What powers siwei.io?
Last seen Jul 2026 · 15 technologies across 9 categories
Analytics
Cloudflare Browser Insights
since Feb 2023
Google Analytics
since Sep 2023
Caching
Varnish
since Feb 2023
CDN
Cloudflare
since Feb 2023
Fastly
since Feb 2023
JavaScript graphics
Miscellaneous
PaaS
GitHub Pages
since Feb 2023
Vercel
since Sep 2023
Security
HSTS
since Sep 2023
Static site generator
UI frameworks
Tailwind CSS
since Sep 2023
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
Open Page Rank
3.08 / 10 · ranked #1,451,428 of all domains
23 referring domains · OpenPageRank
Infrastructure
- Hosted on Cloudflare (104.21.12.188, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 2,112,444, 5 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| siwei.io | 13 |
| www.siwei.io | 10 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Animate.css Dec 2025
- dropped Clipboard.js Dec 2025
- dropped Instant.Page Dec 2025