Email Authentication

coursera.org

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 include:sendgrid.net ip4:24.6.102.21 ip4:50.16.53.44 include:_spf.google.com include:amazonses.com include:spf.mtasv.net include:_spf.salesforce.com -all

DKIM

pass

Cryptographic signature on outbound mail (selector: google).

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDBezZ/ECd9evSHeo66v06DC/Ij2SpbhOF68OGrF8xFTVC/Ad6Jwl4n4HgEnKrNdpGyJlStsri7s+oC037RKpHnFUNqllqlSUuBT35PJukGrfAUI0cpuXiJBA73SzIT7kgiepJgZHS/VeZ+ZWvzzRZPi1pRSpQBBu20A1E1fRfilQIDAQAB

DMARC

pass

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

v=DMARC1; p=reject; rua=mailto:dmarc-reports@coursera.org; ruf=mailto:dmarc-reports@coursera.org; fo=0; pct=100

Mail Servers (MX)

10 aspmx.l.google.com

20 alt1.aspmx.l.google.com

20 alt2.aspmx.l.google.com

30 aspmx3.googlemail.com

30 aspmx4.googlemail.com

30 aspmx5.googlemail.com

30 aspmx2.googlemail.com

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