InboxAudit

zendesk.com email records

What zendesk.com publishes in public DNS for SPF, DKIM, DMARC, MX and BIMI, resolved on 2026-08-04.

SPF

v=spf1 ip4:103.151.192.0/23 ip4:104.43.243.237 ip4:149.97.173.180 ip4:163.116.128.0/17 ip4:170.10.128.0/24 ip4:170.10.129.0/24 ip4:170.10.132.56/29 ip4:170.10.132.64/29 ip4:170.10.133.0/24 ip4:18.194.95.56 ip4:18.198.96.88 include:_spf1.zendesk.com ~all
6 of 10 DNS lookups.

DMARC

v=DMARC1; p=reject
policy
p=reject
applies to
100% of mail
reports
no rua address
alignment
adkim=r, aspf=r

DKIM

Keys found on 3 of 10 probed selectors:

k1s1mandrill

MX

us-smtp-inbound-1.mimecast.comus-smtp-inbound-2.mimecast.comaspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx2.googlemail.com

Notes on this configuration

DMARC has no rua address, so you receive no aggregate reports.

Check it live

The above is a snapshot from 2026-08-04. Re-resolve it now: