What powers chemie-master.de?
Last seen Aug 2026 · 2 technologies across 2 categories
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.06 / 10 · ranked #1,492,066 of all domains
37 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 275 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 3.7 MB · 54 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on NCORE-AS HKN GmbH (109.234.248.79)
- DNS: ns-serve.net
- Email: dng-it.de
- Email security: no SPF record, no DMARC record
- SSL: Sectigo, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 794,550, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted