What powers ferienkalender.com?
Last seen Sep 2026 · 10 technologies across 9 categories
Advertising
Google AdSense
since Jun 2016
Analytics
Google Analytics
since Jun 2018
Cookie compliance
Funding Choices
since Dec 2022
Font scripts
Google Font API
since Nov 2025
Hosting
IONOS
since Aug 2022
JavaScript libraries
Closure Library
since Oct 2023
Performance
Priority Hints
since Sep 2026
Security
Web servers
Nginx
since Oct 2023
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
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.42 / 10 · ranked #977,201 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 0.8 MB · 42 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on SPACENET SpaceNET AG (193.149.38.45)
- DNS: IONOS
- Email: IONOS
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 3,374,178
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Priority Hints Sep 2026
- detected Google Font API Jun 2026
- dropped Google Font API May 2026
- dropped Google Tag Manager Apr 2026
- detected Google Font API Nov 2025