Email Authentication
linux.do
SPF
passDeclares which servers may send mail for this domain.
v=spf1 include:_spf.smtp.do a:mail.linux.do -all
DKIM
passCryptographic signature on outbound mail (selector: dkim).
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuQcwBqjtlgFf0j4UQyUlwqqiml6QsWNYQCAOW/pqZFKvAR0UWbQcvCo5yrAJNzx4W7/WJB+PIQY/a+hKWZzfz0+wobn0yCBPMN3t8kVlfc+EcDcLLuPuVZOzmRwmf1BlHxKyP+zZaUdP/A2m0w7nTbXvN0eelffRkyrDZWFcNfS3en/unEBR3NAxiJvalH2FxYn0we0YP4bRfjBdgj9gjQAfYzDtX9DNS96pjQlTHcCGYUJbUny/yxYAO6dLGXWUrg+ZQ9KMoj38HeSecJ6BEV9l+rtKIXYYsL4kpMcx8mRJ5yst6Ddbq4Xw162qfCW12Mbbe8IMiARdyTLSfDBiAQIDAQAB
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: reject.
v=DMARC1; p=reject; aspf=s; adkim=s; fo=1; rua=mailto:d214e12c9f8d4c1da61934a08c321c04@dmarc-reports.cloudflare.net;
Mail Servers (MX)
5 mail.linux.do
10 mail.linuxdo.org