mailstore1.secureserver.net.
smtp.secureserver.net.
mammothmtn-com01i.mail.protection.outlook.com.
d47k6nrpcsqqc.cloudfront.net.
2600:9000:250d:8e00:12:d19d:9500:93a1
2600:9000:250d:f800:12:d19d:9500:93a1
2600:9000:250d:f600:12:d19d:9500:93a1
2600:9000:250d:4200:12:d19d:9500:93a1
2600:9000:250d:200:12:d19d:9500:93a1
2600:9000:250d:dc00:12:d19d:9500:93a1
2600:9000:250d:f000:12:d19d:9500:93a1
2600:9000:250d:5000:12:d19d:9500:93a1
d1arwy1jkc8o9h.cloudfront.net.
2600:9000:250d:c800:2:2b3e:3540:93a1
2600:9000:250d:ea00:2:2b3e:3540:93a1
2600:9000:250d:e000:2:2b3e:3540:93a1
2600:9000:250d:ae00:2:2b3e:3540:93a1
2600:9000:250d:9c00:2:2b3e:3540:93a1
2600:9000:250d:6800:2:2b3e:3540:93a1
2600:9000:250d:3400:2:2b3e:3540:93a1
2600:9000:250d:3000:2:2b3e:3540:93a1
d3s1yyy0txachy.cloudfront.net.
2600:9000:250d:ae00:5:760c:b180:93a1
2600:9000:250d:d000:5:760c:b180:93a1
2600:9000:250d:3400:5:760c:b180:93a1
2600:9000:250d:b800:5:760c:b180:93a1
2600:9000:250d:6000:5:760c:b180:93a1
2600:9000:250d:4200:5:760c:b180:93a1
2600:9000:250d:8a00:5:760c:b180:93a1
2600:9000:250d:9a00:5:760c:b180:93a1
inbound-smtp.us-east-1.amazonaws.com.
2600:9000:250d:200:c:907c:8640:93a1
2600:9000:250d:2400:c:907c:8640:93a1
2600:9000:250d:7800:c:907c:8640:93a1
2600:9000:250d:8000:c:907c:8640:93a1
2600:9000:250d:8200:c:907c:8640:93a1
2600:9000:250d:a00:c:907c:8640:93a1
2600:9000:250d:a800:c:907c:8640:93a1
2600:9000:250d:ee00:c:907c:8640:93a1