$ query “AS2386” --type=asn → 1 result(s)

AS2386 · INS-AS

AT&T Enterprises LLC

AS2386 is run by AT&T Enterprises LLC and is a mid-size transit provider, based in the United States since 1993. The system announces a solid 283 648 IPv4 addresses, including a /16, and supports IPv6. Most of its address space is geolocated to the United States, with additional presence in Australia and the United Kingdom, and smaller footprints in 3 additional countries. This AS has recently updated its prefix announcements.

  • Pioneer — Registered before the year 2000

Basic Information

Country
🇺🇸 United States
Category
Internet Service Provider
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
February 03, 1993
Last Changed
March 04, 2026
Last Seen
May 15, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
421 / 308
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
283 648
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/36
Geolocated Countries
🇺🇸 United States (337 920 IPs), 🇦🇺 Australia (2 560 IPs), 🇬🇧 United Kingdom (1 792 IPs) and 3 more
Prefix Changed
May 15, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 283 648 total (0.00%)

Connectivity Summary

Upstream Providers
7 upstreams providing transit
Downstream Customers
9 downstreams buying transit
Unclassified
5 unclassified BGP neighbors
Degree
21 unique BGP neighbors
Reach
10 networks in customer cone

Upstream Providers (7)

Prefix Lists

IPv4 Prefixes (421 total)

  • 169.151.0.0/16 (65 536 addresses (/16 prefix))
  • 168.184.0.0/16 (65 536 addresses (/16 prefix))
  • 216.134.128.0/19 (8 192 addresses (/19 prefix))
  • 64.64.32.0/19 (8 192 addresses (/19 prefix))
  • 24.245.240.0/20 (4 096 addresses (/20 prefix))
  • 108.160.32.0/20 (4 096 addresses (/20 prefix))
  • 64.250.160.0/20 (4 096 addresses (/20 prefix))
  • 12.0.224.0/21 (2 048 addresses (/21 prefix))
  • 12.216.8.0/21 (2 048 addresses (/21 prefix))
  • 208.95.160.0/21 (2 048 addresses (/21 prefix))
  • 146.91.48.0/21 (2 048 addresses (/21 prefix))
  • 74.174.40.0/21 (2 048 addresses (/21 prefix))
  • 206.201.112.0/21 (2 048 addresses (/21 prefix))
  • 70.158.96.0/21 (2 048 addresses (/21 prefix))
  • 64.166.144.0/21 (2 048 addresses (/21 prefix))
  • 209.64.152.0/21 (2 048 addresses (/21 prefix))
  • 12.221.116.0/22 (1 024 addresses (/22 prefix))
  • 74.254.156.0/22 (1 024 addresses (/22 prefix))
  • 170.190.40.0/22 (1 024 addresses (/22 prefix))
  • 12.193.244.0/22 (1 024 addresses (/22 prefix))
  • 12.32.224.0/22 (1 024 addresses (/22 prefix))
  • 69.51.32.0/22 (1 024 addresses (/22 prefix))
  • 12.22.96.0/22 (1 024 addresses (/22 prefix))
  • 70.234.0.0/22 (1 024 addresses (/22 prefix))
  • 206.201.120.0/22 (1 024 addresses (/22 prefix))
  • 12.221.212.0/22 (1 024 addresses (/22 prefix))
  • 208.67.136.0/22 (1 024 addresses (/22 prefix))
  • 12.236.84.0/22 (1 024 addresses (/22 prefix))
  • 74.254.204.0/22 (1 024 addresses (/22 prefix))
  • 209.65.180.0/22 (1 024 addresses (/22 prefix))
  • 208.94.188.0/22 (1 024 addresses (/22 prefix))
  • 12.43.88.0/22 (1 024 addresses (/22 prefix))
  • 155.2.20.0/22 (1 024 addresses (/22 prefix))
  • 205.142.112.0/22 (1 024 addresses (/22 prefix))
  • 156.89.0.0/22 (1 024 addresses (/22 prefix))
  • 209.215.184.0/22 (1 024 addresses (/22 prefix))
  • 12.188.164.0/22 (1 024 addresses (/22 prefix))
  • 194.105.116.0/22 (1 024 addresses (/22 prefix))
  • 206.201.124.0/23 (512 addresses (/23 prefix))
  • 63.200.48.0/23 (512 addresses (/23 prefix))
  • 195.75.36.0/23 (512 addresses (/23 prefix))
  • 199.89.250.0/23 (512 addresses (/23 prefix))
  • 199.184.80.0/23 (512 addresses (/23 prefix))
  • 205.175.244.0/23 (512 addresses (/23 prefix))
  • 12.43.10.0/23 (512 addresses (/23 prefix))
  • 206.140.120.0/23 (512 addresses (/23 prefix))
  • 76.194.190.0/23 (512 addresses (/23 prefix))
  • 206.171.210.0/23 (512 addresses (/23 prefix))
  • 74.254.196.0/23 (512 addresses (/23 prefix))
  • 12.108.158.0/23 (512 addresses (/23 prefix))

IPv6 Prefixes (1 total)

  • 2602:ffa2::/36