$ query “AS2687” --type=asn → 1 result(s)

AS2687 — ATGS-MMD-AS

AT&T Enterprises LLC

AS2687 is a mid-size transit provider operated by AT&T Enterprises LLC, based in the United States since 1993. The network announces a solid 733 952 IPv4 addresses, including a /16. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • 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
June 02, 1993
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
169 / 94
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
733 952
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇯🇵 JP (49 IPs), 🇺🇸 US (47 IPs), 🇸🇪 SE (2 IPs), 🇸🇬 SG, 🇮🇳 IN, 🇭🇰 HK, 🇹🇼 TW, 🇳🇿 NZ, 🇦🇺 AU, 🇵🇭 PH, 🇲🇾 MY, 🇰🇷 KR, 🇮🇩 ID, 🇹🇭 TH and 4 more
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 733 952 total (0.00%)

Connectivity Summary

Upstream Providers
5 upstream autonomous systems providing transit
Peers
100 autonomous systems exchanging traffic without transit fees
Downstream Customers
57 downstream autonomous systems buying transit
Degree
166 unique BGP neighbors (providers + customers + peers)
Reach
61 — customer cone size measuring network influence
Degree Rank
#840
Reach Rank
#1 391

Upstream Providers (5)

  • AS7018 — ATT-INTERNET4 (Tier-1 transit)
  • AS9498 — BBIL-AP
  • AS3491 — CONSOLE-CONNECT-ASN (Tier-1 transit)
  • AS2686 — ATGS-MMD-AS
  • AS7473 — SINGTEL-AS-AP

Prefix Lists

IPv4 Prefixes (169 total)

  • 32.25.0.0/16 (65 536 addresses)
  • 32.103.0.0/16 (65 536 addresses)
  • 32.114.0.0/16 (65 536 addresses)
  • 32.117.0.0/16 (65 536 addresses)
  • 141.81.0.0/16 (65 536 addresses)
  • 166.100.0.0/16 (65 536 addresses)
  • 202.135.0.0/16 (65 536 addresses)
  • 32.42.128.0/17 (32 768 addresses)
  • 202.2.128.0/17 (32 768 addresses)
  • 203.163.0.0/17 (32 768 addresses)
  • 210.7.128.0/17 (32 768 addresses)
  • 32.60.0.0/18 (16 384 addresses)
  • 32.118.0.0/18 (16 384 addresses)
  • 122.248.128.0/18 (16 384 addresses)
  • 202.74.96.0/19 (8 192 addresses)
  • 203.171.128.0/19 (8 192 addresses)
  • 203.194.64.0/19 (8 192 addresses)
  • 203.196.96.0/19 (8 192 addresses)
  • 210.7.96.0/19 (8 192 addresses)
  • 32.118.240.0/20 (4 096 addresses)
  • 165.87.64.0/20 (4 096 addresses)
  • 203.92.208.0/20 (4 096 addresses)
  • 210.88.0.0/20 (4 096 addresses)
  • 210.88.144.0/20 (4 096 addresses)
  • 210.89.112.0/20 (4 096 addresses)
  • 210.89.104.0/21 (2 048 addresses)
  • 15.32.108.0/22 (1 024 addresses)
  • 15.32.116.0/22 (1 024 addresses)
  • 15.44.68.0/22 (1 024 addresses)
  • 15.44.88.0/22 (1 024 addresses)
  • 32.64.164.0/22 (1 024 addresses)
  • 192.56.128.0/22 (1 024 addresses)
  • 192.56.136.0/22 (1 024 addresses)
  • 15.32.72.0/23 (512 addresses)
  • 15.32.76.0/23 (512 addresses)
  • 15.32.102.0/23 (512 addresses)
  • 15.36.126.0/23 (512 addresses)
  • 15.40.84.0/23 (512 addresses)
  • 15.44.92.0/23 (512 addresses)
  • 103.211.116.0/23 (512 addresses)
  • 137.51.246.0/23 (512 addresses)
  • 192.56.72.0/23 (512 addresses)
  • 192.56.78.0/23 (512 addresses)
  • 192.56.96.0/23 (512 addresses)
  • 192.56.116.0/23 (512 addresses)
  • 192.56.122.0/23 (512 addresses)
  • 192.56.126.0/23 (512 addresses)
  • 192.158.36.0/23 (512 addresses)
  • 194.105.114.0/23 (512 addresses)
  • 202.69.216.0/23 (512 addresses)

IPv6 Prefixes (1 total)

  • 2001:d80::/32