AS20057 AT&T Enterprises, LLC 🇺🇸 US
Announcing 1,632 prefixes, seen at the RIS collectors.
IPv4 prefixes
1,471
6,507,520 (25,420 × /24)
IPv6 prefixes
161
60,125 × /48
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it
Registry and operator data
- AS number
- AS20057
- Name
- AT&T Enterprises, LLC
- Organisation
- AT&T Enterprises, LLC
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2001-03-20
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
1,632 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2600:380:c100::/41 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:c400::/38 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:c500::/40 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:f100::/46 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:f104::/46 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:f108::/46 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:f10c::/46 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:f1c0::/44 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:f1d0::/44 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:f1d0::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:f1e0::/44 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:f1f0::/44 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:fe00::/39 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:380:ff80::/41 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:381::/38 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:381::/41 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:381:80::/41 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:381:100::/40 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:381:100::/41 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:381:180::/41 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:387::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:387:1::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:387:2::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:387:3::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:387:4::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:387:5::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:387:6::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:387:7::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:387:8::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:387:9::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:387:a::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |
| 2600:387:b::/48 v6 | no ROA | 31 | 701820057 | 2026-09-18 |