AS20310 Illinois Tool Works

ITW-CORPORATE - Illinois Tool Works · registered in the United States

IPv4 addresses1,0244 prefixes · <0.001% of announced IPv4

Rank in United States#8,270largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#36,630of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS20310 in ASN lookup Look up an IP in this network (12.28.124.1) All networks in United States

IPv4 prefixes

All 4 prefixes, in address order.

12.28.124.0/24
50.232.56.0/24
65.243.234.0/24
199.88.243.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS20197#8267 NCRC-KANNAPOLIS - Castle & Cooke North Carolina, LLC1,024

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AS20267#8269 INTERNETSERVER - INTERNET SERVER CONNECTIONS INC1,024

AS20325#8271 PATELCOCU - Patelco Credit Union1,024

AS20332#8272 WINCHESTER-WIRELESS - Winchester Wireless1,024

AS20430#8273 AXCESS-FINANCIAL - Axcess Financial Services, Inc.1,024

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources