AS19153 — UTMARTIN

AS19153 announces 1 IPv4 prefixes covering 1,024 addresses and 0 IPv6 prefixes.

About this network

The AS handle UTMARTIN is held by The University of Tennessee at Martin.

What it's used for

• The address space is registered under the netname UTMARTIN for the university's internal network operations.
• The AS announces a single IPv4 prefix, 208.87.72.0/22, comprising 1024 addresses, with no IPv6 prefixes in inventory.
• With only 2 observed neighbours, the low neighbour count relative to the address block indicates a small, self-contained institutional network rather than a transit provider.

Notable

• The RDAP registrant matches the AS holder exactly, confirming direct ownership of the address space.
• The inventory consists of a single contiguous /22 block, typical of a dedicated institutional allocation.

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

Announced prefixes

• 208.87.72.0/22

Upstream networks

• AS20115 Charter Communications LLC
• AS11758 IRIS Networks

Adjacent networks

• AS20115 Charter Communications LLC
• AS11758 IRIS Networks

Routing security

• RPKI: 0 valid, 0 invalid and 4 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 25% of announcements registered; 2 route objects.
• Listed in as-sets: AS-13986, AS-18474, AS-CHTR-BB, AS-FRONTIER, AS-HURRICANE, AS-IRIS-CUSTOMERS, AS-SOX-TRANSIT, AS-TRANSROUTE-SPEC, AS-WINDSTREAM-CUST.