AS20057 AT&T Enterprises, LLC 🇺🇸 US
Announcing 1,632 prefixes, seen at the RIS collectors.
IPv4 prefixes
1,471
6,572,544 (25,674 × /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 |
|---|---|---|---|---|
| 166.216.166.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.216.192.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.216.196.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.216.197.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.216.198.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.216.200.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.216.224.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.216.227.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.216.230.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.217.0.0/16 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.218.0.0/15 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.218.0.0/16 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.218.0.0/17 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.218.24.0/23 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.218.48.0/21 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.218.128.0/17 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.218.236.0/24 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.218.237.0/24 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.218.238.0/24 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.218.239.0/24 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.218.240.0/24 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.218.241.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.218.242.0/24 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.218.243.0/24 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.218.246.0/23 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.218.248.0/23 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.218.250.0/23 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.218.252.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.218.253.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.219.0.0/16 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.219.8.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.219.18.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.219.42.0/24 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.219.47.0/24 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.219.48.0/22 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.219.56.0/23 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 166.219.59.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.219.128.0/20 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.219.168.0/21 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.219.184.0/22 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 166.220.128.0/17 v4 | RPKI valid | 43 | 701820057 | 2026-09-18 |
| 198.228.0.0/19 v4 | no ROA | 43 | 701820057 | 2026-09-18 |
| 198.228.192.0/20 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.194.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.195.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.200.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.201.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.203.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.204.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.205.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.206.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.207.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.208.0/20 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.217.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.224.0/20 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.230.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 198.228.237.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 199.176.64.0/18 v4 | no ROA | 43 | 701820057 | 2026-09-18 |
| 209.183.32.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 209.183.34.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 209.183.36.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 209.183.37.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 209.183.38.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 209.183.40.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 209.183.44.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 209.183.48.0/21 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 209.183.48.0/22 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 209.183.48.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 209.183.52.0/22 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 209.183.56.0/23 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 209.183.59.0/24 v4 | RPKI valid | 42 | 701820057 | 2026-09-18 |
| 2600:380::/37 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:180::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:800::/37 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:800::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:980::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:c00::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:1000::/37 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:1180::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:1800::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:1800::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:1880::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:2000::/37 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:2580::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:2800::/37 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:3000::/37 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:3180::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:3800::/37 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:4000::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:4400::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:4500::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:4700::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:4800::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:4c00::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:4c00::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:4c80::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:4d00::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:4d80::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:5000::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:5300::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:5400::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:5800::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:5800::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:5880::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:5900::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:5980::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:5a00::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:5a80::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:5c00::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6000::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6000::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6080::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6100::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6180::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6200::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6280::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6300::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6380::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6400::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6400::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6480::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6500::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6580::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6600::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6680::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6800::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6900::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6a00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6b00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:6c00::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7000::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7400::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7400::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7500::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7600::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7600::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7700::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7700::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7800::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7800::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7900::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7900::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7a00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7b00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7b00::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7c00::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7c00::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7d00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:7d00::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:8000::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:8400::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:8500::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:8600::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:8700::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:8800::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:8a00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:8b00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:8b00::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:8c00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:8d00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:8e00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9000::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9100::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9200::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9400::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9500::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9800::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9900::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9a00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9b00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9c00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9d00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9e00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9f00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:9f00::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:a000::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:a000::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:a100::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:a100::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:a200::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:a300::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:a300::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:a400::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:a500::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b000::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b100::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b200::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b300::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b300::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b400::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b500::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b800::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b800::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b880::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b900::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b900::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:b980::/41 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:bc00::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:bd00::/40 v6 | no ROA | 32 | 701820057 | 2026-09-18 |
| 2600:380:c000::/38 v6 | no ROA | 32 | 701820057 | 2026-09-18 |