AS51241 IRPOST-TEH Islamic Republic of Iran Post PJSC

IRPOST-TEH Islamic Republic of Iran Post PJSC · registered in Iran

IPv4 addresses1,5363 prefixes · <0.001% of announced IPv4

Rank in Iran#194largest network in IR by IPv4 space, of 569 · 0.02% of IR

Rank worldwide#26,876of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryIran583 ASNs registered there

Open AS51241 in ASN lookup Look up an IP in this network (91.207.138.1) All networks in Iran

IPv4 prefixes

All 3 prefixes, in address order.

91.207.138.0/23
178.215.8.0/23
178.219.238.0/23

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AS48555#193 IRITCO-AS Iranian Information Technology PJSC1,536

AS57474#195 Nazhin Nazhin Sepahan IT and data processing plc1,536

AS58104#196 UI University of Isfahan1,536

AS62048#197 ACAI Avini cultural and Art Institute1,536

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources