AS25306 — INSTITUTE-ISIRAN IsIran

AS25306 announces 2 IPv4 prefixes covering 8,448 addresses and 0 IPv6 prefixes.

About this network

The AS handle INSTITUTE-ISIRAN is held by IsIran.

What it's used for

• The address space carries corporate and institutional traffic, evidenced by netnames such as IR-ISIRAN-20020417, ISiran-Aghdasieh-E1, and Behestan-Net.
• The AS announces 8448 IPv4 addresses across 9 prefixes while maintaining only 2 observed neighbours, a ratio that indicates an internal corporate estate or access network rather than a transit provider.

Notable

• Registrants for the majority of prefixes are listed as IsIran; Behestan abuse handeling, while the 194.225.101.0/24 block is registered to Behestan Rayan Hamrah Information Technology Company.
• The inventory consists of nine IPv4 prefixes with no IPv6 announcements, showing a purely IPv4-based allocation.

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

Announced prefixes

• 81.28.32.0/19
• 194.225.101.0/24

Upstream networks

• AS6736 Institute for Research in Fundamental Sciences
• AS42337 Respina Networks & Beyond PJSC

Adjacent networks

• AS6736 Institute for Research in Fundamental Sciences
• AS42337 Respina Networks & Beyond PJSC

Routing security

• RPKI: 1 valid, 0 invalid and 43 not-found announcements; 1 ROAs.
• ASPA: none published.
• IRR: 77% of announcements registered; 55 route objects.
• Listed in as-sets: AS-ACCNET, AS-ALBORZ, AS-BTN-CUSTOMERS, AS-DCI, AS-IR-ASN, AS-IRANET-IPM, AS-RETN-ACTUAL-V4, AS-SET-FDP, AS-TICGW, AS34984:AS-TELLCOM, AS41194:AS-RASCOM.