AS46476 — TTUHSC - Texas Tech University Health Sciences Center

AS46476 announces 3 IPv4 prefixes covering 65,536 addresses and 1 IPv6 prefixes.

About this network

The AS handle TTUHSC is operated by Texas Tech University Health Sciences Center.

What it's used for

• The address space carries internal university and healthcare network traffic, identified by netnames such as TTUHSC-V4-BLK1, TTUHSC-V4-BLK2, and TTUHSC-V4-BLK3.
• The AS announces 65,536 IPv4 addresses across 8 prefixes and 1 IPv6 prefix, while maintaining only 3 observed routing neighbours.
• This high address-to-neighbour ratio indicates an internal corporate estate for a public medical school and university system, rather than a transit or access provider.

Notable

• All registrants for the announced prefixes are listed as Texas Tech University Health Sciences Center, with specific contact points for IT Networking and IT Security.
• The address inventory is subdivided into three distinct blocks, with the 208.122.128.0/18 range further fragmented into five smaller prefixes.
• The organization operates as a public university focused on health sciences, with campuses in Lubbock, El Paso, Abilene, and Amarillo, Texas.

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

Announced prefixes

• 66.230.0.0/18
• 69.175.128.0/17
• 208.122.128.0/18
• 2620:118:3000::/40

Upstream networks

• AS15164 Unite Private Networks LLC.
• AS22645 LEARN
• AS16905 LEARN

Adjacent networks

• AS15164 Unite Private Networks LLC.
• AS22645 LEARN
• AS16905 LEARN

Routing security

• RPKI: 0 valid, 0 invalid and 5 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 10 route objects.
• Listed in as-sets: AS-HURRICANE, AS-HURRICANEV6, AS-LEARN-HOUSTON-INTERNET, AS-LEARN-INST, AS15164:AS-CUSTOMERS, AS16905:AS-CONE, AS22645:AS-CONE.