Zitadelle-berlin.de - SEO Checker

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Overview of the SEO Check
Meta information
75% 
Page quality
71% 
Page structure
68% 
Link structure
81% 
Server
95% 
External factors
100% 
SEO Score
Response time
3.30 s
File size
90.90 kB
Words
412
Media files
37
Number of links
67 internal / 9 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The title of the page is empty or not set.
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.zitadelle-berlin.de/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Server location: Germany
The language is not specified in the HTML markup.
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)
The domain is no subdomain.
The domain length is good.
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
viewportinitial-scale=1
robotsmax-image-preview:large
generatorPowered by Slider Revolution 6.6.15 - responsive, Mobile-Friendly Slider Plugin for WordPress with comfortable drag and drop interface.
msapplication-TileImagehttps://www.zitadelle-berlin.de/wp-content/uploads/2025/04/cropped-Logo-ohne-Hintergrund-270x270.png
charsetutf-8

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Page quality

Content
(Critically important)
There are only 412 words on this page. Good pages should have about 800 words of useful content.
33.7% of the text are stop words.
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 20.78 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "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)
24 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
...revslider/public/assets/assets/dummy.pngNo alt attribute providedZitadelle-Berlin
...revslider/public/assets/assets/dummy.pngNo alt attribute provided
...revslider/public/assets/assets/dummy.pngNo alt attribute providedZitadelle-Berlin
...revslider/public/assets/assets/dummy.pngNo alt attribute provided
...revslider/public/assets/assets/dummy.pngNo alt attribute providedZitadelle-Berlin
...revslider/public/assets/assets/dummy.pngNo alt attribute provided
...revslider/public/assets/assets/dummy.pngNo alt attribute providedZitadelle-Berlin
...revslider/public/assets/assets/dummy.pngNo alt attribute provided
...revslider/public/assets/assets/dummy.pngNo alt attribute providedZitadelle-Berlin
...revslider/public/assets/assets/dummy.pngNo alt attribute provided
/wp-content/uploads/2021/04/Unbenannt-2.pngZitadelle
...delle-master/assets/img/youtube-icon.pngNo alt attribute provided
...elle-master/assets/img/facebook-icon.pngNo alt attribute provided
...lle-master/assets/img/instagram-icon.pngNo alt attribute provided
...itadelle-master/assets/img/mail-icon.pngNo alt attribute provided
...tadelle-master/assets/img/print-icon.pngNo alt attribute provided
...adelle-master/assets/img/search-icon.pngNo alt attribute provided
/wp-content/uploads/2016/03/logo-zw.pngNo alt attribute provided
...t/uploads/2025/04/Wehrmacht-quadrat.jpegWachposten der Wehrmacht in Uniform mit Helm vor einem Tor mit Wachhäuschen und Warnschild an einem historischen Gebäude
...5/07/Bild-Konzert_quadrat-1024x1024.jpegEine Frau spielt eine Flöte und neigt sich dabei herunter zu einer Hundefigur, die einen selbstgestrickten Pullover der Künstlerin Ellen Banks trägt.
...25/06/Quadrat-Spandau-Prison-300x300.jpgNo alt attribute provided
...ploads/2016/03/Enthullt_link-300x176.jpgDenkmäler der Siegesallee, Foto: Zitadelle Berlin, Friedhelm Hoffmann
/wp-content/uploads/2019/05/ZAK-300x176.jpgNo alt attribute provided
...adellensonntag-Quadratisch-1024x1024.jpgDas Torhaus der Zitadelle Spandau mit dem Schriftzug Zitadellensonntag
...tent/uploads/2016/03/vermietung_link.jpgAußenbereich der Italienischen Höfe, Foto: Zitadelle Berlinvermietung_link
/wp-content/uploads/2016/03/GSaal_link.jpgGotischer Saal fürs Konzert hergerichtet, Foto: Zitadelle BerlinGSaal_link
...oads/2016/03/Archiv-linkbild-300x176.jpgSeite aus dem Ratsprotokollbuch von Spandau von 1712, Foto: Zitadelle Berlin, Friedhelm Hoffmann
...schichtliches-Museum-Spandau-300x201.jpgNo alt attribute provided
...alerie-Jugendkunstschul_link-300x176.jpgAusstellung der Jugendkunstschule, Foto: Reinhard Hoffmann
...ads/2016/03/Atelierhaus_link-300x176.jpgHaus 4, Foto: Zitadelle Berlin, Friedhelm Hoffmann
...e_berliner_stadtmusikanten-1-300x176.jpgdie_berliner_stadtmusikanten
...oads/2016/03/fledermaus_link-300x176.jpgFledermaus, Abb: BAT e. V.
...loads/2025/03/Kolonialismus-1024x555.jpgNo alt attribute provided
...nt/uploads/2019/07/GruppenführungZAK.jpgNo alt attribute provided
...23_Ausstellung-Bismarck-140-1024x680.jpgNo alt attribute provided
...ent/uploads/2016/04/like-on-facebook.pngNo alt attribute provided
Video URLWidthHeight
...embed/Y68ePBvMCe0?start=9&feature=oembed500281

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
Some headings occur twice on the page.
The structure of headings is missing one or more levels. Do not skip heading levels.
There are 28 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H2 Herzlich Willkommen auf der Zitadelle Spandau!
H2 31.7.25 | 17 Uhr Führung
H2 31.7.25 | 19 Uhr Konzert
H2 14.8.25 | 18 Uhr Eröffnung
H2 Enthüllt. Berlin & seine Denkmäler
H2 Zentrum für Aktuelle Kunst
H2 3.8.25 | 10 Uhr Zitadellensonntag
H2 Newsletter
H2 Sie suchen einen Ort für Ihre Veranstaltung?
H2 Besuchen Sie uns
H2 Archiv
H2 Spandau im Bild
H2 Kunstbastion
H2 Atelierhaus Gerd Steinmöller
H2 Theater auf der Zitadelle
H2 Zitadellen-Fledermäuse
H2 Forschungsprojekt und Plattform
H2 Führungsangebot
H2 Ausstellungen
H3 Aktuelles
H3 Die Zitadelle Spandau in Deutscher Gebärdensprache (DGS)
H4 Mit unserem Newsletter bleiben Sie immer auf dem Laufenden. Wir informieren Sie über aktuelle Ausstellungen und unser Veranstaltungsprogramm. Erhalten Sie außerdem Hintergrundinformationen und wich...
H4 Festung
H4 Ausstellungen Duplicate text
H4 VERANSTALTUNGEN
H4 Vermietung
H4 Vermittlung
H4 BESUCHERINFO
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
5 links don't have an anchor text.
The number of internal links is ok.
All internal links are not using dynamic parameters.
There are 9 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.zitadelle-berlin.de/Subdomain IMG-ALT Zitadelle
https://www.youtube.com/channe...New window External Subdomain A-TITLE Facebook
https://www.facebook.com/berli...New window External Subdomain Text duplicate A-TITLE Facebook
https://www.instagram.com/zita...New window External Subdomain A-TITLE Instagram
/en/Subdomain English
https://www.zitadelle-berlin.de/Subdomain Deutsch
https://www.zitadelle-berlin.de/No Text
https://www.zitadelle-berlin.de/No Text
/ihr-besuch/Subdomain BESUCH
/ausstellungen/Subdomain AUSSTELLUNGEN
/veranstaltungen/Subdomain VERANSTALTUNGEN
/museen/Subdomain MUSEEN
/festung/Subdomain FESTUNG
/vermittlung/Subdomain VERMITTLUNG
/vermietung/Subdomain VERMIETUNG
/ihr-besuch/Subdomain Text duplicate BESUCH
/ausstellungen/Subdomain Text duplicate AUSSTELLUNGEN
/veranstaltungen/Subdomain Text duplicate VERANSTALTUNGEN
/museen/Subdomain Text duplicate MUSEEN
/festung/Subdomain Text duplicate FESTUNG
/vermittlung/Subdomain Text duplicate VERMITTLUNG
/vermietung/Subdomain Text duplicate VERMIETUNG
https://citadel-music-festival...External Kontaktformular
https://citadel-music-festival...External Citadel Music Festivals
/sonderoeffnungszeiten/Subdomain Sonderöffnungszeiten
/veranstaltungen/Subdomain Herzlich Willkommen auf der Zitadelle Spandau!
/ev_event/oeffentliche-fuehrun...Subdomain IMG-ALT Wachposten der Wehrmacht in Uniform mit Helm vor einem Tor mit Wachhäuschen und Warnschild an einem historischen Gebäude
/ev_event/konzert-resonant-walks/Subdomain IMG-ALT Eine Frau spielt eine Flöte und neigt sich dabei herunter zu einer Hundefigur, die einen selbstgestrickten Pullover der Künstlerin Ellen Banks trägt.
/ev_exhibition/spandau-prison-...Subdomain No Text
/museen/enthullt/New window Subdomain IMG-ALT Denkmäler der Siegesallee, Foto: Zitadelle Berlin, Friedhelm Hoffmann
/zentrum-fuer-aktuelle-kunst/New window Subdomain No Text
/ev_event/zitadellensonntag-de...Subdomain IMG-ALT Das Torhaus der Zitadelle Spandau mit dem Schriftzug Zitadellensonntag
https://static.kulturkurier.de...New window External Subdomain Zum Abonnement
/vermietung/locations/Subdomain Sie suchen einen Ort für Ihre Veranstaltung?
/vermietung/locations/Subdomain Locations entdecken
