AS30372 Crown Castle Fiber LLC

AS30372 - Crown Castle Fiber LLC · registered in the United States

IPv4 addresses1,5365 prefixes · <0.001% of announced IPv4

Rank in United States#7,049largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#26,630of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS30372 in ASN lookup Look up an IP in this network (8.41.192.1) All networks in United States

IPv4 prefixes

All 5 prefixes, in address order.

8.41.192.0/24
8.41.196.0/24
8.41.205.0/24
8.41.206.0/23
8.225.194.0/24

Other ASNs named Crown Castle Fiber LLC

11 other networks use the same organisation name; together with AS30372 they announce 960,512 IPv4 addresses.

ASNNameIPv4 addresses

AS46887CROWNCASTLE-AS46887 - Crown Castle Fiber LLC US813,312

AS33132CROWNCASTLE-AS33132 - Crown Castle Fiber LLC US130,048

AS33313AS33313 - Crown Castle Fiber LLC US6,912

AS27506CROWNCASTLE-AS27506 - Crown Castle Fiber LLC US5,120

AS23329AS23329 - Crown Castle Fiber LLC US1,536

AS16657CROWNCASTLE-AS16657 - Crown Castle Fiber LLC US768

AS394647AS394647 - Crown Castle Fiber LLC US512

AS11074CROWNCASTLE-AS11074 - Crown Castle Fiber LLC US256

AS13592CROWNCASTLE-AS13592 - Crown Castle Fiber LLC US256

AS63441AS63441 - Crown Castle Fiber LLC US256

AS21687AS21687 - Crown Castle Fiber LLC USIPv6 only

Similar-sized networks in United States

ASNNameIPv4 addresses

AS30230#7046 CONTINENT8-CLOUD - Continent 8 LLC1,536

AS30278#7047 EQUITYNET - Equity Residential1,536

AS30311#7048 DWS-LON - Disney Worldwide Services, Inc.1,536

AS30595#7050 URBANOUT - Urban Outfitters, Inc.1,536

AS30650#7051 ALTA-RESOURCES - Alta Resources Corp.1,536

AS31911#7052 BSI-UBS - Vitalant1,536

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