CTB
BGP inherited
Cluster stats
| Netblocks | 10 |
| All fragments | 38 blocks across 2 clusters |
| Cluster ID | 206035815 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 13 shared RIR contact/maintainer handles |
| Registry names | 5 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
4 weekly snapshots · JSON
10
0 netblocks since 2026-07-05
2026-07-05
peak 10
2026-07-13
IP Ranges (10)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 49.128.24.0/21 | CTB | APNIC | ALLOCATED PORTABLE | ● low |
| 49.128.96.0/22 | CTB | APNIC | ALLOCATED PORTABLE | ● low |
| 60.209.93.0 – 60.209.94.0 | CTB | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 126.52.96.0/22 | CTB | APNIC | ALLOCATED PORTABLE | ● low |
| 203.201.52.0/22 | CTB | APNIC | ALLOCATED PORTABLE | ● low |
| 210.245.43.248/29 | CTB-NET | APNIC | ASSIGNED NON-PORTABLE | ● low |
| 213.124.98.32/29 | CTB_ADMINISTRATIE_EN_ADVIES_BV | RIPE | ASSIGNED PA | ● low |
| 217.166.79.160/28 | CTB | RIPE | ASSIGNED PA | ● low |
| 2001:41f0:302b::/48 | CTB_ADMINISTRATIE_EN_ADVIES_BV | RIPE | ASSIGNED | ● low |
| 2402:6c80::/32 | CTB-JPNIC-JP-20150601 | APNIC | ALLOCATED PORTABLE | ● low |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
80.0%
of checked blocks have valid RPKI ROA coverage
(8 of 10)
Possible discrepancies (1)
These blocks are registered to CTB but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 60.209.93.0 – 60.209.94.0 /24 | authorized for AS4837 — CNCGROUP IP network of ShangHai IDC |
NIC Handles
AS286-MNT
DS95-AP
DS95-AP
DUMY-RIPE
DUMY-RIPE
FHIG2-AP
FHIG2-AP
JNIC1-AP
JNIC1-AP
MAINT-CNCGROUP-SD
MAINT-JPNIC
MAINT-VN-FPT
+1 more