$ query “AS25993” --type=asn → 1 result(s)

AS25993 · ATT-LABS-AUSTIN-TX

AT&T Enterprises LLC

AS25993 is run by AT&T Enterprises LLC and is a residential access provider, established in the United States in 2002. The system announces a respectable 50 944 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to the United States, with additional presence in Australia.

Basic Information

Country
🇺🇸 United States
Category
Internet Service Provider
Network Role
Access Provider
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
June 12, 2002
Last Changed
March 04, 2026
Last Seen
April 20, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
26 / 26
IPv6 Prefixes (raw / aggregated)
3 / 3
IPv4 Addresses
50 944
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/48
Geolocated Countries
🇺🇸 United States (48 896 IPs), 🇦🇺 Australia (2 048 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
1 upstream providing transit
Downstream Customers
2 downstreams buying transit
Degree
3 unique BGP neighbors
Reach
31 networks in customer cone

Upstream Providers (1)

  • AS7018 — ATT-INTERNET4 (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (26 total)

  • 144.60.32.0/19 (8 192 addresses (/19 prefix))
  • 144.60.64.0/19 (8 192 addresses (/19 prefix))
  • 108.79.160.0/20 (4 096 addresses (/20 prefix))
  • 198.224.16.0/20 (4 096 addresses (/20 prefix))
  • 144.60.16.0/20 (4 096 addresses (/20 prefix))
  • 107.77.112.0/20 (4 096 addresses (/20 prefix))
  • 144.60.0.0/21 (2 048 addresses (/21 prefix))
  • 198.228.248.0/21 (2 048 addresses (/21 prefix))
  • 144.60.176.0/21 (2 048 addresses (/21 prefix))
  • 144.60.168.0/21 (2 048 addresses (/21 prefix))
  • 144.60.128.0/21 (2 048 addresses (/21 prefix))
  • 144.60.124.0/22 (1 024 addresses (/22 prefix))
  • 144.60.200.0/22 (1 024 addresses (/22 prefix))
  • 144.60.12.0/22 (1 024 addresses (/22 prefix))
  • 144.60.112.0/22 (1 024 addresses (/22 prefix))
  • 144.60.10.0/23 (512 addresses (/23 prefix))
  • 144.60.116.0/23 (512 addresses (/23 prefix))
  • 144.60.96.0/23 (512 addresses (/23 prefix))
  • 12.226.78.0/23 (512 addresses (/23 prefix))
  • 144.60.98.0/24 (256 addresses (/24 prefix))
  • 144.60.209.0/24 (256 addresses (/24 prefix))
  • 198.224.8.0/24 (256 addresses (/24 prefix))
  • 144.60.9.0/24 (256 addresses (/24 prefix))
  • 64.123.22.0/24 (256 addresses (/24 prefix))
  • 205.173.58.0/24 (256 addresses (/24 prefix))
  • 209.64.7.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (3 total)

  • 2620:10d:9000::/48
  • 2620:10d:9004::/48
  • 2620:10d:900f::/48