What powers 
keymark.eu?
Last seen Aug 2022 · 4 technologies across 3 categories
JavaScript libraries
UI frameworks
Bootstrap
since Jul 2022
Web servers
Apache HTTP Server
since Jul 2022
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
4.40 / 10 · ranked #417,339 of all domains
67 referring domains · OpenPageRank
Page
- Language: English (United Kingdom)
- Weight: 0.7 MB · 42 requests
- Structured data: JSON-LD, Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- KEYMARK
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on ROUTING Franzstr. 51, 52064 Aachen (213.160.71.150)
- DNS: colt.net
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 2,115,602, 9 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted