// ASN
AS21755
CROWNCASTLE-AS21755 - Crown Castle Fiber LLC, US
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS21755
- Organization
- Crown Castle Fiber LLC
- Description
- CROWNCASTLE-AS21755 - Crown Castle Fiber LLC, US
- Country
- US
- State / Region
- TX
- City
- Houston
- Address
- 8020 Katy Freeway
- Created
- 2023-07-12
- Updated
- 2026-02-19
- IPv4 Prefixes
- 0
- IPv6 Prefixes
- 0
What is AS21755?
AS21755 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.