What powers vincentsitzmann.com?
Last seen Jul 2026 · 7 technologies across 5 categories
Caching
Varnish
since Feb 2022
CDN
Cloudflare
since Feb 2023
Fastly
since Feb 2022
JavaScript frameworks
PaaS
GitHub Pages
since Feb 2022
Security
HSTS
since Jan 2026
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 80% desktop
- 20% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.10 / 10 · ranked #1,416,594 of all domains
24 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on Fastly (185.199.108.153)
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 157,653, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Bootstrap Mar 2026
- dropped Google Hosted Libraries Mar 2026
- dropped jQuery Mar 2026