208.83.137.0

  • No reverse DNS
  • Not on blocklists
Network
CLOUDMARK-IPV4-1
Held by
Proofpoint, Inc.
Range
208.83.136.0 - 208.83.139.255
CIDR
208.83.136.0/22
Type
DIRECT ALLOCATION
Registered on
Last updated
Status
  • active
Report abuse to
abuse@proofpoint.com
Checked

Reverse DNS

Names
None

Network

Announced by
AS22843 Proofpoint, Inc.
Route
208.83.137.0/24, carried by 2,517 of bgp.tools' BGP feeds
Country
US

Upstreams and peers

  • AS174 Cogent Communications, LLC223 paths
  • AS1299 Arelion (fka. Telia Carrier)129 paths
  • AS3356 Lumen (Level 3)118 paths

Downstreams

  • None seen

From RIPEstat

Routes AS22843 announces

46 IPv4 prefixes covering 12,800 addresses, and 3 IPv6 prefixes

From bgp.tools

Location

Map © OpenStreetMap contributors
Location
United States
Accuracy
Within 1,000 km

Location from GeoLite2 data created by MaxMind

Blocklists

  • Spamhaus ZEN Not listed
  • SpamCop Not listed
  • Mailspike Not listed
  • PSBL Not listed

WHOIS

#
# 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 1997-2026, American Registry for Internet Numbers, Ltd.
#


NetRange:       208.83.136.0 - 208.83.139.255
CIDR:           208.83.136.0/22
NetName:        CLOUDMARK-IPV4-1
NetHandle:      NET-208-83-136-0-1
Parent:         NET208 (NET-208-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Proofpoint, Inc. (PROOF)
RegDate:        2007-10-09
Updated:        2022-09-16
Ref:            https://rdap.arin.net/registry/ip/208.83.136.0


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


OrgAbuseHandle: PAA19-ARIN
OrgAbuseName:   Proofpoint ARIN Abuse
OrgAbusePhone:  +1-801-748-4494 
OrgAbuseEmail:  abuse@proofpoint.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PAA19-ARIN

OrgTechHandle: NETWO2061-ARIN
OrgTechName:   Network Operations
OrgTechPhone:  +1-408-517-4710 
OrgTechEmail:  arin-management@proofpoint.com
OrgTechRef:    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 1997-2026, American Registry for Internet Numbers, Ltd.
#