Email Authentication

khanacademy.org

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 include:_spf.google.com include:sendgrid.net include:aspmx.sailthru.com include:mail.zendesk.com exists:%{i}._spf.mta.salesforce.com include:mg-spf.greenhouse.io -all

DKIM

pass

Cryptographic signature on outbound mail (selector: google).

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCyaX/aKTIfZas2M7BHoGDn9lIce9i+9UDBzkHYd4AienpIaZZhWbuF89ZigxblprZZvCjShmFFhxvjQkwvWzkevnnhqQ6PFi88ixYqxHmmHXTWD7yryjeOTmJzd8ngxBGm+tdPSk3visPhebuMRMLo9S5WiDV232SgwI54EB1+xwIDAQAB

DMARC

pass

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

v=DMARC1; p=reject; rua=mailto:dmarc-reports@khanacademy.org; ruf=mailto:dmarc-reports@khanacademy.org

Mail Servers (MX)

1 aspmx.l.google.com

5 alt1.aspmx.l.google.com

5 alt2.aspmx.l.google.com

10 aspmx2.googlemail.com

10 aspmx3.googlemail.com

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