What powers retroflag.com?
Last seen Sep 2026 · 9 technologies across 7 categories
Analytics
Font scripts
Font Awesome
since Jan 2019
JavaScript libraries
Security
HSTS
since Sep 2022
UI frameworks
Bootstrap
since Jan 2019
Web servers
Nginx
since Jan 2019
Widgets
Patreon
since Jul 2021
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
- 71% phone
- 29% desktop
United States
United Kingdom
France
Canada
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.10 / 10 · ranked #1,422,075 of all domains
53 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 1.6 MB · 47 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Tencent Cloud (49.51.35.237)
- DNS: domain-resolution.net
- Email: no MX record returned, SPF names Tencent Exmail
- Email security: SPF (soft fail)
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 9,375,778, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| retroflag.com | 8 |
| support.retroflag.com | 8 |
| www.retroflag.com | 8 |
| download.retroflag.com | 7 |