Landis Holdings Inc

Data as of 2026-07-26
Unresolved
Cluster stats
Netblocks19 · 1,892 IPv4 addresses
IPv6 3 prefixes (largest 2a03:41c0::/32)
Registered in Switzerland (5) · United States (3) · United Kingdom (2) · Czechia (2) · Poland (2) · Austria (1)
All fragments 33 blocks across 10 clusters
Cluster ID213503910
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 16 shared RIR contact/maintainer handles
Registry names 9 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

6 weekly snapshots · JSON
19 -5 netblocks since 2026-07-05
2026-07-05 peak 24 2026-07-26

IP Ranges (19)

⬇ export CSV
CIDR Org name Registry Status Confidence
185.9.48.0/23 Landis Holdings Inc RIPE ASSIGNED PA ● high
185.9.50.0/23 Landis Holdings Inc RIPE ASSIGNED PA ● high
195.66.123.0/24 Landis AG RIPE ASSIGNED PI ● high
78.11.36.88/29 Landis-Gyr RIPE ASSIGNED PA ● low
78.11.98.176/29 LANDIS-GRY RIPE ASSIGNED PA ● low
83.64.187.176/29 Landis-Gyr-GmbH RIPE ASSIGNED PA ● low
85.93.123.188/30 Landis-Gyr RIPE ASSIGNED PA ● low
86.188.157.248/29 LANDIS-AND RIPE ASSIGNED PA ● low
185.9.48.0/22 Landis Holdings Inc RIPE ALLOCATED PA ● low
193.131.6.0/24 LANDIS RIPE ASSIGNED PA ● low
194.158.246.128/28 LANDIS-NET RIPE ASSIGNED PA ● low
194.178.182.0/24 LANDIS RIPE ASSIGNED PA ● low
194.209.201.0/28 LANDIS-NET RIPE ASSIGNED PA ● low
194.209.255.144/29 LANDIS-NET RIPE ASSIGNED PA ● low
195.141.185.112/28 LANDIS-GYR-NET RIPE ASSIGNED PA ● low
212.24.153.8/29 Landis-Gyr RIPE ASSIGNED PA ● low
2a00:2381:c971::/56 LANDIS-AND RIPE ASSIGNED ● low
2a00:2381:c971::/48 LANDIS-AND RIPE AGGREGATED-BY-LIR ● low
2a03:41c0::/32 Landis Holdings Inc RIPE ALLOCATED-BY-RIR ● low

IPv6 ranges (3)

Network trust

what's this?
RPKI hygiene: C how networks compare →
63.2% of checked blocks have valid RPKI ROA coverage (12 of 19)
Possible discrepancies (2)

These blocks are registered to Landis Holdings Inc 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.

2a00:2381:c971::/48 /48 authorized for AS2856 — British Telecommunications Limited
2a00:2381:c971::/56 /56 authorized for AS2856 — British Telecommunications Limited

NIC Handles

AS1849-MNT AS6730-MNT BTNET-MNT CH-UNISOURCE-MNT DIALTELECOM-MNT DUMY-RIPE DUMY-RIPE LF6112-MNT MNT-SWR NETIA-MNT NLNET-MNT ORG-LHI1-RIPE +4 more