AS32906 FACTORY MUTUAL INSURANCE COMPANY

FMGLOBAL - FACTORY MUTUAL INSURANCE COMPANY · registered in the United States

IPv4 addresses65,53628 prefixes · 0.002% of announced IPv4

Rank in United States#1,236largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#3,317of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS32906 in ASN lookup Look up an IP in this network (159.221.0.1) All networks in United States

IPv4 prefixes

All 28 prefixes, in address order.

159.221.0.0/19
159.221.32.0/24
159.221.33.0/24
159.221.34.0/24
159.221.35.0/24
159.221.36.0/22
159.221.40.0/21
159.221.48.0/22
159.221.52.0/22
159.221.56.0/21
159.221.64.0/20
159.221.80.0/21
159.221.88.0/22
159.221.92.0/23
159.221.94.0/24
159.221.95.0/24
159.221.96.0/19
159.221.128.0/19
159.221.160.0/20
159.221.176.0/21
159.221.184.0/22
159.221.188.0/22
159.221.192.0/19
159.221.224.0/22
159.221.228.0/22
159.221.232.0/21
159.221.240.0/21
159.221.248.0/21

Similar-sized networks in United States

ASNNameIPv4 addresses

AS32577#1233 KROGER - The Kroger Co.65,536

AS32818#1234 CSUOHIO-AS - Cleveland State University65,536

AS32895#1235 MILLIKEN-COMPANY-ASN1 - Milliken & Company65,536

AS33030#1237 COLLEGE-OF-WOOSTER - College of Wooster65,536

AS33153#1238 SCAP-AS - The State University of New York at Potsdam65,536

AS33170#1239 MORGAN-STATE-UNIVERSITY - Morgan State University65,536

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