Domain · Tranco #25,275
cncf.io
cncf.io is ranked #25,275 among the world's most-visited sites (Tranco). It resolves to 23.185.0.3, hosted on Pantheon, and presents a TLS certificate issued by Let's Encrypt.
HTTP 301| Tranco rank | #25,275 |
|---|---|
| IPv4 | 23.185.0.3 |
| IPv6 | 2620:12a:8000::3, 2620:12a:8001::3 |
| Hosting / reverse DNS | Pantheon |
| Hosting network | AS54113 · FASTLY - Fastly, Inc., US |
| Nameservers | ns1.dnsimple-edge.com, ns2.dnsimple-edge.net, ns3.dnsimple-edge.io, ns4.dnsimple-edge.org |
| Mail servers (MX) | aspmx.l.google.com (1), alt1.aspmx.l.google.com (5), alt2.aspmx.l.google.com (5) |
| HTTP status | 301 → https://www.cncf.io/ |
| Web server | Pantheon |
| Detected tech | Pantheon |
| TLS certificate | Let's Encrypt · expires 2026-10-28 |
Notable DNS TXT records
atlassian-domain-verification=hJowEz6/zBHgzz3jX4VphZ1649hJKuNoOXFYWYbD2qVEnNocFYHQQPpqP4+7YfbJv=spf1 include:_spf.google.com include:email.influitive.com include:8112310.spf10.hubspotemail.net include:spf.infosalons.com.cn -allgoogle-site-verification=SmMiDwGXXq-mW2Pl9FSpFHJlDpfsNd0pLIp3VM44pMMgoogle-site-verification=t_KSqbHjvvmFkrb1x7osoE0KA3Imv4r6VAY0N0DUJT4
More .io domains
FAQ
What is the IP address of cncf.io?
cncf.io resolves to 23.185.0.3 (Pantheon).
Who issued the SSL certificate for cncf.io?
The TLS/SSL certificate for cncf.io was issued by Let's Encrypt, valid until 2026-10-28.
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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