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AS7578
AS7578 Global Secure Layer
GSL - Global Secure Layer · registered in Australia
IPv4 addresses 2,816 7 prefixes · <0.001% of announced IPv4
Rank in Australia #287 largest network in AU by IPv4 space, of 1,660 · <0.01% of AU
Rank worldwide #19,152 of 79,396 networks with IPv4
IPv6 2 x /32 (196,329 x /48) 217 prefixes
IPv4 prefixes
All 7 prefixes, in address order.
31.217.251.0/24 38.57.38.0/23 103.137.13.0/24 202.165.64.0/24 206.148.22.0/24 206.148.24.0/22 223.165.7.0/24
Similar-sized networks in Australia
ASN Name IPv4 addresses
AS133081 #284 SRO-AS-AP - State Revenue Office Victoria3,072
AS134688 #285 YOURFIBRE-AS-AP - YourFibre Pty Ltd3,072
AS136784 #286 VALVENETWORKS-AS-AP - Valve Networks Pty Ltd3,072
AS55736 #288 DataKnox-DNX - Dataknox Pty Limited2,816
AS18220 #289 AUS-DEFENCE-AS-AP - Australian Defence Organisation2,816
AS140576 #290 VPSBLOCKSPTYLTD-AS-AP - VPSBlocks Pty Ltd2,816
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