What powers tudsen.de?
Last seen Aug 2026 · 20 technologies across 16 categories
Analytics
Appointment scheduling
CDN
CMS
Cookie compliance
Databases
Hosting
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
SEO
Web servers
Webmail
WordPress plugins
AI Crawlers
Blocks 16 of 33 AI crawlers we track by name in its robots.txt. Checked Aug 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- Google-Extended Blocked
- GPTBot Blocked
- ImagesiftBot Blocked
- img2dataset Blocked
- meta-externalagent Blocked
- Webzio-Extended Blocked
Search and AI assistants
- Amazonbot Blocked
- PetalBot Blocked
- YouBot Blocked
- Claude-SearchBot Allowed
- DuckAssistBot Allowed
- OAI-SearchBot Allowed
- PerplexityBot Allowed
User-request fetchers
- meta-externalfetcher Blocked
- ChatGPT-User Allowed
- Claude-User Allowed
- MistralAI-User Allowed
- Perplexity-User Allowed
The other 9 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
16 of 33 AI crawlers blocked
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.71 / 10 · ranked #19,239,948 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German (Germany)
- Weight: 3.0 MB · 54 requests
- WordPress theme: onoffice-classic · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
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Recent changes
- dropped Apache HTTP Server Aug 2026
- dropped cdnjs Aug 2026
- dropped Cloudflare Aug 2026
- dropped Swiper Aug 2026
- detected Calendly Jul 2026
- detected Cloudimage Jul 2026
- detected Google Analytics Jul 2026
- detected HSTS Jul 2026
- detected jQuery Jul 2026
- detected jQuery Migrate Jul 2026
- detected Lightbox Jul 2026
- detected MySQL Jul 2026
- detected Nginx Jul 2026
- detected Open Graph Jul 2026
- detected Priority Hints Jul 2026
- detected PWA Jul 2026
- detected Splide Jul 2026
- detected Usercentrics Jul 2026
- detected WordPress Jul 2026
- detected WPML Jul 2026
- detected Yoast SEO Jul 2026
- dropped Nginx Jan 2026
- detected Apache HTTP Server Nov 2025