AS133859 Telstra Limited

TELSTRA-AS-AP - Telstra Limited · registered in Australia

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Australia#1,328largest network in AU by IPv4 space, of 1,660 · <0.01% of AU

Rank worldwide#70,165of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryAustralia1,688 ASNs registered there

Open AS133859 in ASN lookup Look up an IP in this network (103.43.176.1) All networks in Australia

IPv4 prefixes

All 1 prefix, in address order.

103.43.176.0/24

Other ASNs named Telstra Limited

2 other networks use the same organisation name; together with AS133859 they announce 13,460,480 IPv4 addresses.

ASNNameIPv4 addresses

AS1221ASN-TELSTRA - Telstra Limited AU13,386,240

AS132029ASN-TELSTRA-02 - Telstra Limited AU73,984

Similar-sized networks in Australia

ASNNameIPv4 addresses

AS133627#1325 APEAGERSLTD-AS-AP - A.P.Eagers Ltd256

AS133758#1326 OZTELL-AS-AP - OZtell256

AS133792#1327 AVANTEGROUP-AS-AP - AVANTE I.T. PTY LTD256

AS133895#1329 PENTANET-AS-AP - Pentanet Limited256

AS133939#1330 NGSSUPER-AS-AP - NGS Super Pty Limited256

AS133958#1331 SGOPS-AS-AP - Special Ops Group Pty Ltd256

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