What powers alexseifert.com?
Last seen Aug 2026 · 15 technologies across 9 categories
Analytics
Cloudflare Browser Insights
since Nov 2024
Matomo Analytics
since Apr 2025
CDN
Cloudflare
since Nov 2024
CMS
Databases
MySQL
since Nov 2024
Font scripts
Twitter Emoji (Twemoji)
since Dec 2025
Miscellaneous
Page builders
WordPress Block Editor
since Nov 2024
Performance
Priority Hints
since Nov 2024
Programming languages
PHP
since Nov 2024
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
1.98 / 10 · ranked #3,630,991 of all domains
16 referring domains · OpenPageRank
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 2.5 MB · 24 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.21.41.7, IPv6)
- Email: hosteurope.de
- Email security: SPF (hard fail), no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 2,119,818, 10 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped W3 Total Cache Aug 2026
- detected Twitter Emoji (Twemoji) Dec 2025