Who is allowed to send mail as you
v=spf1 include:_spf.google.com include:spf.protection.outlook.com include:mail.zendesk.com include:fdspfus.freshemail.io a:zgateway.zuora.com include:mktomail.com ip4:52.41.178.8 -all
Cryptographic signature on every send
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsaifdM6kvdd4QQHhOJoHOKmIhAFzv3iQECo4/VLoHnmALolq2sHkmqZsGovab1HGink/UZaundO5+TUg/S7vSPZ1qhBwYEXkQtQTaXVvU8q34hpgYCboqrUj2ZzKHu7HCy7xgtzu3JMK1X8RcliLe63lOzbtDI8LVnPQFRK0C/owTBH9J7FfTsTLh4JgTuPSq+RIHjKHkqMEJJmjga3rgs9yIlKu3cy3PTgU19lDJiWYpRcnOL1uJwTqiJQE7etT1yoJPnwCBj4qGY+ejtebilR3WaiqXcoVJvQyQVTkTM5LVOQC3ONs+TnHYElOiQIO6nH7aylJ1FcQ/qlRL/YtcwIDAQAB
What receivers do when SPF or DKIM fail
v=DMARC1; p=reject; rua=mailto:cofvk6yr@ag.dmarcian.com,mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
Where your inbound mail is delivered
outreach-io.mail.protection.outlook.com
Your MX records point to mail servers other than Google's. Because FrostSender connects through Gmail OAuth, Gmail and other inbox providers will treat mail you send as spoofing — outgoing delivery will fail.
Want this fixed at the source?
FrostSender ships with deliverability monitoring built in. Get on the list and we’ll let you know the moment we open access.