What powers key4.ch?
Last seen May 2026 · 14 technologies across 10 categories
CMS
WordPress
since Sep 2020
Databases
MySQL
since Sep 2020
JavaScript frameworks
GSAP
since Jun 2021
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Programming languages
PHP
since Sep 2020
Security
HSTS
since Sep 2022
SEO
Web servers
Apache HTTP Server
since Mar 2021
Nginx
since Sep 2020
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
3.27 / 10 · ranked #1,166,125 of all domains
14 referring domains · OpenPageRank
Infrastructure
- Hosted on EVERYWARE-NET (212.71.109.236)
- DNS: ubs.com
- Email: no MX record returned
- Email security: SPF (soft fail)
- SSL: DigiCert, RSA 4096, expires Jan 2027
- Common Crawl link graph: rank 11,197,987, 3 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| key4.ch | 13 |
| app.key4.ch | 1 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Java May 2026