Densan Co., Ltd.
AVISNET
BGP inherited
Cluster stats
| Netblocks | 8 |
| All fragments | 10 blocks across 3 clusters |
| Cluster ID | 191529463 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 4 shared RIR contact/maintainer handles |
| Registry names | 2 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 |
|---|---|---|---|---|
| 101.203.88.149/32 | AVISNET | PEERINGDB | ASSIGNED | ● high |
| 210.173.176.237/32 | AVISNET | PEERINGDB | ASSIGNED | ● high |
| 2001:7fa:7:1:0:1:7955:1/128 | AVISNET | PEERINGDB | ASSIGNED | ● high |
| 2001:de8:c::1:7955:1/128 | AVISNET | PEERINGDB | ASSIGNED | ● high |
| 103.152.138.0/23 | AVISNET | APNIC | ALLOCATED PORTABLE | ● low |
| 120.88.16.0/20 | AVISNET | APNIC | ALLOCATED PORTABLE | ● low |
| 203.223.48.0/20 | AVISNET | APNIC | ALLOCATED PORTABLE | ● low |
| 210.56.160.0/19 | AVISNET | APNIC | ALLOCATED PORTABLE | ● low |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
87.5%
of checked blocks have valid RPKI ROA coverage
(7 of 8)
Possible discrepancies (4)
These blocks are registered to AVISNET 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.
| 210.56.160.0/19 /19 | authorized for AS17955 — Densan Co., Ltd. |
| 203.223.48.0/20 /20 | authorized for AS17955 — Densan Co., Ltd. |
| 120.88.16.0/20 /20 | authorized for AS17955 — Densan Co., Ltd. |
| 103.152.138.0/23 /23 | authorized for AS17955 — Densan Co., Ltd. |
NIC Handles
AS17955
JNIC1-AP
JNIC1-AP
MAINT-JPNIC