Koelln-sicherheitstechnik.de - SEO Checker

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Overview of the SEO Check
Meta information
59% 
Page quality
54% 
Page structure
100% 
Link structure
95% 
Server
95% 
External factors
100% 
SEO Score
Response time
0.50 s
File size
155.20 kB
Words
336
Media files
18
Number of links
35 internal / 7 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Kölln Sicherheitstechnik: zertifizierter Einbruchschutz, Brandschutz, Videoüberwachung
The page title should be shorter than 580 pixels. It is 781 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
Zuhause und Business schützen mit KÖLLN Sicherheitstechnik: individuelle Sicherheitslösungen wie Einbruchschutz, Brandschutz, Videoüberwachung, Zutrittskontrolle & mehr – zertifiziert, innovativ und individuell.
The meta description is too long: 1316 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://koelln-sicherheitstechnik.de/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de
Server location: Germany
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)
The domain name is very long.
The domain is no subdomain.
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
robotsindex, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
descriptionZuhause und Business schützen mit KÖLLN Sicherheitstechnik: individuelle Sicherheitslösungen wie Einbruchschutz, Brandschutz, Videoüberwachung, Zutrittskontrolle & mehr – zertifiziert, innovativ und individuell.
generatorWordPress 6.8.1
article:publisherhttps://de-de.facebook.com/KoellnSicherheitstechnik/
article:modified_time2025-06-12T07:08:34+00:00
langde
twitter:cardsummary_large_image
og:localede_DE
og:typewebsite
og:titleKölln Sicherheitstechnik: zertifizierter Einbruchschutz, Brandschutz, Videoüberwachung
og:descriptionZuhause und Business schützen mit KÖLLN Sicherheitstechnik: individuelle Sicherheitslösungen wie Einbruchschutz, Brandschutz, Videoüberwachung, Zutrittskontrolle & mehr – zertifiziert, innovativ und individuell.
og:urlhttps://koelln-sicherheitstechnik.de/
og:site_nameKölln Sicherheitstechnik
X-UA-CompatibleIE=edge
Content-Typetext/html; charset=UTF-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
Only 2 paragraph/s was/were found on this page.
There are only 336 words on this page. Good pages should have about 800 words of useful content.
32.1% of the text are stop words.
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 16.14 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 7 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
Additional markup
(Nice to have)
This page uses Google authorship information without an image.
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
data:[...] Base64Kölln Sicherheitstechnik Logo
/wp-content/uploads/2025/04/haus_blau.pngEinbruchschutz-Iconhaus_blau
...ent/uploads/2025/04/brandschutz_blau.pngBrandschutz-Iconbrandschutz_blau
/wp-content/uploads/2025/04/video_blau.pngVideoüberwachung-Iconvideo_blau
...content/uploads/2025/04/zutritt_blau.pngZutrittssystem-Iconzutritt_blau
.../uploads/2025/04/schliesssystem_blau.pngSchließsystem-Iconschliesssystem_blau
...ian-scholz-nuki-IJkSskfEqrM-unsplash.jpgSmartes Türschloss mit SmartphoneZutrittsysteme-Nordheide-Koelln-Sicherheitstechnik-sebastian-scholz-nuki-IJkSskfEqrM-unsplash
...ian-scholz-nuki-IJkSskfEqrM-unsplash.jpgSmartes Türschloss mit SmartphoneZutrittsysteme-Nordheide-Koelln-Sicherheitstechnik-sebastian-scholz-nuki-IJkSskfEqrM-unsplash
data:[...] Base64Logo Esser by Honeywell
...tent/uploads/2025/02/Elektro-Oetjens.jpgLogo Elektro-Oetjens
data:[...] Base64SE-Logo
data:[...] Base64Notifier by Honeywell-Logo
data:[...] Base64Honeywell-Logo
...torisierter-TELENOT-Stuetzpunkt-Logo.jpgAutorisierter Telenot-Stützpunkt
data:[...] Base64Partner Daitem
data:[...] Base64Avigilon-Schriftzug
data:[...] Base64Partner blueSmart by Winkhaus
.../uploads/2025/02/Koelln_Logo_web_neg.pngKölln Sicherheitstechnik-LogoKoelln_Logo_web_neg

Page structure

H1 heading
(Critically important)
Sicherheit beginnt mit uns
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Sicherheit beginnt mit uns
H2 Privat
H2 Gewerbe
H2 Herzlich willkommen – solange Sie kein Einbrecher sind.
H2 Sicherheitstechnik von KÖLLN
H2 Unsere aktuellen Angebote
H2 Unsere Partner
H2 Kundenbewertungen
H2 Sicherheit beginnt mit einem guten Gefühl.
H3 Einbruch- und Brandschutz für Ihr Zuhause
H3 Maßgeschneiderte Sicherheitskonzepte für Ihr Gewerbe
H3 Einbruchschutz
H3 Brandschutz
H3 Videoüberwachung
H3 Sprachalarmierung
H3 Zutrittskontrolle
H3 Schließanlagen
H3 Angebot 1
H3 Angebot 2
H3 Dieser Bereich befindet sich zur Zeit im Aufbau.
H3 Produkte
H3 Rechtliches
H3 Kontakt
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 7 external links on this page.

