AS136572
Office of The Chief Information Officer (OCIO)
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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 143.216.0.0/16 | 65.5K |
0.1%
|
Office of The Chief Information Officer OCIO | AU | South Australia | Adelaide |
| 203.26.120.0/22 | 1.0K |
1.7%
|
Office of The Chief Information Officer OCIO | AU | South Australia | Adelaide |
| 192.52.72.0/23 | 512 |
0.0%
|
Office of The Chief Information Officer OCIO | AU | — | — |
| 203.6.146.0/23 | 512 |
1.0%
|
Office of The Chief Information Officer OCIO | AU | South Australia | Adelaide |
| 203.1.252.0/24 | 256 |
0.0%
|
Office of The Chief Information Officer OCIO | AU | South Australia | Adelaide |
| 203.17.193.0/24 | 256 |
0.0%
|
Office of The Chief Information Officer OCIO | AU | — | — |
| 203.25.22.0/24 | 256 |
0.0%
|
Office of The Chief Information Officer OCIO | AU | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS136572 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 |
|---|---|---|
| 203.1.252.0/24 | 8,494 | 2026-07-19 19:40:10 |
| 203.25.22.0/24 | 8,163 | 2026-07-19 19:40:10 |
| 143.216.77.0/24 | 8,144 | 2026-07-19 19:39:41 |
| 143.216.92.0/24 | 8,127 | 2026-07-19 19:39:41 |
| 143.216.42.0/23 | 8,087 | 2026-07-19 19:39:41 |
| 203.6.146.0/23 | 8,070 | 2026-07-19 19:40:10 |
| 143.216.94.0/24 | 8,042 | 2026-07-19 19:39:41 |
| 143.216.93.0/24 | 7,998 | 2026-07-19 19:39:41 |
| 192.52.72.0/24 | 7,979 | 2026-07-19 19:40:01 |
| 143.216.88.0/22 | 7,977 | 2026-07-19 19:39:41 |
| 192.52.73.0/24 | 7,959 | 2026-07-19 19:40:01 |
| 143.216.102.0/24 | 7,893 | 2026-07-19 19:39:41 |
| 143.216.80.0/24 | 7,873 | 2026-07-19 19:39:41 |
| 143.216.0.0/16 | 7,839 | 2026-07-19 19:39:41 |
| 143.216.83.0/24 | 7,819 | 2026-07-19 19:39:41 |
| 143.216.96.0/22 | 7,804 | 2026-07-19 19:39:41 |
| 203.17.193.0/24 | 7,794 | 2026-07-19 19:40:10 |
| 203.26.120.0/22 | 7,779 | 2026-07-19 19:40:10 |
| 143.216.41.0/24 | 6,929 | 2026-07-19 19:39:41 |
| 143.216.38.0/24 | 6,819 | 2026-07-19 19:39:41 |
| 143.216.46.0/23 | 6,586 | 2026-07-19 19:39:41 |
| 143.216.32.0/21 | 6,582 | 2026-07-19 19:39:41 |
Frequently Asked Questions
What is AS136572?
AS136572 is an Autonomous System Number assigned to Office of The Chief Information Officer (OCIO). 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 AS136572 announce?
AS136572 announces 68.4K IPv4 addresses distributed across 7 routed CIDR prefixes. The network is registered in Australia.
Who operates AS136572?
AS136572 is operated by Office of The Chief Information Officer OCIO. The organization is based in Australia. You can view all IP ranges and related ASNs on the organization page.
What country is AS136572 registered in?
AS136572 is registered in Australia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
