What powers 
co-up.de?
Last seen Mar 2023 · 12 technologies across 10 categories
Analytics
Google Analytics
since Feb 2020
Caching
Varnish
since Feb 2020
CDN
Fastly
since Feb 2020
Hosting
GoDaddy
since Mar 2023
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Mar 2023
RSS
since Mar 2023
PaaS
GitHub Pages
since Feb 2020
Programming Languages
Ruby
since Feb 2020
Web Frameworks
Ruby on Rails
since Feb 2020
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Open Page Rank
4.66 / 10 · ranked #377,454 of all domains
64 referring domains · OpenPageRank
Infrastructure
- Hosted on GODADDY (80.237.130.80)
- DNS: GoDaddy DNS
- Email: Rackspace Email
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 2,061,411, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted