TNO
Cluster stats
Netblocks17
All fragments 25 blocks across 9 clusters
Cluster ID191680437
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 10 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (17)

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CIDR Org name Registry Status Confidence
134.203.0.0/16 TNO RIPE LEGACY ● high
134.221.0.0/16 TNO RIPE LEGACY ● high
192.43.212.0/24 TNO RIPE LEGACY ● high
192.55.105.0/24 TNO RIPE LEGACY ● high
222.66.67.56/30 TNO-CO APNIC ASSIGNED NON-PORTABLE ● high
139.63.0.0/16 TNO RIPE LEGACY ● low
192.87.29.0/24 TNO RIPE LEGACY ● low
192.87.96.0/24 TNO RIPE LEGACY ● low
192.87.168.0/24 TNO RIPE LEGACY ● low
194.171.117.0/24 TNO RIPE ASSIGNED PA ● low
195.169.91.0/24 TNO RIPE ASSIGNED PA ● low
195.169.92.0/24 TNO RIPE ASSIGNED PA ● low
195.169.128.0/24 TNO RIPE ASSIGNED PA ● low
217.100.28.240/29 TNO RIPE ASSIGNED PA ● low
2001:610:2e0::/48 TNO RIPE ALLOCATED-BY-LIR ● low
2001:610:b08::/48 TNO RIPE ALLOCATED-BY-LIR ● low
2001:41f0:1066::/48 TNO RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
82.4% of checked blocks have valid RPKI ROA coverage (14 of 17)
Possible discrepancies (1)

These blocks are registered to TNO 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.

2001:41f0:1066::/48 /48 authorized for AS33915 — Vodafone Libertel B.V.

NIC Handles

DUMY-RIPE DUMY-RIPE MAINT-CHINANET-SH ORG-TA924-RIPE RIPE-NCC-LEGACY-MNT SN-LIR-MNT SURF-AUTO-MNT ZHB14-AP ZHB14-AP ZIGGO-AUTOREG1