amex.com email records
What amex.com publishes in public DNS for SPF, DKIM, DMARC, MX and BIMI, resolved on 2026-08-04.
SPF
v=spf1 -all
0 of 10 DNS lookups.
DMARC
No DMARC record published at _dmarc.amex.com.
DKIM
No key found on the 24 selectors probed. Selectors cannot be enumerated from DNS, so this is not proof of absence — why.
MX
No MX records.
Notes on this configuration
Domain has no MX records, so it cannot receive mail.
No DMARC record. Anyone can spoof this domain and you get no reports.
No DKIM key found on 24 common selectors. It may still exist on a custom selector.
Check it live
The above is a snapshot from 2026-08-04. Re-resolve it now: