What powers calendar-week.org?
Last seen Aug 2026 · 11 technologies across 10 categories
Advertising
Google AdSense
since Jan 2019
Analytics
Google Analytics
since Jan 2019
Cookie compliance
Funding Choices
since Jan 2024
Font scripts
Google Font API
since Nov 2025
Hosting
ALL-INKL
since May 2026
Hosting panels
Plesk
since Jan 2023
Programming languages
Security
Tag managers
Google Tag Manager
since Sep 2021
Web servers
Nginx
since Jan 2023
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Aug 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 53% phone
- 47% desktop
India
Germany
United Kingdom
France
Poland
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.99 / 10 · ranked #3,599,746 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 2.6 MB · 214 requests
Homepage as crawled by the HTTP Archive, Aug 2026.
Subdomains
| Host | Techs |
|---|---|
| calendar-week.org | 10 |
| www.calendar-week.org | 3 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Font API Aug 2026
- detected ALL-INKL Jul 2026
- detected Funding Choices Jul 2026
- detected Google AdSense Jul 2026
- detected Google Analytics Jul 2026
- detected Google Tag Manager Jul 2026
- detected HSTS Jul 2026
- detected Nginx Jul 2026
- detected PHP Jul 2026
- detected Plesk Jul 2026
- detected reCAPTCHA Jul 2026
- dropped GoDaddy Jun 2026
- dropped Google Font API Jun 2026
- detected ALL-INKL May 2026
- detected HSTS May 2026
- detected Google Font API Nov 2025