AS6431 AT&T Enterprises, LLC 🇺🇸 US

Announcing 21 prefixes, seen at the RIS collectors.

IPv4 prefixes
15
396,800 (1,550 × /24)
IPv6 prefixes
6
193 × /48
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS6431
Name
AT&T Enterprises, LLC
Organisation
AT&T Enterprises, LLC
Country
🇺🇸 US
RIR
ARIN
Allocated
1996-04-12

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 21 no ROA (100.0%)

Announced prefixes

21 in total

Prefix RPKI Peers Sample path First seen
12.106.32.0/23 v4 no ROA 40 70186431 2026-09-18
12.106.34.0/24 v4 no ROA 40 70186431 2026-09-18
12.106.35.0/24 v4 no ROA 40 70186431 2026-09-18
135.197.0.0/16 v4 no ROA 40 70186431 2026-09-18
135.197.0.0/17 v4 no ROA 40 70186431 2026-09-18
135.197.128.0/17 v4 no ROA 40 70186431 2026-09-18
135.205.0.0/16 v4 no ROA 40 70186431 2026-09-18
135.205.0.0/17 v4 no ROA 40 70186431 2026-09-18
135.205.128.0/17 v4 no ROA 40 70186431 2026-09-18
135.207.0.0/16 v4 no ROA 40 70186431 2026-09-18
135.207.0.0/17 v4 no ROA 40 70186431 2026-09-18
135.207.128.0/17 v4 no ROA 40 70186431 2026-09-18
192.20.225.0/24 v4 no ROA 40 70186431 2026-09-18
204.178.8.0/21 v4 no ROA 40 70186431 2026-09-18
207.76.218.0/24 v4 no ROA 40 70186431 2026-09-18
2620:0:f00::/41 v6 no ROA 32 70186431 2026-09-18
2620:0:f01::/48 v6 no ROA 32 70186431 2026-09-18
2620:0:f40::/44 v6 no ROA 32 70186431 2026-09-18
2620:0:f50::/44 v6 no ROA 32 70186431 2026-09-18
2620:0:f60::/44 v6 no ROA 32 70186431 2026-09-18
2620:0:f70::/44 v6 no ROA 32 70186431 2026-09-18