IPv6 Promotion Council Japan
Data as of 2026-09-20
BGP inherited
Limited data: only 3 ranges found registered
under this exact name. This may not reflect the organisation's full internet footprint — many companies'
web and cloud infrastructure is hosted under a third-party provider's own registration rather than their own.
This organisation
| Netblocks | 3 |
| IPv6 | 2 prefixes (largest 2402:e380:100::/40) |
| Record ID | 240772277 |
| Registry | APNIC |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 7 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (3)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 202.249.2.200/32 | IPv6 Promotion Council Japan | PEERINGDB | ASSIGNED | ● high |
| 2402:e380:100::/40 | IPV6-S90661 | APNIC | ASSIGNED NON-PORTABLE | ● high |
| 2403:97c0:10::/44 | IPV6-TYO | APNIC | ALLOCATED NON-PORTABLE | ● low |
IPv6 ranges (2)
Footprint over time
5 weekly snapshots · JSON
48
0 netblocks since 2026-07-05
2026-07-05
peak 48
2026-07-19
Network trust
what's this?
RPKI hygiene: C
how networks compare →
66.7%
of checked blocks have valid RPKI ROA coverage
(2 of 3)
Possible discrepancies (1)
These blocks are registered to IPv6 Promotion Council Japan 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.
| 2402:e380:100::/40 /40 | authorized for AS139073 — Fantasy Sky Internet eXchange |
NIC Handles
AH835-AP
AS2499
HNOJ1-AP
HNOJ1-AP
MAINT-HUS-AP
MY1345-AP
MY1345-AP