AS Name
PROOFPOINT-UT7
Org Name
Proofpoint, Inc.
AS13916 Looking Glass
IPv4Prefixes

3

IPv6Prefixes

3

IPv4 NUMs

8,704

IPv6 NUMs(/64)

262,144

8,704 IPv4 Addresses
CIDR Description IP Num
148.163.128.0/19 Proofpoint, Inc. 8192
208.83.136.0/24 Cloudmark, Inc. 256
208.83.138.0/24 Cloudmark, Inc. 256
CIDR Description IP NUMs(prefix /64)
2620:0:2900::/48 Cloudmark, Inc. 65536
2620:0:2901::/48 Cloudmark, Inc. 65536
2620:100:9008::/47 Proofpoint, Inc. 131072
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 30,985,104 168,866,022,400 IPv4 IPv4 IPv6 IPv6
AS3549 LVLT-3549 - Level 3 Parent, LLC, US United States 6,208,000 85,904,719,872 IPv4 IPv4
AS13951 DATABANK-SLC - C7 Data Centers, Inc., US United States 68,096 4,295,098,368 IPv4 IPv4 IPv6 IPv6
IP Address Domain NUMs Domains
148.163.128.10 1 sa-ut7.proofpoint.com
148.163.128.50 1 ns-ut7.proofpoint.com
148.163.128.144 1 spf-mailers.proofpoint.com
148.163.129.11 1 api-ut7.proofpoint.com
148.163.129.48 3 dispatch-us.ppe-hosted.com
148.163.129.49 2 dispatch-us.ppe-hosted.com
148.163.129.50 291 2im-1.mx10.pef.luxsci.com
ASNumber:       13916
ASName:         PROOFPOINT-UT7
ASHandle:       AS13916
RegDate:        2014-05-20
Updated:        2014-05-20    
Ref:            https://rdap.arin.net/registry/autnum/13916


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:  +1-408-517-4710 
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