AS131617
Centroid Networking Co., Ltd. desc: 7F.-3, NO.119, SEC. 2, MINSHENG E. RD., ZHONGSHAN DIST.
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 →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 103.104.148.0/23 | 512 |
0.0%
|
Centroid Networking Co., Ltd. desc: 7F.-3, NO.119, SEC. 2, MINSHENG E. RD., ZHONGSHAN DIST. | TW | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS131617 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 |
|---|---|---|
| 103.104.148.0/24 | 14,998 | 2026-08-04 00:09:20 |
| 103.104.149.0/24 | 14,799 | 2026-08-04 00:09:20 |
| 103.104.148.0/23 | 5,182 | 2026-07-13 06:46:19 |
| 160.25.214.0/23 | 3,457 | 2026-07-31 18:29:13 |
Frequently Asked Questions
What is AS131617?
AS131617 is an Autonomous System Number assigned to Centroid Networking Co., Ltd. desc: 7F.-3, NO.119, SEC. 2, MINSHENG E. RD., ZHONGSHAN DIST.. 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 AS131617 announce?
AS131617 announces 512 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Taiwan.
Who operates AS131617?
AS131617 is operated by Centroid Networking Co., Ltd. desc: 7F.-3, NO.119, SEC. 2, MINSHENG E. RD., ZHONGSHAN DIST.. The organization is based in Taiwan. You can view all IP ranges and related ASNs on the organization page.
What country is AS131617 registered in?
AS131617 is registered in Taiwan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
