67.231.157.127 is an IP version 4.

The IP is from United States (US)

AS Number: 22843 AS Description: PROOFPOINT-ASN-US-EAST, US

mx0b-00190b01.pphosted.com

# # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2025, American Registry for Internet Numbers, Ltd. # NetRange: 67.231.144.0 - 67.231.159.255 CIDR: 67.231.144.0/20 NetName: PROOFPOINT-NET-NORTH-AMERICA NetHandle: NET-67-231-144-0-1 Parent: NET67 (NET-67-0-0-0-0) NetType: Direct Allocation OriginAS: AS22843, AS13916, AS26211 Organization: Proofpoint, Inc. (PROOF) RegDate: 2009-05-20 Updated: 2020-05-29 Ref: https://rdap.arin.net/registry/ip/67.231.144.0 OrgName: Proofpoint, Inc. OrgId: PROOF Address: 925 W Maude Ave City: Sunnyvale StateProv: CA PostalCode: 94085 Country: US RegDate: 2007-10-16 Updated: 2021-06-15 Ref: https://rdap.arin.net/registry/entity/PROOF OrgTechHandle: NETWO2061-ARIN OrgTechName: Network Operations OrgTechPhone: +1-801-748-4444 OrgTechEmail: [email protected] OrgTechRef: https://rdap.arin.net/registry/entity/NETWO2061-ARIN OrgAbuseHandle: PAA19-ARIN OrgAbuseName: Proofpoint ARIN Abuse OrgAbusePhone: +1-801-748-4494 OrgAbuseEmail: [email protected] OrgAbuseRef: https://rdap.arin.net/registry/entity/PAA19-ARIN RNOCHandle: NETWO2061-ARIN RNOCName: Network Operations RNOCPhone: +1-801-748-4444 RNOCEmail: [email protected] RNOCRef: https://rdap.arin.net/registry/entity/NETWO2061-ARIN RTechHandle: NETWO2061-ARIN RTechName: Network Operations RTechPhone: +1-801-748-4444 RTechEmail: [email protected] RTechRef: https://rdap.arin.net/registry/entity/NETWO2061-ARIN RAbuseHandle: NETWO2061-ARIN RAbuseName: Network Operations RAbusePhone: +1-801-748-4444 RAbuseEmail: [email protected] RAbuseRef: https://rdap.arin.net/registry/entity/NETWO2061-ARIN # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2025, American Registry for Internet Numbers, Ltd. #