InboxAudit

basecamp.com email records

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

SPF

v=spf1 include:_spf.basecamp.com include:servers.mcsv.net -all
3 of 10 DNS lookups.

The record authorises this sending platform: Mailchimp.

DMARC

v=DMARC1; p=quarantine; adkim=r; aspf=r; ri=3600; sp=quarantine; fo=1;
policy
p=quarantine
subdomains
sp=quarantine
applies to
100% of mail
reports
no rua address
alignment
adkim=r, aspf=r

DKIM

Keys found on 3 of 10 probed selectors:

googlek1mail

MX

mx1.basecamp.commx2.basecamp.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: