Chief Telecom Inc.
Data as of 2026-07-26
BGP inherited
Cluster stats
| Netblocks | 28 · 39,040 IPv4 addresses |
| IPv6 | 4 prefixes (largest 2403:a3c0::/32) |
| Registered in | Taiwan (23) · Japan (1) |
| Cluster ID | 213210973 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 28 shared RIR contact/maintainer handles |
| Registry names | 6 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
6 weekly snapshots · JSON
28
-1 netblocks since 2026-07-05
2026-07-05
peak 29
2026-07-26
IP Ranges (28)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 103.124.40.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 103.124.41.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 150.117.120.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 150.117.121.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 150.117.122.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 150.117.123.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 150.117.124.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 150.117.125.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 150.117.126.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 150.117.127.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 202.3.184.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 202.153.163.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 223.26.68.0/24 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 2403:a3c0::/32 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 2403:a3c0:1::/48 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 2403:a3c0:2::/48 | Chief Telecom Inc. | BGP | ANNOUNCED | ● high |
| 43.240.152.0/22 | Chief Telecom Inc. | APNIC | ALLOCATED PORTABLE | ● low |
| 61.14.180.0/26 | CHIEF-TELECOM-TPE-NETBLK02 | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 103.5.100.0/22 | Chief Telecom Inc. | APNIC | ALLOCATED PORTABLE | ● low |
| 175.111.32.0/19 | Chief Telecom Inc. | APNIC | ALLOCATED PORTABLE | ● low |
| 202.3.168.0/24 | Chief-D31 | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 202.55.242.0/24 | Chief-D31 | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 202.55.253.0/24 | Chief-T13 | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 202.133.230.128/26 | Chief-T31 | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 202.133.231.0/24 | Chief-T31 | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 203.163.192.0/19 | Chief Telecom Inc. | APNIC | ALLOCATED PORTABLE | ● low |
| 223.26.64.0/18 | Chief Telecom Inc. | APNIC | ALLOCATED PORTABLE | ● low |
| 2406:d400::/32 | Chief Telecom Inc. | APNIC | ALLOCATED PORTABLE | ● low |
IPv6 ranges (4)
Network trust
what's this?
RPKI hygiene: B
how networks compare →
85.7%
of checked blocks have valid RPKI ROA coverage
(24 of 28)
Possible discrepancies (5)
These blocks are registered to Chief Telecom Inc. but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 103.5.100.0/22 /22 | authorized for AS38851 — PEGATRON |
| 202.55.253.0/24 /24 | authorized for AS63199 — CDS Global Cloud Co., Ltd |
| 202.133.231.0/24 /24 | authorized for AS17408 — AboveNet Communications Taiwan Co., Ltd |
| 202.3.168.0/24 /24 | authorized for AS17408 — AboveNet Communications Taiwan Co., Ltd |
| 202.55.242.0/24 /24 | authorized for AS17408 — AboveNet Communications Taiwan Co., Ltd |
NIC Handles
AA2073-AP
AC2454-AP
AH713-AP
AH713-AP
AS131600
AS131606
AS657-AP
AT939-AP
AT940-AP
AU223-AP
BY199-AP
CG195-AP
+16 more