What is ASN AS397917?

ASN AS397917 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS397917?

AS397917 is listed under Asahi Kasei America 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.

AS397917 Asahi Kasei America Inc.

ASN Lookup Tool

Asahi Kasei America Inc. it.asahi-kasei.com

US 1 Routes

AS Data

AS397917

AS397917 – Asahi Kasei America Inc.

AS Number	397917
AS Name	AKINT-AM-ASN
Organization	Asahi Kasei America Inc.(aka-28)
Country	US
Website	it.asahi-kasei.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2019-09-09

ASN Intelligence API for production workflows

Use ASN data for AS397917 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
66.54.105.0/24	AS397917	Asahi Kasei America Inc.	Asahi Kasei America 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:       397917
ASName:         AKINT-AM-ASN
ASHandle:       AS397917
RegDate:        2019-09-09
Updated:        2026-01-16    
Ref:            https://rdap.arin.net/registry/autnum/397917


OrgName:        Asahi Kasei America Inc.
OrgId:          AKA-28
Address:        39525 MacKenzie Dr Suite 500
City:           novi
StateProv:      MI
PostalCode:     48377
Country:        US
RegDate:        2025-08-28
Updated:        2025-11-10
Ref:            https://rdap.arin.net/registry/entity/AKA-28


OrgNOCHandle: TEAMI141-ARIN
OrgNOCName:   TEAM-ICS
OrgNOCPhone:  +1-704-587-8833 
OrgNOCEmail:  pierre.kolb@it.Asahi-kasei.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/TEAMI141-ARIN

OrgRoutingHandle: TEAMI141-ARIN
OrgRoutingName:   TEAM-ICS
OrgRoutingPhone:  +1-704-587-8833 
OrgRoutingEmail:  pierre.kolb@it.Asahi-kasei.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/TEAMI141-ARIN

OrgDNSHandle: TEAMI141-ARIN
OrgDNSName:   TEAM-ICS
OrgDNSPhone:  +1-704-587-8833 
OrgDNSEmail:  pierre.kolb@it.Asahi-kasei.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/TEAMI141-ARIN

OrgAbuseHandle: TEAMI141-ARIN
OrgAbuseName:   TEAM-ICS
OrgAbusePhone:  +1-704-587-8833 
OrgAbuseEmail:  pierre.kolb@it.Asahi-kasei.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/TEAMI141-ARIN

OrgTechHandle: TEAMI141-ARIN
OrgTechName:   TEAM-ICS
OrgTechPhone:  +1-704-587-8833 
OrgTechEmail:  pierre.kolb@it.Asahi-kasei.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TEAMI141-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
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3356	Level 3 Parent, LLC	US

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US