SDCL-TW
Data as of 2026-09-06
BGP inherited
This organisation
| Netblocks | 16 · 16,896 IPv4 addresses |
| IPv6 | 2 prefixes (largest 2402:71e0::/32) |
| Record ID | 236779822 |
| Registry | APNIC |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (16)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 103.123.132.0/22 | SDCL-TW | APNIC | ALLOCATED PORTABLE | ● low |
| 103.137.22.0/23 | SDCL-TW-NET | APNIC | ALLOCATED PORTABLE | ● low |
| 103.158.228.0/23 | SDCL-TW-NET | APNIC | ALLOCATED PORTABLE | ● low |
| 103.208.196.0/23 | SDCL-TW | APNIC | ASSIGNED PORTABLE | ● low |
| 103.227.226.0/23 | SDCL-TW-NET | APNIC | ALLOCATED PORTABLE | ● low |
| 103.246.218.0/23 | SDCL-TW | APNIC | ASSIGNED PORTABLE | ● low |
| 123.253.140.0/23 | SDCL-TW | APNIC | ASSIGNED PORTABLE | ● low |
| 163.128.192.0/23 | SDCL-TW-NET | APNIC | ALLOCATED PORTABLE | ● low |
| 165.101.152.0/23 | SDCL-TW-NET | APNIC | ALLOCATED PORTABLE | ● low |
| 187.79.192.0/19 | SDCL-TW-NET | APNIC | ALLOCATED PORTABLE | ● low |
| 187.79.248.0/21 | SDCL-TW-NET | APNIC | ALLOCATED PORTABLE | ● low |
| 202.148.220.0/23 | SDCL-TW | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 202.153.4.0/23 | SDCL-TW | APNIC | ASSIGNED PORTABLE | ● low |
| 211.76.186.0/23 | SDCL-TW | APNIC | ALLOCATED NON-PORTABLE | ● low |
| 2001:df0:4e00::/48 | SDCL-TW | APNIC | ASSIGNED PORTABLE | ● low |
| 2402:71e0::/32 | SDCL-TW | APNIC | ALLOCATED PORTABLE | ● low |
IPv6 ranges (2)
Footprint over time
11 weekly snapshots · JSON
16
+1 netblocks since 2026-07-05
2026-07-05
peak 16
2026-09-06
Network trust
what's this?
RPKI hygiene: B
how networks compare →
93.8%
of checked blocks have valid RPKI ROA coverage
(15 of 16)
Possible discrepancies (15)
These blocks are registered to SDCL-TW but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2402:71e0::/32 /32 | authorized for AS134823 — Sky Digital Co., Ltd. |
| 187.79.192.0/19 /19 | authorized for AS38042 — Sky Digital Co., Ltd. |
| 187.79.248.0/21 /21 | authorized for AS38042 — Sky Digital Co., Ltd. |
| 103.123.132.0/22 /22 | authorized for AS131151 — Imcloud Technology Co., Ltd. |
| 103.137.22.0/23 /23 | authorized for AS131151 — Imcloud Technology Co., Ltd. |
| 103.158.228.0/23 /23 | authorized for AS38042 — Sky Digital Co., Ltd. |
| 103.208.196.0/23 /23 | authorized for AS134823 — Sky Digital Co., Ltd. |
| 103.246.218.0/23 /23 | authorized for AS131151 — Imcloud Technology Co., Ltd. |
| 123.253.140.0/23 /23 | authorized for AS131151 — Imcloud Technology Co., Ltd. |
| 202.153.4.0/23 /23 | authorized for AS38042 — Sky Digital Co., Ltd. |
| 211.76.186.0/23 /23 | authorized for AS38042 — Sky Digital Co., Ltd. |
| 165.101.152.0/23 /23 | authorized for AS134823 — Sky Digital Co., Ltd. |
| 202.148.220.0/23 /23 | authorized for AS38042 — Sky Digital Co., Ltd. |
| 103.227.226.0/23 /23 | authorized for AS38042 — Sky Digital Co., Ltd. |
| 163.128.192.0/23 /23 | authorized for AS38042 — Sky Digital Co., Ltd. |
NIC Handles
AT939-AP
HJ2403-AP
HJ2403-AP
MAINT-TW-TWNIC
SDCL2-AP
SDCL2-AP
SDCL2-AP
TR524-AP
TR524-AP
TR524-AP