What powers walter-kolb.de?
Last seen Sep 2026 · 22 technologies across 11 categories
Analytics
Burst
since Sep 2026
Google Analytics
since Sep 2026
CMS
Databases
MySQL
since Mar 2023
Font scripts
Twitter Emoji (Twemoji)
since Mar 2023
Typekit
since Mar 2023
JavaScript libraries
Miscellaneous
Operating systems
Debian
since Mar 2023
Programming languages
PHP
since Mar 2023
Security
HSTS
since Mar 2023
Web servers
WordPress plugins
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
2.64 / 10 · ranked #2,255,802 of all domains
16 referring domains · OpenPageRank
Infrastructure
- Hosted on Hetzner (95.216.201.210)
- DNS: cysys.de
- Email: briefhansa.de
- Email security: SPF (hard fail), DMARC reject
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 10,454,301, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
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Recent changes
- dropped Twitter Emoji (Twemoji) Mar 2026