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AS397844 Forescout Technologies Inc.

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

Forescout Technologies Inc. forescout.com

US 1 Routes

AS Data

AS397844

AS397844 – Forescout Technologies Inc.

AS Number	397844
AS Name	FORESCOUT
Organization	Forescout Technologies Inc.(ft-77)
Country	US
Website	forescout.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2019-08-19

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Use ASN data for AS397844 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
63.82.108.0/24	AS397844	Forescout Technologies Inc.	Forescout Technologies 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:       397844
ASName:         FORESCOUT
ASHandle:       AS397844
RegDate:        2019-08-19
Updated:        2019-08-19    
Ref:            https://rdap.arin.net/registry/autnum/397844


OrgName:        Forescout Technologies Inc.
OrgId:          FT-77
Address:        190 W Tasman Dr.
City:           San Jose
StateProv:      CA
PostalCode:     95134
Country:        US
RegDate:        2013-10-01
Updated:        2024-05-23
Ref:            https://rdap.arin.net/registry/entity/FT-77


OrgTechHandle: MKJ7-ARIN
OrgTechName:   Mc Kenna, J.J. 
OrgTechPhone:  +1-415-488-5567 
OrgTechEmail:  jj@marinasdesign.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MKJ7-ARIN

OrgTechHandle: FORES35-ARIN
OrgTechName:   FORESCOUT ARINSUPPORT
OrgTechPhone:  +1-866-377-8771 
OrgTechEmail:  arinsupport@intelletrace.com
OrgTechRef:    https://rdap.arin.net/registry/entity/FORES35-ARIN

OrgNOCHandle: TOLEB-ARIN
OrgNOCName:   Tole, Buckley 
OrgNOCPhone:  +1-408-607-3297 
OrgNOCEmail:  buckley.tole@forescout.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/TOLEB-ARIN

OrgAbuseHandle: SUPPO153-ARIN
OrgAbuseName:   Intelletrace Support
OrgAbusePhone:  +1-800-618-5877 
OrgAbuseEmail:  arinsupport@intelletrace.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SUPPO153-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
AS3356	Level 3 Parent, LLC	US
AS25956	Logix	US

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US
AS25956	Logix	US

Frequently Asked Questions

What is ASN AS397844?

ASN AS397844 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397844?

AS397844 is listed under Forescout Technologies Inc..

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.