DNS Lookup

ietf.org

ietf.org 21 ms

A Records (IPv4)

104.16.45.99

104.16.44.99

AAAA Records (IPv6)

2606:4700::6810:2c63

2606:4700::6810:2d63

MX Records (Mail)

0 mail2.ietf.org

NS Records (Nameservers)

jill.ns.cloudflare.com

ken.ns.cloudflare.com

TXT Records

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

ca3-5567e36d3f9947308ac2892e009840cc

vs58md9pf8hu6knlglfda9lk6g

Want the full picture?

This is just one of 100+ checks BeaverCheck runs in a full website audit.

Run Full Audit →

Other reports for ietf.org

Security Headers

CSP, HSTS, X-Frame-Options grade for this site

SSL Certificate Checker

Inspect certificate validity, expiry, cipher suite, and chain — supports SNI.

Redirect Checker

Trace the full HTTP redirect chain, flag loops, and surface mixed-content downgrades.

Share this result: