box.com email records

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

SPF

v=spf1 ip4:74.112.184.0/22 ip4:107.152.16.0/20 ip4:204.14.232.0/22 ip4:202.129.242.0/25 ip4:34.211.27.153 ip4:54.70.65.68 include:_spf.google.com include:sendgrid.net include:_spf.mxhero.com include:_spf.q4press.com include:stspg-customer.com include:5608010.spf08.hubspotemail.net ~all

The record authorises these sending platforms: Google Workspace, Twilio SendGrid.

DMARC

v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:reports@dmarc.cyber.dhs.gov; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com;

policy

p=reject

applies to

100% of mail

reports

mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:reports@dmarc.cyber.dhs.gov

alignment

adkim=r, aspf=r

DKIM

Keys found on 4 of 10 probed selectors:

MX

Notes on this configuration

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

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