Found links on this page

LinkAttributesAnchor text
/Anchor Skip to content
/Kölln Sicherheitstechnik Startseite
IMG-ALT Kölln Sicherheitstechnik Logo
https://de-de.facebook.com/Koe...New window External Subdomain A-TITLE Facebook
https://www.youtube.com/channe...New window External Subdomain A-TITLE YouTube
https://www.instagram.com/koel...New window External Subdomain A-TITLE Instagram
/einbruchmeldeanlagen/Einbruchmeldeanlagen
/brandmeldeanlagen/Brandmeldeanlagen
/videoueberwachungsanlagen/Videoüberwachung
/sprachalarmierung/Sprachalarmierung
/zutrittskontrolle/Zutrittskontrolle
/schliessanlagen/Schließanlagen
/jobs-karriere/JOBS
/news/NEWS
/ueber-uns/Service & Team
/kontakt/Kontakt
/referenzen/REFERENZEN
/kontakt/Anchor ANGEBOT
/author/marie-mh-2-25/Marie-MH-2-25
A-TITLE Beiträge von Marie-MH-2-25
/einbruchmeldeanlagen/Unsere Alarmanlagen
/brandmeldeanlagen/Rauchmelder & Co.
/videoueberwachungsanlagen/Überwachungs-systeme
/sprachalarmierung/Sprachalarmierungs-anlagen
/zutrittskontrolle/Zutritt nach Maß
/schliessanlagen/Smarte Schlösser
/kontakt/Kontakt aufnehmen
/kontakt/Text duplicate Kontakt aufnehmen
/kontakt/Anchor Jetzt Angebot anfordern
/einbruchmeldeanlagen/Text duplicate Einbruchmeldeanlagen
/brandmeldeanlagen/Text duplicate Brandmeldeanlagen
/sprachalarmierung/Text duplicate Sprachalarmierung
/schliessanlagen/Text duplicate Schließanlagen
/zutrittskontrolle/Text duplicate Zutrittskontrolle
/videoueberwachungsanlagen/Videoüberwachungsanlagen
/impressum/Impressum
/datenschutz/Datenschutzerklärung
/Anchor Privatsphäre-Einstellungen ändern
/Anchor Historie der Privatsphäre-Einstellungen
/Anchor Einwilligungen widerrufen
https://mediahouse.pro/New window External MEDIAHOUSE Buchholz
https://de-de.facebook.com/Koe...New window External Subdomain Text duplicate A-TITLE Facebook
https://www.youtube.com/channe...New window External Subdomain Text duplicate A-TITLE YouTube
https://www.instagram.com/koel...New window External Subdomain Text duplicate A-TITLE Instagram

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://koelln-sicherheitstechnik.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 of 0.50 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
The file size of the HTML document is fine (155 kB).

HTTP Response Header

NameValue
link<https://koelln-sicherheitstechnik.de/wp-json/>; rel="https://api.w.org/", <https://koelln-sicherheitstechnik.de/wp-json/wp/v2/pages/1470>; rel="alternate"; title="JSON"; type="application/json", <https://koelln-sicherheitstechnik.de/>; rel=shortlink
varyAccept-Encoding,User-Agent
content-encodingbr
content-typetext/html; charset=UTF-8
dateSat, 21 Jun 2025 05:56:25 GMT
serverApache
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 78 referring domains.
This page has 92 backlinks.
This page has backlinks from 49 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /wp-content/uploads/wpo/wpo-plugins-tables-list.json

# START YOAST BLOCK
# ---------------------------
User-agent: *
Disallow:

Sitemap: https://koelln-sicherheitstechnik.de/sitemap_index.xml
# ---------------------------
# END YOAST BLOCK

Similar sites

Search preview

koelln-sicherheitstechnik.de
Kölln Sicherheitstechnik: zertifizierter Einbruchschutz, Brandschut...
Zuhause und Business schützen mit KÖLLN Sicherheitstechnik: individuelle Sicherheitslösungen wie Einbruchschutz, Brandschutz, Videoüberwachung, Zutrittskontrolle & mehr – zertifiziert, innovativ und individuell.

Most important keywords

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

KeywordResultRecheck
Sicherheit81%Check
Sicherheitstechnik79%Check
Kölln Sicherheitstechnik78%Check
Kölln77%Check
Sicherheit beginnt74%Check
Brandschutz70%Check
Einbruch66%Check
Videoüberwachung62%Check
Einbruchschutz62%Check
zertifiziert58%Check
Show more keywords and terms

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