What powers 
havelsee.de?
Last seen Aug 2026 · 31 technologies across 18 categories
Analytics
Cache Tools
Caching
Captchas
CMS
Databases
Font Scripts
JavaScript frameworks
JavaScript Libraries
Live chat
Miscellaneous
Page builders
Performance
Programming languages
UI frameworks
Video players
Web servers
WordPress plugins
AI Crawlers
Blocks 6 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- GPTBot Blocked
Search and AI assistants
- PerplexityBot Blocked
User-request fetchers
- ChatGPT-User Blocked
The other 27 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
- Sep 2026 ccbot added to robots.txt
- Sep 2026 chatgpt-user added to robots.txt
- Sep 2026 perplexitybot added to robots.txt
- Sep 2026 claudebot added to robots.txt
- Sep 2026 bytespider added to robots.txt
- Sep 2026 gptbot added to robots.txt
AI Crawlers
6 of 33 AI crawlers blocked
Standards: llms.txt
Audience
- 100% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.63 / 10 · ranked #381,531 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 2.7 MB · 132 requests
- WordPress theme: pressville (child: pressville-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Hetzner (144.76.215.228)
- DNS: inwx.de
- Email: havelsee.de
- Email security: SPF (hard fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 1,599,751, 5 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| havelsee.de | 24 |
| www.havelsee.de | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Shortcodes Ultimate Jun 2026
- detected Shortcodes Ultimate Apr 2026
- detected Matomo Analytics Oct 2025
- detected Vue.js Oct 2025