Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Trust score 65 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 166.120.64.0/19 | 8.2K |
0.0%
|
Westpac Bank | AU | — | — |
| 110.5.80.0/20 | 4.1K |
0.2%
|
Westpac Bank | AU | — | — |
| 166.120.0.0/21 | 2.0K |
0.7%
|
Westpac Bank | AU | — | — |
| 203.24.0.0/21 | 2.0K |
4.9%
|
Westpac Bank | AU | — | — |
| 166.120.164.0/22 | 1.0K |
0.6%
|
Westpac Bank | AU | — | — |
| 166.120.200.0/22 | 1.0K |
4.1%
|
Westpac Bank | AU | — | — |
| 166.120.212.0/22 | 1.0K |
0.1%
|
Westpac Bank | AU | — | — |
| 166.120.216.0/22 | 1.0K |
0.1%
|
Westpac Bank | AU | — | — |
| 166.120.58.0/23 | 512 |
0.0%
|
Westpac Bank | AU | — | — |
| 203.16.39.0/24 | 256 |
34.8%
|
Westpac Bank | AU | — | — |
| 203.23.44.0/24 | 256 |
8.2%
|
Westpac Bank | AU | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS9426 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 166.120.212.0/22 | 16,811 | 2026-07-29 20:49:43 |
| 203.24.4.0/22 | 16,731 | 2026-07-29 20:49:43 |
| 166.120.216.0/22 | 16,705 | 2026-07-29 20:49:43 |
| 203.24.0.0/22 | 16,691 | 2026-07-29 20:49:43 |
| 166.120.200.0/22 | 16,628 | 2026-07-29 20:49:43 |
| 166.120.4.0/22 | 16,465 | 2026-07-29 20:50:56 |
| 166.120.64.0/22 | 16,441 | 2026-07-29 20:49:43 |
| 166.120.64.0/19 | 16,423 | 2026-07-29 20:49:43 |
| 166.120.164.0/22 | 16,418 | 2026-07-29 20:49:43 |
| 166.120.0.0/22 | 16,409 | 2026-07-29 20:49:43 |
| 110.5.88.0/22 | 16,000 | 2026-07-29 20:49:43 |
| 110.5.80.0/22 | 15,993 | 2026-07-29 20:49:43 |
| 110.5.92.0/22 | 15,992 | 2026-07-29 20:50:42 |
| 110.5.84.0/22 | 15,982 | 2026-07-29 20:51:08 |
| 166.120.80.0/20 | 14,597 | 2026-07-29 20:57:44 |
| 166.120.59.0/24 | 10,382 | 2026-07-29 20:29:08 |
| 166.120.58.0/24 | 9,302 | 2026-07-27 06:23:29 |
| 110.5.91.0/24 | 7,931 | 2026-07-29 20:59:53 |
| 166.120.7.0/24 | 7,831 | 2026-07-29 20:50:37 |
| 110.5.85.0/24 | 7,727 | 2026-07-29 20:59:59 |
| 203.24.7.0/24 | 7,091 | 2026-07-29 20:51:11 |
| 203.24.6.0/24 | 7,042 | 2026-07-29 20:50:51 |
| 166.120.3.0/24 | 7,042 | 2026-07-29 20:47:01 |
| 203.24.5.0/24 | 7,037 | 2026-07-29 20:59:53 |
| 166.120.212.0/24 | 7,036 | 2026-07-29 20:48:50 |
| 166.120.5.0/24 | 7,032 | 2026-07-29 20:51:00 |
| 203.24.3.0/24 | 7,031 | 2026-07-29 20:48:21 |
| 203.24.4.0/24 | 7,029 | 2026-07-29 20:46:00 |
| 203.24.1.0/24 | 7,026 | 2026-07-29 20:49:17 |
| 166.120.0.0/24 | 7,017 | 2026-07-29 20:33:38 |
| 110.5.95.0/24 | 7,014 | 2026-07-29 20:38:27 |
| 166.120.202.0/24 | 7,014 | 2026-07-29 20:40:30 |
| 166.120.167.0/24 | 7,002 | 2026-07-29 20:58:41 |
| 166.120.203.0/24 | 6,999 | 2026-07-29 20:40:12 |
| 203.16.39.0/24 | 6,984 | 2026-07-29 20:59:18 |
| 166.120.1.0/24 | 6,977 | 2026-07-29 20:28:07 |
| 110.5.93.0/24 | 6,975 | 2026-07-29 20:59:54 |
| 166.120.165.0/24 | 6,952 | 2026-07-29 20:57:46 |
| 166.120.164.0/24 | 6,945 | 2026-07-29 20:59:02 |
| 203.23.44.0/24 | 6,923 | 2026-07-29 20:57:46 |
| 110.5.92.0/24 | 6,922 | 2026-07-29 20:46:26 |
| 110.5.89.0/24 | 6,912 | 2026-07-29 20:38:27 |
| 166.120.65.0/24 | 6,897 | 2026-07-29 20:59:54 |
| 110.5.86.0/24 | 6,877 | 2026-07-29 20:46:52 |
| 110.5.82.0/24 | 6,859 | 2026-07-29 20:47:01 |
| 110.5.81.0/24 | 6,858 | 2026-07-29 20:47:08 |
| 110.5.87.0/24 | 6,849 | 2026-07-29 20:59:54 |
| 110.5.88.0/24 | 6,848 | 2026-07-29 20:59:53 |
| 110.5.83.0/24 | 6,836 | 2026-07-29 20:59:53 |
| 110.5.80.0/24 | 6,787 | 2026-07-29 20:59:58 |
Showing top 50 of 59 announced prefixes by sample volume.
Frequently Asked Questions
What is AS9426?
AS9426 is an Autonomous System Number assigned to Westpac Bank. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS9426 announce?
AS9426 announces 21.5K IPv4 addresses distributed across 11 routed CIDR prefixes. The network is registered in Australia.
Who operates AS9426?
AS9426 is operated by Westpac Bank. The organization is based in Australia. You can view all IP ranges and related ASNs on the organization page.
What country is AS9426 registered in?
AS9426 is registered in Australia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
