AS133308 Indira Gandhi Centre For Atomic Research

IGCIPADD-AS-IN - Indira Gandhi Centre For Atomic Research · registered in India

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in India#2,425largest network in IN by IPv4 space, of 2,914 · <0.01% of IN

Rank worldwide#70,103of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryIndia2,940 ASNs registered there

Open AS133308 in ASN lookup Look up an IP in this network (103.139.237.1) All networks in India

IPv4 prefixes

All 1 prefix, in address order.

103.139.237.0/24

Similar-sized networks in India

ASNNameIPv4 addresses

AS133283#2422 FBNET-AS-IN - FUTURE NETSANCHAR LIMITED256

AS133294#2423 TECHNOJE-AS-IN - Jinesh Enterprises256

AS133305#2424 ALTIMETRIK-AS - ALTIMETRIK INDIA PVT LTD256

AS133313#2426 SINP-AS - Saha Institute of Nuclear Physics256

AS133320#2427 ALPHA-AS-AP - Alpha InfoLab Private limited256

AS133324#2428 CSG-AS-AP - CSG SYSTEMS INTERNATIONAL (INDIA) PRIVATE LIMITED256

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