ASN Lookup Tool

Arthur J. Gallagher & Co. ajg.com US US 21 Routes

AS Data

AS46342

AS46342 – Arthur J. Gallagher & Co.

AS Number 46342
AS Name AJGCO
Organization Arthur J. Gallagher & Co.(ajg-1)
Country US
Website ajg.com
Number of IPv4 Routes 21
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2008-08-19

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Use ASN data for AS46342 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
151.147.178.0/23 512
151.147.188.0/22 1024
151.147.155.0/24 256
151.147.255.0/24 256
151.147.197.0/24 256
151.147.252.0/24 256
151.147.190.0/23 512
151.147.176.0/23 512
151.147.150.0/24 256
151.147.240.0/22 1024

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:       46342
ASName:         AJGCO
ASHandle:       AS46342
RegDate:        2008-08-19
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/46342


OrgName:        Arthur J. Gallagher & Co.
OrgId:          AJG-1
Address:        2850 Golf Road
City:           Rolling Meadows
StateProv:      IL
PostalCode:     60008
Country:        US
RegDate:        1999-04-09
Updated:        2018-12-05
Ref:            https://rdap.arin.net/registry/entity/AJG-1


OrgTechHandle: BHO145-ARIN
OrgTechName:   Ho, Bryant 
OrgTechPhone:  +1-630-285-4408 
OrgTechEmail:  bryant_ho@ajg.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BHO145-ARIN

OrgAbuseHandle: BHO145-ARIN
OrgAbuseName:   Ho, Bryant 
OrgAbusePhone:  +1-630-285-4408 
OrgAbuseEmail:  bryant_ho@ajg.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/BHO145-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
AS8220 COLT Technology Services Group Limited GB
AS32787 Akamai Technologies, Inc. US

Upstreams

AS Number Description Country
AS8220 COLT Technology Services Group Limited GB
AS32787 Akamai Technologies, Inc. US

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Frequently Asked Questions

ASN AS46342 is an Autonomous System Number used to identify a network for BGP internet routing.
AS46342 is listed under Arthur J. Gallagher & Co..
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.