AS22843 Proofpoint, Inc.

• IPv4 Prefixes
• IPv6 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	66.159.228.0/24	Proofpoint, Inc.		66.159.224.0/19	ARIN
	66.159.238.0/23	Proofpoint, Inc.		66.159.224.0/19	ARIN
	66.159.250.0/24	Proofpoint, Inc.		66.159.224.0/19	ARIN
	66.159.250.0/23	Proofpoint, Inc.		66.159.224.0/19	ARIN
	66.159.251.0/24	Proofpoint, Inc.		66.159.224.0/19	ARIN
	67.231.152.0/24	Proofpoint, Inc.		67.231.144.0/20	ARIN
	67.231.153.0/24	Proofpoint, Inc.		67.231.144.0/20	ARIN
	67.231.154.0/24	Proofpoint, Inc.		67.231.144.0/20	ARIN
	67.231.155.0/24	Proofpoint, Inc.		66.119.224.0/20	ARIN
	67.231.156.0/24	Proofpoint, Inc.		67.231.144.0/20	ARIN
	67.231.157.0/24	Proofpoint, Inc.		67.231.144.0/20	ARIN
	148.163.136.0/24	Proofpoint, Inc.		148.163.128.0/19	ARIN
	148.163.137.0/24	Proofpoint, Inc.		148.163.128.0/19	ARIN
	148.163.138.0/24	Proofpoint, Inc.		148.163.128.0/19	ARIN
	148.163.139.0/24	Proofpoint, Inc.		146.126.0.0/16	ARIN
	148.163.140.0/24	Proofpoint, Inc.		148.163.128.0/19	ARIN
	148.163.141.0/24	Proofpoint, Inc.		148.163.128.0/19	ARIN
	148.163.142.0/24	Proofpoint, Inc.		148.163.128.0/19	ARIN
	148.163.143.0/24	Proofpoint, Inc.		148.163.128.0/19	ARIN
	148.163.152.0/22	Proofpoint, Inc.		148.163.128.0/19	ARIN
	148.163.158.0/23	Proofpoint, Inc.		153.121.128.0/17	APNIC
	205.220.172.0/24	Proofpoint, Inc.		203.221.0.0/17	APNIC
	205.220.173.0/24	Proofpoint, Inc.		205.220.160.0/19	ARIN
	205.220.174.0/24	Proofpoint, Inc.		205.220.160.0/19	ARIN
	205.220.175.0/24	Proofpoint, Inc.		205.220.160.0/19	ARIN
	205.220.176.0/24	Proofpoint, Inc.		206.46.0.0/16	ARIN
	205.220.177.0/24	Proofpoint, Inc.		204.50.0.0/16	ARIN
	205.220.178.0/24	Proofpoint, Inc.		206.123.192.0/19	ARIN
	205.220.179.0/24	Proofpoint, Inc.		205.220.160.0/19	ARIN
	205.220.180.0/24	Proofpoint, Inc.		205.220.160.0/19	ARIN
	205.220.181.0/24	Proofpoint, Inc.		205.220.160.0/19	ARIN
	205.220.182.0/24	Proofpoint, Inc.		205.220.160.0/19	ARIN
	205.220.183.0/24	Proofpoint, Inc.		205.220.160.0/19	ARIN
	205.220.187.0/24	Proofpoint, Inc.		205.220.160.0/19	ARIN
	208.83.137.0/24	Proofpoint, Inc.		208.83.136.0/22	ARIN
	208.83.138.0/24	Proofpoint, Inc.		208.0.0.0/11	ARIN
	208.83.139.0/24	Proofpoint, Inc.		208.83.136.0/22	ARIN
	208.84.67.0/24	Proofpoint, Inc.		208.84.64.0/22	ARIN
	208.86.201.0/24	Proofpoint, Inc.		208.86.200.0/22	ARIN

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2620:0:2900::/48	Cloudmark, Inc.		2620:0:28f8::/45	ARIN
	2620:0:2902::/48	Cloudmark, Inc.		2620:0:2900::/44	ARIN
	2620:100:9004::/47	Proofpoint, Inc.		2620:100:9000::/44	ARIN

• IPv4 Peers
• IPv6 Peers

Country	ASN	Name	Description	IPv6
	AS1299	TWELVE99	Arelion, f/k/a Telia Carrier
	AS3356	LEVEL3	Level 3 Parent, LLC
	AS174	COGENT-174	Cogent Communications

Country	ASN	Name	Description	IPv4
	AS3356	LEVEL3	Level 3 Parent, LLC
	AS1299	TWELVE99	Arelion, f/k/a Telia Carrier

• IPv4 Upstreams
• IPv6 Upstreams

Country	ASN	Name	Description	IPv6
	AS1299	TWELVE99	Arelion, f/k/a Telia Carrier
	AS3356	LEVEL3	Level 3 Parent, LLC
	AS174	COGENT-174	Cogent Communications

IPv4 Upstream Graph

×

IPv4 Upstream Graph

Loading...

Loading...

Country	ASN	Name	Description	IPv4
	AS1299	TWELVE99	Arelion, f/k/a Telia Carrier
	AS3356	LEVEL3	Level 3 Parent, LLC

IPv6 Upstream Graph

×

IPv6 Upstream Graph

Loading...

Loading...

#
# 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.
#


ASNumber:       22843
ASName:         PROOFPOINT-ASN-US-EAST
ASHandle:       AS22843
RegDate:        2008-01-04
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/22843


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:  +1-801-748-4444 
OrgTechEmail:  arin-management@proofpoint.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO2061-ARIN

RNOCHandle: NETWO2061-ARIN
RNOCName:   Network Operations
RNOCPhone:  +1-801-748-4444 
RNOCEmail:  arin-management@proofpoint.com
RNOCRef:    https://rdap.arin.net/registry/entity/NETWO2061-ARIN

RAbuseHandle: NETWO2061-ARIN
RAbuseName:   Network Operations
RAbusePhone:  +1-801-748-4444 
RAbuseEmail:  arin-management@proofpoint.com
RAbuseRef:    https://rdap.arin.net/registry/entity/NETWO2061-ARIN

RTechHandle: NETWO2061-ARIN
RTechName:   Network Operations
RTechPhone:  +1-801-748-4444 
RTechEmail:  arin-management@proofpoint.com
RTechRef:    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.
#