What powers retoswap.com?
Last seen Sep 2026 · 7 technologies across 6 categories
Caching
Varnish
since Jan 2025
CDN
Cloudflare
since Jan 2025
Fastly
since Jan 2025
Miscellaneous
Open Graph
since Jan 2025
PaaS
GitHub Pages
since Jan 2025
Security
HSTS
since Jan 2025
Webmail
Proton Mail
since Jan 2025
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
- 57% desktop
- 43% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.05 / 10 · ranked #1,500,522 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 75 ms |
| CLS | 0.4 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- CDN: Fastly
- Weight: 5.0 MB · 20 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Fastly (185.199.108.153, IPv6)
- DNS: Cloudflare DNS
- Email: Proton Mail
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 6,721,356, 2 hosts
- Verified with: Proton
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted