AS25306

Name: AS25306 — INSTITUTE ISIRAN
Creator: ipdex

INSTITUTE ISIRAN Unknown registered in Iran

43IPv4 prefixes

0IPv6 prefixes

2%RPKI-valid

#22,840AS Rank

326/327RIS visibility

#28Rank in Iran

2002-09-26Allocated

INSTITUTE ISIRAN (AS25306) — Unknown, registered in Iran. announces 43 IPv4 prefixes + 0 IPv6 prefixes. Rank in Iran: #28. Allocated: 2002-09-26.

IPv4 43IPv6 0

Announced prefixes · 43

v4 194.225.101.0/24 valid
v4 81.28.32.0/19 unknown
v4 81.28.32.0/23 unknown
v4 81.28.32.0/24 unknown
v4 81.28.33.0/24 unknown
v4 81.28.34.0/23 unknown
v4 81.28.34.0/24 unknown
v4 81.28.35.0/24 unknown
v4 81.28.36.0/23 unknown
v4 81.28.36.0/24 unknown
v4 81.28.37.0/24 unknown
v4 81.28.38.0/23 unknown
v4 81.28.38.0/24 unknown
v4 81.28.39.0/24 unknown
v4 81.28.40.0/23 unknown
v4 81.28.40.0/24 unknown
v4 81.28.41.0/24 unknown
v4 81.28.42.0/23 unknown
v4 81.28.42.0/24 unknown
v4 81.28.43.0/24 unknown
v4 81.28.44.0/23 unknown
v4 81.28.45.0/24 unknown
v4 81.28.46.0/23 unknown
v4 81.28.46.0/24 unknown
v4 81.28.47.0/24 unknown
v4 81.28.48.0/23 unknown
v4 81.28.48.0/24 unknown
v4 81.28.50.0/23 unknown
v4 81.28.50.0/24 unknown
v4 81.28.51.0/24 unknown
v4 81.28.52.0/23 unknown
v4 81.28.52.0/24 unknown
v4 81.28.53.0/24 unknown
v4 81.28.54.0/23 unknown
v4 81.28.55.0/24 unknown
v4 81.28.56.0/23 unknown
v4 81.28.57.0/24 unknown
v4 81.28.58.0/23 unknown
v4 81.28.58.0/24 unknown
v4 81.28.59.0/24 unknown
v4 81.28.60.0/23 unknown
v4 81.28.60.0/24 unknown
v4 81.28.61.0/24 unknown

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 43 IPv4 · 0 IPv6 announced · RIS visibility 326/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	43
2026-06-13	43

AS topology · Customer cone 1

Providers · 2

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

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