// ASN
AS19957
STATE-OF-TENNESSEE-NETTN - AT&T Enterprises, LLC, US
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS19957
- Organization
- AT&T Enterprises, LLC
- Description
- STATE-OF-TENNESSEE-NETTN - AT&T Enterprises, LLC, US
- Country
- US
- State / Region
- TX
- City
- Dallas
- Address
- 208 S. Akard St.
- Registry (RIR)
- ARIN
- Created
- 2026-03-11
- Updated
- 2025-10-29
- IPv4 Prefixes
- 42
- IPv6 Prefixes
- 0
IPv4 Prefixes
42 total · showing first 1012.204.192.0/20 12.204.201.0/24 12.204.206.0/24 12.204.208.0/20 12.204.208.0/24 12.204.209.0/24 12.204.216.0/21 170.141.56.0/23 170.141.60.0/23 170.142.0.0/16
What is AS19957?
AS19957 is an Autonomous System Number (ASN) assigned to AT&T Enterprises, LLC. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.
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