AS136000 Lightning Broadband Pty Ltd

LIGHTNING-AS-AP - Lightning Broadband Pty Ltd · registered in Australia

IPv4 addresses20,22432 prefixes · <0.001% of announced IPv4

Rank in Australia#111largest network in AU by IPv4 space, of 1,660 · 0.05% of AU

Rank worldwide#6,117of 79,396 networks with IPv4

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

CountryAustralia1,688 ASNs registered there

Open AS136000 in ASN lookup Look up an IP in this network (103.21.4.1) All networks in Australia

IPv4 prefixes

All 32 prefixes, in address order.

103.21.4.0/23
103.79.104.0/22
103.114.190.0/23
103.117.166.0/23
103.117.228.0/22
103.134.20.0/22
103.145.238.0/24
103.156.156.0/23
103.196.240.0/22
103.209.12.0/22
118.91.179.0/24
118.91.188.0/24
124.198.224.0/20
202.14.177.0/24
202.62.240.0/22
202.73.30.0/23
202.91.44.0/22
203.14.201.0/24
203.16.241.0/24
203.18.242.0/23
203.22.206.0/24
203.23.53.0/24
203.24.148.0/23
203.28.160.0/24
203.29.91.0/24
203.32.98.0/23
203.33.103.0/24
203.55.150.0/24
203.56.119.0/24
203.57.252.0/24
203.98.90.0/24
203.168.216.0/22

IPv6 prefixes

All 1 prefix.

2400:3740::/32

Similar-sized networks in Australia

ASNNameIPv4 addresses

AS38172#108 IPSTAR-AS-AU - IPSTAR Australia Pty Ltd.21,504

AS134090#109 LEAP-AS-AP - Leaptel20,992

AS136557#110 HOST-AS-AP - Host Universal Pty Ltd20,992

AS45577#112 INTERVOLVE-MELBOURNE-AS-AP - Intervolve Pty Ltd20,224

AS45768#113 CENET-AS-AU-AP - CEnet19,968

AS58511#114 ANYCAST-GLOBAL-BACKBONE - Anycast Global Backbone19,200

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