Historical Data

Mail ServersOrganizationFirst SeenLast SeenDuration Seen
mx0b-001e3f01.pphosted.com
mx0a-001e3f01.pphosted.com
Proofpoint, Inc.
2017-05-26 (2 years ago)2020-01-29 (today)2 years
mx0b-001e3f01.pphosted.com
mx0a-001e3f01.pphosted.com
Proofpoint, Inc.
2016-12-19 (3 years ago)2017-05-26 (2 years ago)5 months
philly.kidshealth.org
newyork.kidshealth.org
mx0b-001e3f01.pphosted.com
mx0a-001e3f01.pphosted.com
Proofpoint, Inc.
2016-11-09 (3 years ago)2016-12-19 (3 years ago)1 month
philly.kidshealth.org
newyork.kidshealth.org
2008-09-01 (11 years ago)2016-10-01 (3 years ago)8 years