InboxAudit

sparkpost.com email records

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

SPF

v=spf1 redirect=messagesystems.com
1 of 10 DNS lookups.

DMARC

v=DMARC1; p=reject; rua=mailto:8rbmv-1@rua.dmarc.emailanalyst.com; ruf=mailto:8rbmv-1@ruf.dmarc.emailanalyst.com
policy
p=reject
applies to
100% of mail
reports
mailto:8rbmv-1@rua.dmarc.emailanalyst.com
alignment
adkim=r, aspf=r

DKIM

Keys found on 1 of 10 probed selectors:

google

MX

aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.com

Notes on this configuration

SPF has no "all" mechanism, so unlisted senders get no verdict.

Check it live

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