AS2687 — ATGS-MMD-AS

AS2687 announces 140 IPv4 prefixes covering 727,552 addresses and 2 IPv6 prefixes.

About this network

ATGS-MMD-AS is one of AT&T's managed-data networks, operated under AT&T Global Network Services (the former IBM Global Network / AGNS business, now part of AT&T).

What it's used for

• Global managed data and connectivity services for enterprise customers across many countries.

Notable

• Part of a major carrier's backbone, not a consumer ISP or web host. One of several sequential ATGS-MMD-AS ASNs; the block dates to a 1993 allocation.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 15.32.73.0/24
• 15.32.74.0/24
• 15.32.76.0/23
• 15.32.78.0/24
• 15.32.101.0/24
• 15.32.102.0/24
• 15.32.108.0/23
• 15.32.110.0/24
• 15.36.88.0/24
• 15.36.93.0/24
• 15.36.98.0/24
• 15.36.103.0/24
• 15.36.126.0/23
• 15.40.84.0/23
• 15.40.86.0/24
• 15.40.140.0/23
• 15.44.67.0/24
• 15.44.68.0/22
• 15.44.72.0/24
• 15.44.80.0/24
• 15.44.82.0/24
• 15.44.88.0/22
• 15.44.92.0/23
• 15.44.94.0/24
• 15.44.96.0/24
• 15.44.168.0/24
• 15.79.92.0/23
• 32.25.0.0/16
• 32.42.128.0/17
• 32.60.0.0/18
• 32.64.164.0/22
• 32.103.0.0/16
• 32.114.0.0/16
• 32.117.0.0/18
• 32.117.64.0/21
• 32.117.72.0/23
• 32.117.75.0/24
• 32.117.76.0/22
• 32.117.80.0/20
• 32.117.96.0/19
• 32.117.128.0/17
• 32.118.0.0/18
• 32.118.240.0/20
• 32.139.234.0/24
• 32.139.236.0/24
• 87.237.220.0/24
• 103.211.116.0/23
• 122.248.128.0/18
• 137.51.246.0/23
• 141.81.0.0/17
• 141.81.128.0/19
• 141.81.160.0/22
• 141.81.164.0/24
• 141.81.172.0/22
• 141.81.176.0/22
• 141.81.185.0/24
• 141.81.186.0/23
• 141.81.188.0/22
• 141.81.192.0/18
• 165.87.64.0/20
• 166.100.0.0/16
• 168.161.109.0/24
• 192.20.246.0/24
• 192.48.7.0/24
• 192.48.10.0/24
• 192.48.29.0/24
• 192.56.72.0/23
• 192.56.76.0/22
• 192.56.81.0/24
• 192.56.84.0/24
• 192.56.96.0/23
• 192.56.101.0/24
• 192.56.108.0/24
• 192.56.113.0/24
• 192.56.116.0/23
• 192.56.118.0/24
• 192.56.123.0/24
• 192.56.124.0/24
• 192.56.126.0/23
• 192.56.128.0/23
• 192.56.131.0/24
• 192.56.132.0/24
• 192.56.134.0/23
• 192.56.136.0/22
• 192.56.140.0/24
• 192.76.207.0/24
• 192.94.33.0/24
• 192.158.36.0/23
• 192.158.42.0/24
• 194.105.114.0/23
• 198.182.230.0/24
• 202.2.128.0/22
• 202.2.132.0/24
• 202.2.135.0/24
• 202.2.136.0/21
• 202.2.144.0/20
• 202.2.160.0/19
• 202.2.192.0/18
• 202.12.105.0/24
• 202.50.49.0/24

and 42 more.

