KNAW-NET
Cluster stats
Netblocks22
Cluster ID191875282
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 4 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
22 0 netblocks since 2026-07-05
2026-07-05 peak 22 2026-07-06

IP Ranges (22)

⬇ export CSV
CIDR Org name Registry Status Confidence
145.136.232.0/22 KNAW-NET RIPE LEGACY ● low
192.87.10.0/23 KNAW-NET RIPE LEGACY ● low
192.87.37.0/24 KNAW-NET RIPE LEGACY ● low
192.87.107.0/24 KNAW-NET RIPE LEGACY ● low
192.87.136.0/23 KNAW-NET RIPE LEGACY ● low
192.87.138.0/24 KNAW-NET RIPE LEGACY ● low
192.87.139.0/24 KNAW-NET RIPE LEGACY ● low
192.87.199.0/24 KNAW-NET RIPE LEGACY ● low
194.171.4.0/24 KNAW-NET RIPE ASSIGNED PA ● low
194.171.8.0/24 KNAW-NET RIPE ASSIGNED PA ● low
194.171.24.0/24 KNAW-NET RIPE ASSIGNED PA ● low
194.171.40.0/24 KNAW-NET RIPE ASSIGNED PA ● low
194.171.119.0/24 KNAW-NET RIPE ASSIGNED PA ● low
194.171.144.0/24 KNAW-NET RIPE ASSIGNED PA ● low
194.171.152.0/24 KNAW-NET RIPE ASSIGNED PA ● low
194.171.192.0/24 KNAW-NET RIPE ASSIGNED PA ● low
194.171.208.0/24 KNAW-NET RIPE ASSIGNED PA ● low
195.169.62.0/24 KNAW-NET RIPE ASSIGNED PA ● low
195.169.88.0/23 KNAW-NET RIPE ASSIGNED PA ● low
195.169.122.0/23 KNAW-NET RIPE ASSIGNED PA ● low
195.169.144.0/24 KNAW-NET RIPE ASSIGNED PA ● low
2001:610:1a8::/48 KNAW-NET 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 (22 of 22)
No discrepancies found among checked blocks.

NIC Handles

DUMY-RIPE DUMY-RIPE SN-LIR-MNT SURF-AUTO-MNT