ASN AS22843 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS22843?

AS22843 is listed under Proofpoint, Inc..

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS22843 Proofpoint, Inc. | IPGeolocation.io

ASN Lookup Tool

Proofpoint, Inc. proofpoint.com

US 46 Routes

AS Data

AS22843

AS22843 – Proofpoint, Inc.

AS Number	22843
AS Name	PROOFPOINT-ASN-US-EAST
Organization	Proofpoint, Inc.(proof)
Country	US
Website	proofpoint.com
Number of IPv4 Routes	43
Number of IPv6 Routes	3
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2008-01-04

ASN Intelligence API for production workflows

Use ASN data for AS22843 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
67.231.154.0/24	AS22843	Proofpoint, Inc.	Proofpoint, Inc.	256
205.220.173.0/24	AS22843	Proofpoint, Inc.	Proofpoint, Inc.	256
148.163.136.0/24	AS22843	Proofpoint, Inc.	Proofpoint, Inc.	256
205.220.181.0/24	AS22843	Proofpoint, Inc.	Proofpoint, Inc.	256
205.220.187.0/24	AS22843	Proofpoint, Inc.	Proofpoint, Inc.	256
205.220.179.0/24	AS22843	Proofpoint, Inc.	Proofpoint, Inc.	256
148.163.143.0/24	AS22843	Proofpoint, Inc.	Proofpoint, Inc.	256
208.86.201.0/24	AS22843	Proofpoint, Inc.	Proofpoint, Inc.	256
148.163.152.0/22	AS22843	Proofpoint, Inc.	Proofpoint, Inc.	1024
205.220.183.0/24	AS22843	Proofpoint, Inc.	Proofpoint, Inc.	256

Raw Whois Response

#
# 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.
#


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:  +1-408-517-4710 
OrgTechEmail:  arin-management@proofpoint.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO2061-ARIN

RNOCHandle: NETWO2061-ARIN
RNOCName:   Network Operations
RNOCPhone:  +1-408-517-4710 
RNOCEmail:  arin-management@proofpoint.com
RNOCRef:    https://rdap.arin.net/registry/entity/NETWO2061-ARIN

RAbuseHandle: NETWO2061-ARIN
RAbuseName:   Network Operations
RAbusePhone:  +1-408-517-4710 
RAbuseEmail:  arin-management@proofpoint.com
RAbuseRef:    https://rdap.arin.net/registry/entity/NETWO2061-ARIN

RTechHandle: NETWO2061-ARIN
RTechName:   Network Operations
RTechPhone:  +1-408-517-4710 
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 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS1299	Arelion Sweden AB	SE
AS3356	Level 3 Parent, LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS1299	Arelion Sweden AB	SE
AS3356	Level 3 Parent, LLC	US
AS174	Cogent Communications, LLC	US

Contacts

Email Contacts

arin-management@proofpoint.com

Abuse Contacts

abuse@proofpoint.com