AS133015 City of Stirling

COS-AS-AP - City of Stirling · registered in Australia

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Australia#1,307largest network in AU by IPv4 space, of 1,660 · <0.01% of AU

Rank worldwide#70,063of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryAustralia1,688 ASNs registered there

Open AS133015 in ASN lookup Look up an IP in this network (203.21.40.1) All networks in Australia

IPv4 prefixes

All 1 prefix, in address order.

203.21.40.0/24

Similar-sized networks in Australia

ASNNameIPv4 addresses

AS132864#1304 WEBACCESSPTYLTD-AS-AP - Web Access Pty Ltd256

AS132900#1305 ASCHAMSCHOOLLTD-AS-AP - Ascham School LTD256

AS132914#1306 ABL-AU - Adelaide Brighton Limited256

AS133053#1308 ESAL-AS-AP - Education Services Australia Limited256

AS133102#1309 SAHMSC-AS-AP - Sydney Anglican Home Mission Society Council256

AS133116#1310 KCGM-AS-AP - Kalgoorlie Consolidated Gold Mines256

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