What powers lars-castellucci.de?
Last seen Oct 2026 · 10 technologies across 7 categories
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Video players
Web servers
Widgets
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.38 / 10 · ranked #1,028,371 of all domains
33 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 3.6 MB · 63 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Lars Castellucci
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on KEYWEB-AS (87.118.126.90, IPv6)
- DNS: unaone.net
- Email: lars-castellucci.de
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 1,268,771, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted