citibank.co.uk

Registration

Registrar

CSC Corporate Domains, Inc

Created

1997-03-17

Expires

2027-03-17 300 days left

Updated

2026-03-13

Name servers

• ns.citicorp.com.
• ns2.citibank.com.

DNS records live

NS

• ns1.nsroot1.com
• ns2.nsroot2.com

Verified for

• Google
• Postman

Email authentication no MX

SPF

v=spf1 a:mail.citigroup.com -all

strict (-all)

DMARC

v=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc.reports.rua@citi.com

policy: reject (enforced)

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

Linked from (1)

• talos.com×3