AS122 — UPMC-AS122

AS122 announces 17 IPv4 prefixes covering 270,848 addresses and 1 IPv6 prefixes.

About this network

An early allocation (UPMC-AS122) serving the University of Pittsburgh Medical Center, a large academic health system in Pittsburgh, Pennsylvania.

What it's used for

• Clinical, research, and administrative networking across a large integrated healthcare system.

Notable

• An institutional network for a major academic medical center, not commercial hosting. The low AS number marks it as an early-internet allocation.

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

Announced prefixes

• 128.147.0.0/16
• 150.232.0.0/16
• 151.195.0.0/16
• 157.229.0.0/17
• 157.229.128.0/19
• 157.229.160.0/20
• 157.229.176.0/21
• 157.229.184.0/22
• 157.229.188.0/23
• 157.229.191.0/24
• 157.229.192.0/18
• 192.80.29.0/24
• 198.55.8.0/21
• 198.136.8.0/21
• 198.177.199.0/24
• 198.184.147.0/24
• 205.223.240.0/20
• 2605:e900::/32

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS174 Cogent Communications, LLC
• AS6939 Hurricane Electric LLC
• AS7016 Comcast Cable Communications, LLC
• AS701 Verizon Business

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS174 Cogent Communications, LLC
• AS6939 Hurricane Electric LLC
• AS7016 Comcast Cable Communications, LLC
• AS701 Verizon Business

Internet exchanges

• Pittsburgh Internet Exchange — Pittsburgh, United States