What powers 
gew-hb.de?
Last seen Sep 2026 · 12 technologies across 8 categories
Analytics
CDN
CMS
Cookie compliance
JavaScript libraries
Miscellaneous
Programming languages
Security
AI Crawlers
Blocks 13 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- Google-CloudVertexBot Blocked
- Google-Extended Blocked
- GoogleOther Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
- PetalBot Blocked
The other 20 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
Content Signals:
search=yes ai-train=no declared in robots.txt
- Sep 2026 ccbot added to robots.txt
- Sep 2026 claude-web added to robots.txt
- Sep 2026 claudebot added to robots.txt
- Sep 2026 bytespider added to robots.txt
- Sep 2026 Content Signals changed
- Sep 2026 amazonbot added to robots.txt
AI Crawlers
13 of 33 AI crawlers blocked
Standards: Content Signals
Audience
- 84% phone
- 16% desktop
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.52 / 10 · ranked #874,351 of all domains
54 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- CDN: Cloudflare
- Weight: 2.2 MB · 36 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.21.90.58, IPv6)
- DNS: Cloudflare DNS
- Email: heinlein-support.de
- Email security: SPF (soft fail), no DMARC record, MTA-STS, BIMI
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 2,951,716, 2 hosts
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
- dropped GoDaddy May 2026
- dropped Nginx May 2026
- detected Cloudflare Apr 2026
- detected Cloudflare Browser Insights Apr 2026
- detected HTTP/3 Apr 2026