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
- Enterprise allocation +4
- Trust score 69 / 100
Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →
Web3 footprint
AS17529 hosts 2 observed decentralized-network nodes across 2 networks. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 180.200.0.0/17 | 32.8K |
99.8%
|
STARCAT Co .,LTD. | JP | Aichi | Nagoya |
| 58.146.0.0/18 | 16.4K |
99.5%
|
STARCAT Co .,LTD. | JP | Aichi | Nagoya |
| 120.138.128.0/18 | 16.4K |
100.0%
|
STARCAT Co .,LTD. | JP | Aichi | Nagoya |
| 124.241.128.0/18 | 16.4K |
100.0%
|
STARCAT Co .,LTD. | JP | Aichi | Nagoya |
| 125.58.64.0/18 | 16.4K |
100.0%
|
STARCAT Co .,LTD. | JP | Aichi | Nagoya |
| 58.146.64.0/19 | 8.2K |
99.6%
|
STARCAT Co .,LTD. | JP | Aichi | Nagoya |
| 193.115.32.0/19 | 8.2K |
99.8%
|
STARCAT Co .,LTD. | JP | Aichi | Nagoya |
| 203.91.160.0/19 | 8.2K |
99.5%
|
STARCAT Co .,LTD. | JP | Aichi | Nagoya |
| 61.211.128.0/20 | 4.1K |
76.0%
|
STARCAT Co .,LTD. | JP | Aichi | Nagoya |
| 61.213.192.0/20 | 4.1K |
88.6%
|
STARCAT Co .,LTD. | JP | Aichi | Nagoya |
| 211.128.16.0/20 | 4.1K |
93.1%
|
STARCAT Co .,LTD. | JP | Aichi | Nagoya |
| 219.100.227.0/24 | 256 |
0.0%
|
STARCAT Co .,LTD. | JP | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS17529 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 |
|---|---|---|
| 180.200.0.0/17 | 21,505 | 2026-11-14 19:43:29 |
| 61.213.200.0/21 | 20,924 | 2026-11-14 19:44:10 |
| 58.146.0.0/18 | 20,899 | 2026-11-14 19:44:09 |
| 61.213.192.0/21 | 20,789 | 2026-11-14 19:44:10 |
| 124.241.128.0/18 | 20,643 | 2026-11-14 19:44:09 |
| 61.211.128.0/20 | 20,574 | 2026-11-14 19:44:27 |
| 58.146.64.0/19 | 20,554 | 2026-11-14 19:44:10 |
| 120.138.128.0/18 | 20,501 | 2026-11-14 19:44:09 |
| 125.58.64.0/18 | 20,429 | 2026-11-14 19:44:25 |
| 203.91.160.0/19 | 20,239 | 2026-11-14 19:44:10 |
| 211.128.16.0/20 | 20,100 | 2026-11-14 19:44:27 |
| 193.115.32.0/19 | 20,017 | 2026-11-14 20:26:32 |
| 219.100.227.0/24 | 13,414 | 2026-11-14 19:52:36 |
Frequently Asked Questions
What is AS17529?
AS17529 is an Autonomous System Number assigned to STARCAT Co .,LTD.. 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 AS17529 announce?
AS17529 announces 135.4K IPv4 addresses distributed across 12 routed CIDR prefixes. The network is registered in Japan.
Who operates AS17529?
AS17529 is operated by STARCAT Co .,LTD.. The organization is based in Japan. You can view all IP ranges and related ASNs on the organization page.
What country is AS17529 registered in?
AS17529 is registered in Japan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
