A records

Citigroup
192.193.218.130   368
192.193.102.175   370

AAAA records

NO RECORDS

MX records

Proofpoint, Inc.
5 mx-b.mail.citi.com40
5 mx-a.mail.citi.com40

NS records

Akamai International B.V.
ns2.nsroot2.com2,359
ns1.nsroot1.com2,359

SOA records

ttl: 3,600
email: hostmaster@citi.com2,444

TXT

v=spf1 a:1._spf.citigroup.com a:2._spf.citigroup.c Show more