AS51112 OSS-LTD-AS OSS Ltd

OSS-LTD-AS OSS Ltd · registered in Russia

IPv4 addresses2,0486 prefixes · <0.001% of announced IPv4

Rank in Russia#1,449largest network in RU by IPv4 space, of 4,937 · <0.01% of RU

Rank worldwide#23,619of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryRussia4,993 ASNs registered there

Open AS51112 in ASN lookup Look up an IP in this network (178.217.72.1) All networks in Russia

IPv4 prefixes

All 6 prefixes, in address order.

178.217.72.0/23
178.217.74.0/24
178.217.75.0/24
178.217.76.0/24
178.217.77.0/24
178.217.78.0/23

Similar-sized networks in Russia

ASNNameIPv4 addresses

AS51011#1446 P-T-K-AS JSC Comcor2,048

AS51015#1447 IP-Andreev-AS IP Andreev Boris Vladimirovich2,048

AS51041#1448 ASLANAMAR Lanamar, Ltd.2,048

AS51133#1450 MEDIAGRAND-AS Mediagrand Ltd.2,048

AS51525#1451 ASITLTD Informacionnuye technologiyi Ltd2,048

AS51532#1452 TEVIA-AS Tevia Ltd.2,048

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