What powers 
pta-forum.de?
Last seen Oct 2026 · 10 technologies across 7 categories
Caching
CMS
JavaScript frameworks
JavaScript libraries
Programming languages
UI frameworks
Web servers
AI Crawlers
Blocks 4 of 33 AI crawlers we track by name in its robots.txt. Checked Nov 2026.
Training crawlers
- CCBot Blocked
- GPTBot Blocked
- Webzio-Extended Blocked
User-request fetchers
- ChatGPT-User Blocked
The other 29 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
AI Crawlers
4 of 33 AI crawlers blocked
Audience
- 86% phone
- 9% desktop
- 5% tablet
Germany
Switzerland
Austria
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #329,021 of all domains
64 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: German
- Weight: 39.7 MB · 94 requests
- Structured data: JSON-LD, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- PTA-Forum
- Founded: 1993
- Country: Germany
From Wikidata (CC0).
Infrastructure
- Hosted on GD-EMEA-DC-SXB1 Host Europe GmbH (62.138.184.85)
- DNS: tgc.de
- Email: no MX record returned
- SSL: GoDaddy, RSA 4096, expires May 2027
- Common Crawl link graph: rank 832,378
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
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Recent changes
- detected Angular Jan 2026
- detected Lodash Jan 2026
- detected TypeScript Jan 2026