ASN AS12120 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS12120?

AS12120 is listed under Amphenol Corp.

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.

AS12120 Amphenol Corp | IPGeolocation.io

ASN Lookup Tool

Amphenol Corp amphenol-aao.com

US 2 Routes

AS Data

AS12120

AS12120 – Amphenol Corp

AS Number	12120
AS Name	AAO-AIO
Organization	Amphenol Corp(acbcd)
Country	US
Website	amphenol-aao.com
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2005-05-10

ASN Intelligence API for production workflows

Use ASN data for AS12120 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
63.116.253.0/24	AS12120	Amphenol Corp	Amphenol Corp	256
192.88.132.0/24	AS12120	Amphenol Corp	Amphenol Corp	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:       12120
ASName:         AAO-AIO
ASHandle:       AS12120
RegDate:        2005-05-10
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/12120


OrgName:        Amphenol Corp
OrgId:          ACBCD
Address:        Aerospace and Industrial Operations
Address:        40-60 Delaware Ave
City:           Sidney
StateProv:      NY
PostalCode:     13838
Country:        US
RegDate:        1990-12-19
Updated:        2019-11-01
Ref:            https://rdap.arin.net/registry/entity/ACBCD


OrgDNSHandle: HIPPE-ARIN
OrgDNSName:   Hippenstiel, Carl 
OrgDNSPhone:  +1-607-563-5777 
OrgDNSEmail:  chippenstiel@amphenol-aao.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/HIPPE-ARIN

OrgTechHandle: HIPPE-ARIN
OrgTechName:   Hippenstiel, Carl 
OrgTechPhone:  +1-607-563-5777 
OrgTechEmail:  chippenstiel@amphenol-aao.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HIPPE-ARIN

OrgAbuseHandle: HIPPE-ARIN
OrgAbuseName:   Hippenstiel, Carl 
OrgAbusePhone:  +1-607-563-5777 
OrgAbuseEmail:  chippenstiel@amphenol-aao.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/HIPPE-ARIN

OrgRoutingHandle: HIPPE-ARIN
OrgRoutingName:   Hippenstiel, Carl 
OrgRoutingPhone:  +1-607-563-5777 
OrgRoutingEmail:  chippenstiel@amphenol-aao.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/HIPPE-ARIN

OrgNOCHandle: HIPPE-ARIN
OrgNOCName:   Hippenstiel, Carl 
OrgNOCPhone:  +1-607-563-5777 
OrgNOCEmail:  chippenstiel@amphenol-aao.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/HIPPE-ARIN

RTechHandle: PWC3-ARIN
RTechName:   Coviello, Pamela Whitaker
RTechPhone:  +1-607-563-5168 
RTechEmail:  pcoviello@amphenol-aao.com
RTechRef:    https://rdap.arin.net/registry/entity/PWC3-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
AS11351	Charter Communications Inc	US

Upstreams

AS Number	Description	Country
AS11351	Charter Communications Inc	US