NET JP Tsuzuki Denki Co Ltd
NET-JP-Tsuzuki-Denki-Co-Ltd
Cluster stats
| Netblocks | 8 |
| All fragments | 980 blocks across 429 clusters |
| Cluster ID | 191606648 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 17 shared RIR contact/maintainer handles |
| Registry names | 4 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
8
0 netblocks since 2026-07-05
2026-07-05
peak 8
2026-07-06
IP Ranges (8)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 27.110.14.240/28 | NET-JP-Tsuzuki-Denki-Co-Ltd | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 27.110.16.104/29 | NET-JP-Tsuzuki-Denki-Co-Ltd | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 27.110.16.120/29 | NET-JP-Tsuzuki-Denki-Co-Ltd | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 27.110.16.192/29 | NET-JP-Tsuzuki-Denki-Co-Ltd | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 27.110.19.72/29 | NET-JP-Tsuzuki-Denki-Co-Ltd | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 148.109.18.216/29 | NET-JP-TSUZUKI-DENKI | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 148.109.52.152/29 | NET-JP-TSUZUKI-DENKI-Co-Ltd | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 2001:926:1:2400::/56 | NET-JP-TSUZUKI-DENKI | RIPE | ASSIGNED | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(8 of 8)
Possible discrepancies (1)
These blocks are registered to NET-JP-Tsuzuki-Denki-Co-Ltd 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.
| 2001:926:1:2400::/56 /56 | authorized for AS8220 — COLT Technology Services Group Limited |
NIC Handles
AC2582-AP
COLT-MNT
DUMY-RIPE
DUMY-RIPE
HH2594-AP
HH2594-AP
KA299-AP
KA299-AP
KS1250-AP
KS1250-AP
KS1251-AP
KS1251-AP
+5 more