// ASN
AS11557
CROWNCASTLE-AS11557 - Crown Castle Fiber LLC, US
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS11557
- Organization
- Crown Castle Fiber LLC
- Description
- CROWNCASTLE-AS11557 - Crown Castle Fiber LLC, US
- Country
- US
- State / Region
- TX
- City
- Houston
- Address
- 8020 Katy Freeway
- Registry (RIR)
- ARIN
- Created
- 2023-08-27
- Updated
- 2026-02-19
- IPv4 Prefixes
- 0
- IPv6 Prefixes
- 0
What is AS11557?
AS11557 is an Autonomous System Number (ASN) assigned to Crown Castle Fiber LLC. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.
Looking for more ASN data?
Use our ASN Lookup Tool for real-time WHOIS queries, or explore our API documentation to integrate ASN data into your applications.