Hotel-Arlamow
Cluster stats
Netblocks10
All fragments 1,277 blocks across 884 clusters
Cluster ID191627661
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
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

IP Ranges (10)

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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

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