AS63920 Superloop (VostroNet)

VOSTRO-AS-AP - Superloop (VostroNet) · registered in Australia

IPv4 addresses1,5365 prefixes · <0.001% of announced IPv4

Rank in Australia#411largest network in AU by IPv4 space, of 1,660 · <0.01% of AU

Rank worldwide#26,094of 79,396 networks with IPv4

IPv6257 x /482 prefixes

CountryAustralia1,688 ASNs registered there

Open AS63920 in ASN lookup Look up an IP in this network (43.225.50.1) All networks in Australia

IPv4 prefixes

All 5 prefixes, in address order.

43.225.50.0/24
103.44.33.0/24
103.65.252.0/24
103.65.254.0/23
103.208.165.0/24

IPv6 prefixes

All 2 prefixes.

2401:cd80:300::/40
2401:cd81::/48

Similar-sized networks in Australia

ASNNameIPv4 addresses

AS140646#408 RESETDATAPTYLTD-AS-AP - ResetData Pty Ltd1,536

AS37988#409 ALPHA-LAYER-AS-AP - Alpha Layer Pty Ltd1,536

AS56057#410 ENTITYDATA-AU - Entity Data Pty Limited1,536

AS24305#412 EDGEIXPTYLTD-AS-AP - EdgeIX Pty Ltd1,536

AS64089#413 DNSFILTER-AS-AP - DNSFilter, Inc.1,536

AS9517#414 CATHEDBNE-AS-AP - Brisbane Catholic Education1,536

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