What powers 
undercover.de?
Last seen Sep 2026 · 47 technologies across 26 categories
Analytics
CDN
CMS
Databases
Ecommerce
Font scripts
Hosting
IaaS
Issue trackers
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
PaaS
Page builders
Payment processors
Performance
Programming languages
Security
UI frameworks
Video players
Web servers
Webmail
Widgets
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 llms.txt removed
- Sep 2026 *: Allowed (was Restricted)
- Sep 2026 llms.txt appeared
- Sep 2026 *: Restricted (was Allowed)
- Sep 2026 llms.txt removed
- Sep 2026 *: Allowed (was Restricted)
AI Crawlers
No AI crawlers blocked
Audience
- 93% phone
- 4% desktop
- 3% tablet
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.62 / 10 · ranked #383,873 of all domains
96 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 20.0 MB · 86 requests
- WordPress theme: bridge · all themes
- Structured data: JSON-LD, Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Undercover GmbH
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on IONOS (217.160.0.18, IPv6)
- DNS: IONOS
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Sectigo, RSA 2048, wildcard, expires Mar 2027
- Common Crawl link graph: rank 10,408,835, 4 hosts
- Verified with: Apple Business
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| undercover.de | 33 |
| tickets.undercover.de | 22 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Amazon SES Sep 2026
- detected Amazon Web Services Sep 2026
- detected Twitter Emoji (Twemoji) Sep 2026
- detected Apple iCloud Mail Jul 2026
- detected HSTS Jul 2026
- detected PayPal Jul 2026
- detected Google Analytics Apr 2026
- dropped HSTS Apr 2026
- detected Site Kit Apr 2026
- detected Google Cloud Trace Mar 2026
- detected Tailwind CSS Jan 2026
- dropped Tailwind CSS Dec 2025
- detected Google Cloud Nov 2025
- detected Google Cloud CDN Nov 2025
- detected HTTP/3 Nov 2025