What technology does kobv.de use?

kobv.de is built with WordPress, jQuery, Apache.

Is kobv.de secure (HTTPS)?

Yes. kobv.de uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Feb 8, 2027.

Hosting provider information for kobv.de is not available yet.

What is kobv.de's SEO score?

kobv.de scored 75/100 for SEO in the latest analysis (fair).

What is kobv.de's overall website score?

kobv.de has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.

Has kobv.de's score changed over time?

kobv.de's overall score has declined by 3 points (from 93 to 90) since Jul 26, 2026.

kobv.de

KOBV – Kooperativer Bibliotheksverbund Berlin-Brandenburg

Last scanned Aug 3, 2026, 6:00 AM · 9 views

Overall score

Excellent

Summary

This website uses WordPress. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing meta description.

Top issues to fix

6 issues found · 1 high priority

Missing meta description
SEO
Add a ~150-character meta description to control your search-result snippet and lift click-through rate.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Missing OpenGraph tags
SEO
Add og:title/og:description/og:image so shared links render a proper preview card.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEO
Fix or remove broken links — they waste crawl budget and erode user trust.

SEO

4 issue(s) found

100

Performance

623 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

-3 overall since Jul 26, 2026

Overall: 90
SEO: 75
Security: 90
Performance: 100
Accessibility: 100

Organization

Company details published in this site's own structured data.

Contact

Email, phone, and address published on this site's own pages.

Email: kobv-zt@zib.de

Meta tags

Title: KOBV – Kooperativer Bibliotheksverbund Berlin-Brandenburg
Description
Canonical: https://www.kobv.de/
Language: de
Charset: UTF-8
Viewport: width=device-width, initial-scale=1, minimum-scale=1
Robots meta: max-image-preview:large
Manifest

Technologies

Detected frameworks, languages, and tools.

WordPress jQuery Apache

Hosting & CDN

Hosting provider: —
CDN provider: —
IP address: —
ASN: —

DNS records

Type	Value
A	—
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: Hellenic Academic and Research Institutions CA
Subject: www.kobv.de
Valid from: Jul 24, 2026
Valid to: Feb 8, 2027
Days until expiry: 189
SAN domains: www.kobv.de

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyEnabled
X-Frame-OptionsMissing
X-Content-Type-OptionsEnabled
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 5 · H3 3

Links

66 internal · 8 external · 20 broken

Images

12 total · 1 missing alt

Scripts / Styles

8 scripts · 4 stylesheets

JS / CSS size

1.0 KB · 19.5 KB

Page size

61.0 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

Missing meta description
Missing OpenGraph tags
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://kobv.de
Final URL: https://www.kobv.de/
HTTP status: 200
HTTP version: HTTP/1.1
Response time: 622 ms
HTML size: 61.0 KB
Redirect chain: https://kobv.de → https://www.kobv.de/

See something wrong on this report? Request a correction

Same technology stack

steep.de

STEEP - THIS WAY UP

100

wordpressapachejquery

IONOS-AS - IONOS SE, DE

lucerna-chem.ch

Lucerna-Chem AG

100

wordpressapachegoogle-analytics

anytimefitness.co.jp

エニタイムフィットネス 24時間営業のフィットネスジム

wordpressapachemeta-pixel

AWS· CloudFront

3u.net

3U HOLDING AG: Erfolg in Digitalisierung, Onlinehandel & Erneuerbaren Energien

wordpressapachegoogle-analytics

HETZNER-AS - Hetzner Online GmbH, DE

indinet.co.in

Indinet Broadband | Unlimited Fiber Broadband & OTT Plans

wordpressapachewoocommerce

ISPL-AS-AP - INDINET SERVICE PRIVATE LIMITED, IN

eviden.com

Eviden | Safe in Life - Safe Online

wordpressapachedrupal

CLARANET-AS - Claranet Limited, GB

Frequently asked questions

What technology does kobv.de use?: kobv.de is built with WordPress, jQuery, Apache.
Is kobv.de secure (HTTPS)?: Yes. kobv.de uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Feb 8, 2027.
Who hosts kobv.de?: Hosting provider information for kobv.de is not available yet.
What is kobv.de's SEO score?: kobv.de scored 75/100 for SEO in the latest analysis (fair).
What is kobv.de's overall website score?: kobv.de has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
Has kobv.de's score changed over time?: kobv.de's overall score has declined by 3 points (from 93 to 90) since Jul 26, 2026.