AS137529 Sydney Opera House Trust

SYDNEYOPERAHOUS-AS-AP - Sydney Opera House Trust · registered in Australia

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in Australia#981largest network in AU by IPv4 space, of 1,660 · <0.01% of AU

Rank worldwide#53,835of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryAustralia1,688 ASNs registered there

Open AS137529 in ASN lookup Look up an IP in this network (103.118.122.1) All networks in Australia

IPv4 prefixes

All 2 prefixes, in address order.

103.118.122.0/24
203.32.178.0/24

Similar-sized networks in Australia

ASNNameIPv4 addresses

AS137234#978 DAVIDJONESPTYLTD-AS-AP - David Jones Pty Limited512

AS137268#979 CBRE-APAC-EQ-1 - CBRE Pty Limited512

AS137433#980 SEEK-AS-AP - Seek Limited512

AS137534#982 NEXTCLICK-AS-AP - NORTHERN BEACHES BROADBAND512

AS137555#983 OZCARE-NON-AS-AP - Ozcare512

AS137575#984 SQUAREALPHAPTYLTD-AS-AP - SquareAlpha Pty Ltd512

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