AS133189 SENTRIAN PTY LTD

IBSPL-AS-AP - SENTRIAN PTY LTD · registered in Australia

IPv4 addresses1,0242 prefixes · <0.001% of announced IPv4

Rank in Australia#502largest network in AU by IPv4 space, of 1,660 · <0.01% of AU

Rank worldwide#30,655of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryAustralia1,688 ASNs registered there

Open AS133189 in ASN lookup Look up an IP in this network (103.87.218.1) All networks in Australia

IPv4 prefixes

All 2 prefixes, in address order.

103.87.218.0/23
103.226.8.0/23

IPv6 prefixes

All 1 prefix.

2401:3ac0::/32

Similar-sized networks in Australia

ASNNameIPv4 addresses

AS131478#499 CLARENCE-AS-AP - CLARENCE PROFESSIONAL OFFICES PTY. LIMITED1,024

AS132808#500 AISPLTIT-AS-AP - IP Telco1,024

AS132895#501 PCPL-AS-AP - Prodigy Communications Pty Ltd1,024

AS134076#503 M2000CN-AS-AP - 2000 Computers & Networks Pty Ltd 103.51.68.0/221,024

AS134503#504 FLASH-FIBRES-AS-AP - Flash Fibres1,024

AS134711#505 FLIPTVPTYLIMITED-AS-AP - FLIP TV PTY LIMITED1,024

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