rfc-editor.org
The domain rfc-editor.org answers at IP address 104.18.21.81. The domain DNS is managed by Cloudflare, which decides where each subdomain points. Mail for rfc-editor.org goes through 1 servers; the highest priority one is mx.ietf.org. It also publishes 2 TXT records, used to verify domain ownership with external services and to configure mail security through SPF, DKIM and DMARC.
A A records
- 104.18.21.81 300s
- 104.18.20.81 300s
AAAA AAAA records
- 2606:4700::6812:1551 300s
- 2606:4700::6812:1451 300s
MX MX records
- 0 mx.ietf.org 2s
NS NS records
- jill.ns.cloudflare.com 21600s
- ken.ns.cloudflare.com 21600s
TXT TXT records
- google-site-verification=S7F2LDRmYAIwFs4JZtnDdmZH23mNreKn8qKn2qkBcHs 300s
- v=spf1 ip4:166.84.6.31 ip4:166.84.7.238 ip6:2602:f977:800:f7f6::/64 ip4:166.84.7.34 ip6:2602:f977:800::e276:63ff:fe66:3400 include:_spf.google.com include:spf.hostedrt.com ~all 300s
SOA SOA records
- jill.ns.cloudflare.com 1800s
What each record means
- A and AAAA: the server IP address, in IPv4 and IPv6.
- MX: the servers that receive the domain mail. The number is the priority; the lowest is tried first.
- NS: the name servers, which have the final say over the domain DNS.
- TXT: free text. Mostly used for SPF, DKIM and DMARC, and to verify ownership with third parties.
- TTL: how many seconds the record may be cached before asking again.
Checked 3 hours ago.