What powers 
kolumba.de?
Last seen Sep 2026 · 6 technologies across 6 categories
Font scripts
Hosting
JavaScript libraries
Programming languages
UI frameworks
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| kolumba art museum | #1 | 150 |
| kolumba | #1 | 53 |
| kolumba museum | #6 | 21 |
| kolumba museum cologne | #8 | 11 |
| kolumba museum / peter zumthor | #4 | 9 |
| peter zumthor museum kolumba | #4 | 9 |
| kolumba museum zumthor | #3 | 4 |
| peter zumthor kolumba | #16 | 1 |
| max cole artist | #22 | 0 |
| peter zumthor museum | #24 | 0 |
| rayuela pdf | #25 | 0 |
| max cole art | #31 | 0 |
| zumthor kolumba museum | #34 | 0 |
| peter zumthor kolumba museum | #36 | 0 |
| andy warhol crosses | #38 | 0 |
| kölner museum | #42 | 0 |
| rayuela julio cortázar pdf | #42 | 0 |
| andy warhol cross | #43 | 0 |
| o8 workshop | #45 | 0 |
| julio cortázar rayuela pdf | #49 | 0 |
| anatomized definition | #56 | 0 |
| zumthor museum | #69 | 0 |
| kolumba museum brick | #71 | 0 |
| teresa ulrich | #90 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 73% phone
- 27% desktop
Germany
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.32 / 10 · ranked #189,751 of all domains
228 referring domains · OpenPageRank
Search traffic
260 est. monthly organic visits (US)
24 keywords in Google's top 30
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 1.9 MB · 11 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Kolumba
- Founded: 1853
- Country: Germany
From Wikidata (CC0).
Infrastructure
- Hosted on NMM-AS D - 02742 Friedersdorf Hauptstrasse 68 (85.13.139.191)
- DNS: ALL-INKL
- Email: erzbistum-koeln.de
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 675,460, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| kolumba.de | 6 |
| www.kolumba.de | 6 |
Full technology history →
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Recent changes
- dropped Google Font API Jan 2026
- dropped HSTS Jan 2026