MailGate › irs.gov

Email authentication report for irs.gov

Resolved live from public DNS. Cached up to 6 hours — re-run it now for a fresh result.

A deliverability score 95/100

Records found

SPFv=spf1 ip4:152.216.0.0/20 ip6:2610:30::/32 -all
DMARCv=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1
DKIMNo key found on the 22 common selectors (a private selector may still exist).
MX10 emgc.irs.gov
10 emge.irs.gov
20 emgw.irs.gov

What to fix

No DKIM key found on the 22 common selectors. Either your provider uses a custom selector, or DKIM signing is off — without it DMARC fails on any forwarded mail.
SPF record published
SPF ends in -all (hard fail)
DMARC record published
DMARC policy p=reject (strongest)
DMARC aggregate reports (rua) are being collected
3 MX host(s) configured
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