Mizuho Bank, Ltd.
Mizuho Bank Ltd
Data as of 2026-09-13
GLEIF verified
Complete entity footprint
2 linked clusters ·
4 netblocks ·
520 IPv4 addresses ·
1 IPv6 prefixes
This organisation's clusters combined by evidence —
shared GLEIF corporate family
— not name similarity, so genuinely different organisations that share a name are excluded.
LEI
254900O5B06Y1EPP2H33
Registered name
Mizuho Bank, Ltd.
Jurisdiction
Ultimate parent
No parent on file in GLEIF
This organisation
| Netblocks | 2 · 512 IPv4 addresses |
| Also registered under this name | 4 netblocks across 2 separate records |
| Record ID | 240765129 |
| Registry | BGP |
| Owner jurisdiction | JP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 254900O5B06Y1EPP2H33 |
| Shared handles | clustered on 7 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (2)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 81.93.191.0/24 | Mizuho Bank Ltd | BGP | ANNOUNCED | ● high |
| 193.46.87.0/24 | Mizuho Bank Ltd | RIPE | ASSIGNED PI | ● high |
Corporate group (2 confirmed entities)
+1 additional unconfirmed candidate not shown — full list (JSON)- MIZUHO-CORPORATE-BANK-LTD 2 blocks
Network trust
what's this?
RPKI hygiene: D
how networks compare →
33.3%
of checked blocks have valid RPKI ROA coverage
(1 of 3)
No discrepancies found among checked blocks.
NIC Handles
AS43486
DUMY-RIPE
DUMY-RIPE
MAINT-VIPAR
ORG-MBL19-RIPE
RIPE-NCC-END-MNT
lir-uk-mizuho-1-MNT