Mempool Space K.K.
BGP inherited
Cluster stats
| Netblocks | 8 · 1,787 IPv4 addresses |
| Cluster ID | 212152984 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 6 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
8
0 netblocks since 2026-07-05
2026-07-05
peak 8
2026-07-19
Domains hosted in this network
what's this?IP Ranges (8)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 103.99.169.0/24 | Mempool Space K.K. | APNIC | ASSIGNED PORTABLE | ● high |
| 103.99.170.0/23 | Mempool Space K.K. | APNIC | ASSIGNED PORTABLE | ● high |
| 103.165.192.0/23 | Mempool Space K.K. | APNIC | ASSIGNED PORTABLE | ● high |
| 103.165.192.0/24 | Mempool Space K.K. | BGP | ANNOUNCED | ● high |
| 103.165.193.0/24 | Mempool Space K.K. | BGP | ANNOUNCED | ● high |
| 2001:df6:7280::/48 | Mempool Space K.K. | BGP | ANNOUNCED | ● high |
| 2001:df6:7280::/47 | Mempool Space K.K. | APNIC | ASSIGNED PORTABLE | ● high |
| 2001:df6:7281::/48 | Mempool Space K.K. | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: C
how networks compare →
75.0%
of checked blocks have valid RPKI ROA coverage
(6 of 8)
Possible discrepancies (1)
These blocks are registered to Mempool Space K.K. 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.
| 103.99.169.0/24 /24 | authorized for AS54415 — WIZ K.K. |
NIC Handles
AM3100-AP
APNIC-HM
AS142052
JM2327-AP
JM2327-AP
ORG-MA114-AP