What powers firstpartysimulator.org?
Last seen Aug 2026 · 11 technologies across 7 categories
Cache Tools
Varnish
since Jun 2018
CDN
Fastly
since Jun 2018
CMS
JavaScript Libraries
Miscellaneous
Open Graph
since Sep 2022
Programming Languages
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 52% desktop
- 47% phone
- 2% tablet
United Kingdom
France
United States
Australia
Türkiye
Italy
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.75 / 10 · ranked #4,661,606 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 0.9 MB · 20 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on UNWIRED (173.239.79.206)
- DNS: eff.org
- Email: no MX record returned
- Email security: SPF (hard fail), DMARC monitor only, CAA
- SSL: Let's Encrypt, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 3,858,638
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.firstpartysimulator.org | 7 |
| firstpartysimulator.org | 5 |