M2M Uslugi Teleinformatyczne Maciej Mackiewicz
Cluster stats
| Netblocks | 2 |
| All fragments | 4 blocks across 2 clusters |
| Cluster ID | 193372509 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| 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 | |
IP Ranges (2)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 155.133.96.0/21 | M2M Uslugi Teleinformatyczne Maciej Mackiewicz | BGP | ANNOUNCED | ● high |
| 2a02:d88:1448::/48 | M2M Uslugi Teleinformatyczne Maciej Mackiewicz | RIPE | ALLOCATED-BY-LIR | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(2 of 2)
Possible discrepancies (1)
These blocks are registered to M2M Uslugi Teleinformatyczne Maciej Mackiewicz 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.
| 2a02:d88:1448::/48 /48 | authorized for AS20552 — Horyzont Technologie Internetowe sp.z.o.o. |
NIC Handles
AS201427
DUMY-RIPE
DUMY-RIPE
HORYZONT-MNT
ORG-MTOM1-RIPE
TSLA1-MNT