ietf.org current DNS records

A records

Level 3 Parent, LLC
4.31.198.44   45

AAAA records

Level 3 Parent, LLC
2001:1900:3001:11::2c43

MX records

Level 3 Parent, LLC
0 mail.ietf.org8

SOA records

ttl: 1,800
email: glen.amsl.com44

TXT

v=spf1 ip4:4.31.198.32/27 ip6:2001:1900:3001:0011::0/64 ip4:66.70.182.38 ip4:158.69.166.16/29 ip6:2607:5300:203:1b26::0/64 ip4:158.69.229.207 ip4:192.95.54.40/29 ip6:2607:5300:0060:9ccf::0/64 -all