// ASN

AS6431

ATT-RESEARCH - AT&T Enterprises, LLC, US

Detailed information about the Autonomous System. Need another one? Look up a different ASN.

ASN: AS6431
Organization: AT&T Enterprises, LLC
Description: ATT-RESEARCH - 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: 15
IPv6 Prefixes: 6

IPv4 Prefixes

15 total · showing first 10

12.106.32.0/23
12.106.34.0/24
12.106.35.0/24
135.197.0.0/16
135.197.0.0/17
135.197.128.0/17
135.205.0.0/16
135.205.0.0/17
135.205.128.0/17
135.207.0.0/16

IPv6 Prefixes

6 total

2620:0:f00::/41
2620:0:f01::/48
2620:0:f40::/44
2620:0:f50::/44
2620:0:f60::/44
2620:0:f70::/44

What is AS6431?

AS6431 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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