AS18412
Far EastTone Telecommunication Co., Ltd.
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
- Isp allocation +5
- Trust score 70 / 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 |
|---|---|---|---|---|---|---|
| 39.12.0.0/18 | 16.4K |
36.7%
|
Far EastTone Telecommunication Co., Ltd. | TW | Taipei City | Taipei |
| 39.12.32.0/19 | 8.2K |
36.1%
|
Far EastTone Telecommunication Co., Ltd. | TW | — | — |
| 39.12.16.0/20 | 4.1K |
42.9%
|
Far EastTone Telecommunication Co., Ltd. | TW | — | — |
| 39.12.64.0/20 | 4.1K |
38.0%
|
Far EastTone Telecommunication Co., Ltd. | TW | — | — |
| 39.12.0.0/21 | 2.0K |
30.7%
|
Far EastTone Telecommunication Co., Ltd. | TW | — | — |
| 39.12.12.0/22 | 1.0K |
32.3%
|
Far EastTone Telecommunication Co., Ltd. | TW | — | — |
| 39.12.10.0/23 | 512 |
32.0%
|
Far EastTone Telecommunication Co., Ltd. | TW | — | — |
| 39.12.8.0/24 | 256 |
37.5%
|
Far EastTone Telecommunication Co., Ltd. | TW | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS18412 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 |
|---|---|---|
| 39.12.32.0/21 | 3,915 | 2026-07-24 07:21:38 |
| 39.12.0.0/21 | 3,905 | 2026-07-24 07:21:38 |
| 39.12.8.0/21 | 3,890 | 2026-07-24 07:21:38 |
| 39.12.64.0/22 | 3,883 | 2026-07-24 07:21:38 |
| 39.12.48.0/21 | 3,864 | 2026-07-24 07:21:38 |
| 39.12.56.0/21 | 3,863 | 2026-07-24 07:21:38 |
| 39.12.76.0/22 | 3,862 | 2026-07-24 07:21:38 |
| 39.12.68.0/22 | 3,860 | 2026-07-24 07:21:38 |
| 39.12.24.0/21 | 3,859 | 2026-07-24 07:21:38 |
| 39.12.72.0/22 | 3,852 | 2026-07-24 07:21:38 |
| 39.12.40.0/21 | 3,832 | 2026-07-24 07:21:38 |
| 39.12.16.0/21 | 3,824 | 2026-07-24 07:21:38 |
| 223.22.128.0/24 | 34 | 2026-07-08 19:04:23 |
Frequently Asked Questions
What is AS18412?
AS18412 is an Autonomous System Number assigned to Far EastTone Telecommunication 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 AS18412 announce?
AS18412 announces 20.5K IPv4 addresses distributed across 8 routed CIDR prefixes. The network is registered in Taiwan.
Who operates AS18412?
AS18412 is operated by Far EastTone Telecommunication Co., Ltd.. The organization is based in Taiwan. You can view all IP ranges and related ASNs on the organization page.
What country is AS18412 registered in?
AS18412 is registered in Taiwan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
