Hotel-Arlamow
Data as of 2026-08-16
Handle
Cluster stats
| Netblocks | 10 |
| IPv6 | 2 prefixes (largest 2001:41b0:14b::/48) |
| Cluster ID | 222432060 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | RIR handle |
| 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 · report an issue | |
Footprint over time
8 weekly snapshots · JSON
10
0 netblocks since 2026-07-05
2026-07-05
peak 10
2026-08-16
IP Ranges (10)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 77.252.164.144/29 | Hotel-Arlamow | RIPE | ASSIGNED PA | ● low |
| 78.10.36.96/28 | Hotel-Arlamow | RIPE | ASSIGNED PA | ● low |
| 78.11.37.64/29 | Hotel-Arlamow | RIPE | ASSIGNED PA | ● low |
| 81.210.120.112/29 | Hotel-Arlamow | RIPE | ASSIGNED PA | ● low |
| 81.210.125.88/29 | Hotel-Arlamow | RIPE | ASSIGNED PA | ● low |
| 81.219.171.104/29 | Hotel-Arlamow | RIPE | ASSIGNED PA | ● low |
| 81.219.171.116/30 | Hotel-Arlamow | RIPE | ASSIGNED PA | ● low |
| 213.17.247.8/29 | Hotel-Arlamow | RIPE | ASSIGNED PA | ● low |
| 2001:41b0:14b::/48 | Hotel-Arlamow | RIPE | ALLOCATED-BY-LIR | ● low |
| 2001:41b0:155::/48 | Hotel-Arlamow | RIPE | ALLOCATED-BY-LIR | ● low |
IPv6 ranges (2)
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(10 of 10)
Possible discrepancies (2)
These blocks are registered to Hotel-Arlamow 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.
| 2001:41b0:155::/48 /48 | authorized for AS12741 — Netia SA |
| 2001:41b0:14b::/48 /48 | authorized for AS12741 — Netia SA |
NIC Handles
DUMY-RIPE
DUMY-RIPE
NETIA-MNT