Domain · Tranco #67,141
21st.dev
21st.dev is ranked #67,141 among the world's most-visited sites (Tranco). It resolves to 216.150.1.1, hosted on Vercel, and presents a TLS certificate issued by Let's Encrypt.
HTTP 200| Tranco rank | #67,141 |
|---|---|
| IPv4 | 216.150.1.1, 216.150.16.1 |
| Hosting / reverse DNS | Vercel |
| Hosting network | AS16509 · AMAZON-02 - Amazon.com, Inc., US |
| Nameservers | troy.ns.cloudflare.com, wanda.ns.cloudflare.com |
| Mail servers (MX) | aspmx.l.google.com (1), alt1.aspmx.l.google.com (5), alt2.aspmx.l.google.com (5) |
| HTTP status | 200 |
| Web server | Vercel |
| Page title | React Components, Templates & Themes — 12,000+ Crafted UI | 21st | 21st |
| Detected tech | Vercel, Next.js |
| TLS certificate | Let's Encrypt · expires 2026-09-28 |
Notable DNS TXT records
v=spf1 include:spf.improvmx.com include:_spf.google.com ~allgoogle-site-verification=YFpWIJMGkNWwROIBi6k4tCDond42AzcwikvbTcaAkEsgoogle-site-verification=hTyRw-FMAZobiHchBR0i-AmZAJ3U3l8CLEU8wldCH40google-site-verification=lSeXH_a7Xho1aiLtwJZSWs-zRYY1PXilt_-m6JEGtFwpinterest-site-verification=b11e052f8527ba192c895ae949b5435b
More .dev domains
FAQ
What is the IP address of 21st.dev?
21st.dev resolves to 216.150.1.1, 216.150.16.1 (Vercel).
Who issued the SSL certificate for 21st.dev?
The TLS/SSL certificate for 21st.dev was issued by Let's Encrypt, valid until 2026-09-28.
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Start free on Mewayz →DNS/HTTP/TLS observed 2026-08-06; registration data via RDAP. Informational only. Download JSON · CSV · Browse domains