/ihr-besuch/archiv/Subdomain IMG-ALT Seite aus dem Ratsprotokollbuch von Spandau von 1712, Foto: Zitadelle Berlin, Friedhelm Hoffmann
/ihr-besuch/archiv/veranstaltu...Subdomain No Text
/ausstellungen/jugendkunstschule/Subdomain IMG-ALT Ausstellung der Jugendkunstschule, Foto: Reinhard Hoffmann
/zitadelle-info/atelierhaus/Subdomain IMG-ALT Haus 4, Foto: Zitadelle Berlin, Friedhelm Hoffmann
http://www.theater-zitadelle.de/External Subdomain IMG-ALT die_berliner_stadtmusikanten
/zitadelle-info/fledermause/Subdomain IMG-ALT Fledermaus, Abb: BAT e. V.
https://kolonialismus-begegnen...External No Text
/vermittlung/fuehrungen/Subdomain No Text
/ausstellungen/Subdomain No Text
/festung/geschichte/Subdomain Geschichte
/festung/architektur-2/Subdomain Bauwerke
/museen/enthullt/Subdomain Enthüllt
/museen/stadtgeschichtliches/Subdomain Stadtgeschichtliches Museum
/museen/archaologisches-fenster/Subdomain Archäologisches Fenster
/museen/burg-und-zitadelle/Subdomain Burg und Zitadelle
/museen/exerzierhalle/Subdomain Exerzierhalle
/ausstellungen/galerie-kronprinz/Subdomain Galerie Kronprinz
/zentrum-fuer-aktuelle-kunst/Subdomain ZAK Zentrum für Aktuelle Kunst
/ausstellungen/ausstellungsarc...Subdomain Vergangene Ausstellungen
/veranstaltungen/Subdomain Programmkalender
/citadel-music-festival/Subdomain Citadel Music Festival
/open-air/Subdomain Open Air
/konzerte-gotischer-saal/Subdomain Konzerte Gotischer Saal
/sonderveranstaltungen/Subdomain Sonderveranstaltungen
/vermietung/locations/Subdomain Locations
/vermietung/hochzeit-feiern/Subdomain Hochzeit feiern
/vermietung/tagungen/Subdomain Tagungen
/vermietung/ateliers/Subdomain Ateliers
/vermietung/filmlocation/Subdomain Filmlocation
/vermittlung/fuehrungen/Subdomain Führungen
/vermittlung/kita-und-schule/Subdomain Kita & Schule
/vermittlung/freizeit/Subdomain Freizeit
/vermittlung/events/Subdomain Events
/ihr-besuch/anfahrt/Subdomain Anfahrt
/ihr-besuch/kontakt/Subdomain Kontakt
/ihr-besuch/presse/Subdomain Presse
/ihr-besuch/foto-film-und-fern...Subdomain Foto-, Film- und Fernsehaufnahmen
/ihr-besuch/archiv/Subdomain Archiv
/impressum/Subdomain Impressum
/haftungsausschluss/Subdomain Haftungsausschluss
https://www.facebook.com/berli...External Subdomain No Text

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.zitadelle-berlin.de/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is very slow (3.30 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
The file size of the HTML document is fine (91 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
x-ws-ratelimit-limit1000
x-ws-ratelimit-remaining999
dateMon, 21 Jul 2025 09:38:44 GMT
serverApache
link<https://www.zitadelle-berlin.de/wp-json/>; rel="https://api.w.org/", <https://www.zitadelle-berlin.de/wp-json/wp/v2/pages/6>; rel="alternate"; title="JSON"; type="application/json"
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 183 referring domains.
This page has 8,379 backlinks.
This page has backlinks from 157 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php

Sitemap: https://www.zitadelle-berlin.de/wp-sitemap.xml

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Search preview

www.zitadelle-berlin.de
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Most important keywords

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

KeywordResultRecheck
ZITADELLE60%Check
BERLIN56%Check
Zitadelle Spandau53%Check
KULTURINSEL ZITADELLE SPANDAU GESCHICHTE47%Check
SPANDAU46%Check
KUNST46%Check
Berlin Brandenburg45%Check
Aktuelle Kunst44%Check
Führung44%Check
AUSSTELLUNGEN43%Check
Show more keywords and terms

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