrz.uni-hamburg.de | VPN dial-in via vpn.rrz.uni-hamburg.de English Version below Im Laufe des 1...
/ueber-uns/top-news.htmlweitere Meldungen
/ueber-uns/aktuell.atomText duplicate A-TITLE RSS Feed
/ueber-uns/aktuell/2023/2023-0...12. Juli 2023, 12:55 Uhr|Wartung Notfallwartung SharePoint am 12.07.2023 ab 14:30 Uhr | Urgent maintenance for SharePoint on July 12th 2023, starting 2:30 pm...
/ueber-uns/aktuell/2023/2023-0...12. Juli 2023, 11:00 Uhr|Hinweis Handlungsbedarf bei Nutzung von "Sophos Endpoint Security and Control" / Action required: Remove "Sophos Endpoint Security a...
/ueber-uns/aktuell/2023/2023-0...URL anchor text
12. Juli 2023, 06:30 Uhr|Wartung Wartung des RRZ Serviceportal am 19.07.2023 | Maintenance of the RRZ-Serviceportal on 19.07.2023 Aufgrund einer Wartung wird...
/ueber-uns/aktuell/2023/2023-0...4. Juli 2023, 11:59 Uhr|Wartung Update der Q Pilot Druckumgebung im Wartungsfenster am 04.07.2023 Während des Standardwartungsfensters am 04.07.2023 finden v...
/ueber-uns/aktuell/2023/2023-0...URL anchor text
3. Juli 2023, 11:00 Uhr|Störung Behoben | Fixed: Störung beim Bezug von Nutzerzertifikaten | Malfunction when obtaining user certificates Update 10.07.2023 -...
/ueber-uns/aktuell/2023/2023-0...1. Juli 2023, 11:04 Uhr|Störung Zoom: Update der Zoom-Software erforderlich | Zoom software update required English version below Aufgrund einer Sicherheitsl...
/ueber-uns/aktuell.htmlText duplicate weitere Meldungen
/zz-daten/20201027-it-rahmenve...Rahmenvereinbarung zu den IT-Services des RRZ
/feedback.html?local_url=https...Feedback
/imprint.htmlImpressum
/datenschutz.htmlDatenschutzerklärung
https://www.uni-hamburg.de/bar...External Barrierefreiheit
/sitemap.htmlSitemap
https://www.facebook.com/uniha...New window External IMG-ALT facebook
https://twitter.com/unihhNew window External IMG-ALT twitter
http://instagram.com/unihamburgNew window External IMG-ALT instagram
https://www.youtube.com/c/unih...New window External IMG-ALT youtube
https://lecture2go.uni-hamburg...New window External Subdomain IMG-ALT lecture2go
https://linkedin.com/school/un...New window External Text duplicate IMG-ALT lecture2go
https://www.xing.com/pages/uni...New window External Text duplicate IMG-ALT lecture2go
https://www.uni-hamburg.de/cam...External Studium
https://www.uni-hamburg.de/for...External Forschung
https://www.uni-hamburg.de/int...External Internationales
https://www.uni-hamburg.de/uhh...External Universität
https://www.uni-hamburg.de/uhh...External Fakultäten
https://www.uni-hamburg.de/new...External UHH-App
https://www.uni-hamburg.de/onT...External Campus-Navigator
https://www.uni-hamburg.de/uhh...External Stellenangebote
https://www.uni-hamburg.de/uhh...External Uni-Wahl
https://www.uni-hamburg.de/ser...External Weiterbildung
https://www.uni-hamburg.de/sit...External Text duplicate Sitemap
https://www.uni-hamburg.de/abi...External A bis Z
https://www.uni-hamburg.de/bar...External Erklärung zur Barrierefreiheit
https://www.uni-hamburg.de/cam...External Text duplicate Studieninteressierte
https://www.uni-hamburg.de/cam...External Text duplicate Studierende
https://www.uni-hamburg.de/cam...External Text duplicate Internationale
https://www.uni-hamburg.de/for...External Text duplicate Promovierende
https://www.uni-hamburg.de/for...External Text duplicate Forschende
https://www.kus.uni-hamburg.de/External Subdomain Beschäftigte
https://www.uni-hamburg.de/ser...External Text duplicate Weiterbildungsinteressierte
https://www.alumni-uhh.de/External Text duplicate Alumni
https://www.uni-hamburg.de/new...External Text duplicate Presse
https://www.uni-hamburg.de/uhh...External Text duplicate Geflüchtete
https://www.uni-hamburg.de/uhh...External Adresse
https://www.uni-hamburg.de/uhh...External Lageplan
https://www.uni-hamburg.de/gle...External audit familiengerechte hochschule
A-TITLE Zur Seite "Audit familiengerechte Hochschule"
https://www.uni-hamburg.de/int...External Audit
A-TITLE Zur Seite "Audit Internationalisierung"
https://www.uni-hamburg.de/gle...External HRK-Audit
A-TITLE Zur Seite "Diversity-Audit"
https://www.uni-hamburg.de/uhh...External Systemakkreditierung
A-TITLE Zur Seite "Systemakkreditierung"

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.rrz.uni-hamburg.de/"
HTTP header
(Important)
The web server version is sent within the HTTP header.
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 0.38 seconds.
This page only loads 1 CSS files. That's ok.
This page only loads 1 JavaScript files. That's good!
The file size of the HTML document is fine (274 kB).

HTTP Response Header

NameValue
dateWed, 12 Jul 2023 12:43:13 GMT
serverApache/2.4.41 (Ubuntu)
cache-controlmax-age=60, public
referrer-policystrict-origin-when-cross-origin
x-permitted-cross-domain-policiesnone
x-xss-protection0
x-request-id114fbb53-d000-4675-8b6b-e8b6c0c95fdd
link<https://www.rrz.uni-hamburg.de/>; rel="canonical", <https://www.rrz.uni-hamburg.de/en.html>; rel="alternate"; hreflang=en,<https://assets.rrz.uni-hamburg.de/assets/2-2b24226004f1e15c1ebfda81fbf424be04f2e69da66bd9e269bb14288d004835.css>; rel=preload; as=style; nopush,<https://assets.rrz.uni-hamburg.de/assets/print-85727ed44b77df53ff88b8a79482dc1ba86ec114c0f78c348368e4be1d7acaee.css>; rel=preload; as=style; nopush,<https://assets.rrz.uni-hamburg.de/assets/2-39aae1226b284f0083ab475c5f06971b5a035735e168185b66824d2cbba8ddf7.js>; rel=preload; as=script; nopush
x-download-optionsnoopen
x-frame-optionsSAMEORIGIN
x-runtime0.157069
x-content-type-optionsnosniff
x-powered-byPhusion Passenger(R)
set-cookie452 Characters
etagW/"221f38e19102a5f1de412c8fa75c6b47-gzip"
status200 OK
varyAccept-Encoding
content-encodinggzip
transfer-encodingchunked
content-typetext/html; charset=utf-8
strict-transport-securitymax-age=31536000
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page is referenced by wikipedia.
This page is very well linked from other websites.
This page has backlinks from 15 referring domains.
This page has 17 backlinks.
This page has backlinks from 12 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

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
Hamburg64%Check
Regionales62%Check
Rechenzentrum62%Check
Regionales Rechenzentrum58%Check
RRZ56%Check
Universität Hamburg56%Check
uni-hamburg52%Check
Wartung48%Check
Update43%Check
Zoom43%Check
Show more keywords and terms

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