ASN AS13916 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS13916?

AS13916 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.

AS13916 Proofpoint, Inc. | IPGeolocation.io

ASN Lookup Tool

Proofpoint, Inc. proofpoint.com

US 6 Routes

AS Data

AS13916

AS13916 – Proofpoint, Inc.

AS Number	13916
AS Name	PROOFPOINT-UT7
Organization	Proofpoint, Inc.(proof)
Country	US
Website	proofpoint.com
Number of IPv4 Routes	4
Number of IPv6 Routes	2
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2014-05-20

ASN Intelligence API for production workflows

Use ASN data for AS13916 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
148.163.128.0/24	AS13916	Proofpoint, Inc.	Proofpoint, Inc.	256
2620:100:9008::/47	AS13916	Proofpoint, Inc.	Proofpoint, Inc.	~2×10²⁴
2620:0:2901::/48	AS13916	Proofpoint, Inc.	Proofpoint, Inc.	~1×10²⁴
148.163.129.0/24	AS13916	Proofpoint, Inc.	Proofpoint, Inc.	256
148.163.130.0/24	AS13916	Proofpoint, Inc.	Proofpoint, Inc.	256
208.83.136.0/24	AS13916	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:       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


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.
#

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

Legacy Routes

2620:0:2900::/48 208.83.138.0/24