ujezdnet
Registry
Cluster stats
| Netblocks | 7 · 4,089 IPv4 addresses |
| Cluster ID | 209231355 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | Registry record |
| Shared handles | clustered on 3 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
7
0 netblocks since 2026-07-05
2026-07-05
peak 7
2026-07-19
IP Ranges (7)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 81.90.240.0/24 | ujezdnet | RIPE | ASSIGNED PA | ● low |
| 81.90.241.0/24 | ujezdnet | RIPE | ASSIGNED PA | ● low |
| 81.90.242.0/24 | ujezdnet | RIPE | ASSIGNED PA | ● low |
| 81.90.243.0/24 | ujezdnet | RIPE | ASSIGNED PA | ● low |
| 81.90.244.0/24 | ujezdnet | RIPE | ASSIGNED PA | ● low |
| 81.90.245.0/24 | ujezdnet | RIPE | ASSIGNED PA | ● low |
| 81.90.246.0 – 81.90.255.255 | ujezdnet | RIPE | ASSIGNED PA | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(7 of 7)
Possible discrepancies (7)
These blocks are registered to ujezdnet 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.
| 81.90.246.0 – 81.90.255.255 /21 | authorized for AS39761 — ABAK, Co.Ltd. |
| 81.90.240.0/24 /24 | authorized for AS39761 — ABAK, Co.Ltd. |
| 81.90.241.0/24 /24 | authorized for AS39761 — ABAK, Co.Ltd. |
| 81.90.242.0/24 /24 | authorized for AS39761 — ABAK, Co.Ltd. |
| 81.90.243.0/24 /24 | authorized for AS39761 — ABAK, Co.Ltd. |
| 81.90.244.0/24 /24 | authorized for AS39761 — ABAK, Co.Ltd. |
| 81.90.245.0/24 /24 | authorized for AS39761 — ABAK, Co.Ltd. |
NIC Handles
DUMY-RIPE
DUMY-RIPE
MNT-ABAK