Upstream networks

• AS7018 AT&T Enterprises, LLC
• AS6939 Hurricane Electric LLC
• AS9498 BHARTI Airtel Ltd.
• AS3257 GTT Communications Inc.
• AS3491 PCCW Global (HK) Ltd.
• AS2686 AT&T Enterprises, LLC
• AS24482 SG.GS
• AS38001 NewMedia Express Pte Ltd
• AS17639 Converge ICT Solutions Inc.
• AS2497 Internet Initiative Japan Inc.
• AS55720 Gigabit Hosting Sdn Bhd
• AS20485 Joint Stock Company TransTeleCom
• AS57463 NetIX Communications JSC
• AS33891 Core-Backbone GmbH
• AS7473 Singapore Telecommunications Ltd
• AS64073 Vetta Group
• AS1221 Telstra Limited
• AS35280 F5 Networks SARL
• AS15412 Flag Telecom UK Limited
• AS7575 Australian Academic and Research Network (AARNet)

Downstream networks

• AS4249 Eli Lilly and Company
• AS25888 HP Inc.
• AS17802 Macquarie Bank
• AS3918 Shell Information Technology International B.V.
• AS14381 Caterpillar, Inc.
• AS6253 The Prudential Insurance Company of America
• AS3573 Accenture LLP
• AS3738 State Street Bank and Trust Company
• AS24126 Unisys AsiaPac Intranet Access to Internet
• AS19197 Stefanini, Inc.
• AS19239 KLA Corporation
• AS14499 ALORICA INC
• AS59248 ROCKWELL AUTOMATION BV
• AS4468 AT&T Enterprises, LLC
• AS2030 The Boeing Company
• AS397074 Marshalls
• AS18113 Pfizer Pte Ltd Singapore dual homed
• AS4797 Wipro Spectramind Services Pvt Ltd (BPO -INDIA)
• AS38564 NVIDIA Asia Internet Gateway
• AS11857 Money Services, Inc.
• AS2631 Discovery Communications
• AS16466 Avaya LLC
• AS40934 Fortinet Inc.
• AS132384 Deloitte Consulting India Pvt. Ltd
• AS36180 Cisco IoT

Adjacent networks

• AS7018 AT&T Enterprises, LLC
• AS4249 Eli Lilly and Company
• AS3257 GTT Communications Inc.
• AS6939 Hurricane Electric LLC
• AS9498 BHARTI Airtel Ltd.
• AS25888 HP Inc.
• AS3491 PCCW Global (HK) Ltd.
• AS2686 AT&T Enterprises, LLC
• AS17802 Macquarie Bank
• AS3918 Shell Information Technology International B.V.
• AS14381 Caterpillar, Inc.
• AS24482 SG.GS
• AS38001 NewMedia Express Pte Ltd
• AS55720 Gigabit Hosting Sdn Bhd
• AS17639 Converge ICT Solutions Inc.
• AS2497 Internet Initiative Japan Inc.
• AS20485 Joint Stock Company TransTeleCom
• AS6253 The Prudential Insurance Company of America
• AS30337 Deloitte Services LP
• AS57463 NetIX Communications JSC
• AS3573 Accenture LLP
• AS33891 Core-Backbone GmbH
• AS7473 Singapore Telecommunications Ltd
• AS3738 State Street Bank and Trust Company
• AS24126 Unisys AsiaPac Intranet Access to Internet

Internet exchanges

• Equinix Internet Exchange Singapore — Singapore, Singapore
• BroadBand Internet eXchange Tokyo — Tokyo, Japan
• Hong Kong Internet Exchange — Hong Kong, China
• JPIX Tokyo — Tokyo, Japan
• DE-CIX Mumbai — Mumbai, India
• Megaport IX Sydney — Sydney, Australia
• IX Australia (Sydney NSW) — Sydney, Australia
• Taipei Internet Exchange (TPIX) — Taipei, Taiwan
• National Internet Exchange of India - Mumbai — Mumbai, India
• BroadBand Internet eXchange Osaka — Osaka, Japan
• National Internet Exchange of India - New Delhi — New Delhi, India
• New Zealand Internet Exchange Auckland — Auckland, New Zealand
• Auckland Peering Exchange — Auckland, New Zealand
• IX Australia (Perth WA) — Perth, Australia
• Korea Internet Neutral Exchange KINX — Seoul, South Korea
• National Internet Exchange of India - Chennai — Chennai, India
• Network Service Provider IXP (Distributed IX in Edo) — Tokyo, Japan
• National Internet Exchange of India - Hyderabad — Hyderabad, India