Kalnet4u Ltd
Cluster stats
Netblocks15
All fragments 20 blocks across 4 clusters
Cluster ID191811932
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 9 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (15)

⬇ export CSV
CIDR Org name Registry Status Confidence
5.57.81.192/32 KALNET4U PEERINGDB ASSIGNED ● high
31.211.160.0/21 Kalnet4u Ltd BGP ANNOUNCED ● high
2001:7f8:17::dda9:1/128 KALNET4U PEERINGDB ASSIGNED ● high
2a00:7280::/32 Kalnet4u Ltd BGP ANNOUNCED ● high
31.211.160.0/21 Kalnet4u Ltd RIPE ALLOCATED PA ● low
31.211.161.0/30 KALNET4U-HOSTING RIPE ASSIGNED PA ● low
31.211.161.8/29 KALNET4U-HOSTING RIPE ASSIGNED PA ● low
31.211.161.240/28 KALNET4U-HOSTING RIPE ASSIGNED PA ● low
31.211.162.0/30 KALNET4U-HOSTING RIPE ASSIGNED PA ● low
185.143.84.0/24 KALNET4U-HOSTING RIPE ASSIGNED PA ● low
185.143.84.0/22 Kalnet4u Ltd RIPE ALLOCATED PA ● low
2a00:2381:cc::/48 KALNET4U RIPE AGGREGATED-BY-LIR ● low
2a00:2381:cc::/56 KALNET4U RIPE ASSIGNED ● low
2a00:7280::/32 Kalnet4u Ltd RIPE ALLOCATED-BY-RIR ● low
2a00:7280::/48 KALNET4U RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: D how networks compare →
26.7% of checked blocks have valid RPKI ROA coverage (4 of 15)
Possible discrepancies (2)

These blocks are registered to Kalnet4u Ltd 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:cc::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:cc::/56 /56 authorized for AS2856 — British Telecommunications PLC

NIC Handles

AS56745 AS56745 BTNET-MNT DUMY-RIPE DUMY-RIPE MNT-KALNET4U MNT-KALNET4U ORG-KL86-RIPE RIPE-NCC-HM-MNT