Email Authentication

gm.com

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 mx include:_spf-a.gm.com include:_spf-b.gm.com ~all

DKIM

pass

Cryptographic signature on outbound mail (selector: selector1).

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDNW1zpY3vNDnHTv1gCTKc3lMopqKLdFIAwZNdPwz9XhbTnt/yz/ReiUCo9g0JxOwrLPx2S+l4bsDJN/Vs/afetxh4KkUbihAFbriNziNqLFJaWbaonQaqsYjstf/Pd8JZ2KyD7H/vLGJD8u89HaPji+7Gc1+LpNThJ1HurPh9UgQIDAQAB; n=1024,1457652227,1473549827

DMARC

pass

Tells receivers what to do with mail that fails SPF/DKIM. Policy: reject.

v=DMARC1;p=reject;fo=1;ri=3600;rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc_rua@gm.com;ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com,mailto:dmarc_ruf@gm.com

Mail Servers (MX)

10 gm-com.mail.protection.outlook.com

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