Japan Registry Services Co., Ltd.
Data as of 2026-07-26
BGP inherited
Cluster stats
| Netblocks | 6 · 1,025 IPv4 addresses |
| IPv6 | 2 prefixes (largest 2403:2880::/32) |
| All fragments | 12 blocks across 2 clusters |
| Cluster ID | 214449738 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 2 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
6 weekly snapshots · JSON
6
0 netblocks since 2026-07-05
2026-07-05
peak 6
2026-07-26
IP Ranges (6)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 103.198.208.0/23 | Japan Registry Services Co., Ltd. | BGP | ANNOUNCED | ● high |
| 103.198.210.0/24 | Japan Registry Services Co., Ltd. | BGP | ANNOUNCED | ● high |
| 210.173.176.78/32 | Japan Registry Services | PEERINGDB | ASSIGNED | ● high |
| 219.100.72.0/24 | Japan Registry Services Co., Ltd. | BGP | ANNOUNCED | ● high |
| 2001:7fa:7:1:0:2:4252:1/128 | Japan Registry Services | PEERINGDB | ASSIGNED | ● high |
| 2403:2880::/32 | Japan Registry Services Co., Ltd. | BGP | ANNOUNCED | ● high |
IPv6 ranges (2)
Network trust
what's this?
RPKI hygiene: D
how networks compare →
33.3%
of checked blocks have valid RPKI ROA coverage
(2 of 6)
No discrepancies found among checked blocks.
NIC Handles
AS131905
AS24252