AS43965 — TUMS-IR-AS Tehran University of Medical Science

AS43965 announces 5 IPv4 prefixes covering 20,992 addresses and 0 IPv6 prefixes.

About this network

TUMS-IR-AS is operated by Tehran University of Medical Sciences.

What it's used for

• The address space carries university infrastructure, with all 12 prefixes registered under the netname TUMS and registrant TUMS ABUSE Object.
• The AS announces 20,992 IPv4 addresses across 12 prefixes while maintaining only 2 observed neighbours, a ratio characteristic of an internal institutional network rather than a transit or access provider.
• Traffic from this AS consists of academic and administrative endpoints for one of Iran's largest public medical universities, supporting research, education, and hospital operations.

Notable

• All registrants in the RDAP data align with the announcer, consistently listing TUMS ABUSE Object for every prefix.
• The inventory is composed of two /20 blocks in the 94.184 range and ten smaller blocks in the 194.225 range, reflecting a segmented internal estate.

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

Announced prefixes

• 94.184.96.0/20
• 94.184.144.0/20
• 194.225.48.0/20
• 194.225.78.0/23
• 194.225.192.0/19

Upstream networks

• AS6736 Institute for Research in Fundamental Sciences
• AS58224 Iran Telecommunication Company PJS
• AS34837 Institute for Research in Fundamental Sciences

Adjacent networks

• AS6736 Institute for Research in Fundamental Sciences
• AS58224 Iran Telecommunication Company PJS
• AS34837 Institute for Research in Fundamental Sciences

Routing security

• RPKI: 18 valid, 0 invalid and 0 not-found announcements; 7 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 20 route objects.
• Listed in as-sets: AS-DCI, AS-IR-ASN, AS-IRANET-IPM, AS-IRANET-IPM-V6, AS-TICGW, AS3491:AS-CUSTOMERS-EU.