AS9738 Brennan IT

BRENNANIT-AS9738-AP - Brennan IT · registered in Australia

IPv4 addresses30,72022 prefixes · <0.001% of announced IPv4

Rank in Australia#96largest network in AU by IPv4 space, of 1,660 · 0.08% of AU

Rank worldwide#4,976of 79,396 networks with IPv4

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

CountryAustralia1,688 ASNs registered there

Open AS9738 in ASN lookup Look up an IP in this network (61.14.96.1) All networks in Australia

IPv4 prefixes

All 22 prefixes, in address order.

61.14.96.0/20
61.14.112.0/21
61.14.120.0/22
61.14.124.0/22
103.28.196.0/22
192.231.141.0/24
202.148.224.0/22
202.148.228.0/23
202.148.230.0/23
202.148.232.0/21
203.5.194.0/24
203.19.157.0/24
203.25.120.0/24
210.18.192.0/19
210.18.224.0/22
210.18.228.0/22
210.18.232.0/21
210.18.240.0/21
210.18.248.0/24
210.18.249.0/24
210.18.250.0/23
210.18.252.0/22

IPv6 prefixes

All 1 prefix.

2403:c800::/32

Similar-sized networks in Australia

ASNNameIPv4 addresses

AS45867#93 CBA-NON-AS-AP - Commonwealth Bank of Australia34,304

AS17551#94 ANYCAST-AS-AP - Anycast Global Backbone31,744

AS9627#95 TCR-AP - TCR Holdings Ltd30,976

AS7600#97 ESCAPE-NET-AS - Escape.net29,440

AS9652#98 ECN-AS-AP - ECN Internet28,672

AS45780#99 BROADBANDSOLUTIONS-AS-AP - Broadband Solutions Pty Ltd26,624

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