TNGNET B.V.

BGP inherited
Cluster stats
Netblocks223 · 79,826 IPv4 addresses
Registered in Netherlands (71) · United Kingdom (52) · United States (36) · Romania (20) · United Arab Emirates (4) · AG (3)
Cluster ID208786518
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 23 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
229 +6 netblocks since 2026-07-05
2026-07-05 peak 229 2026-07-19

IP Ranges (223)

showing 50 of 223 — see all⬇ export CSV
CIDR Org name Registry Status Confidence
5.22.204.0/22 TNGNET B.V. BGP ANNOUNCED ● high
23.27.242.0/24 TNGNET B.V. BGP ANNOUNCED ● high
45.10.16.0/24 TNGNET B.V. BGP ANNOUNCED ● high
45.10.17.0/24 TNGNET B.V. BGP ANNOUNCED ● high
45.10.18.0/24 TNGNET B.V. BGP ANNOUNCED ● high
45.10.19.0/24 TNGNET B.V. BGP ANNOUNCED ● high
45.88.5.0/24 TNGNET B.V. BGP ANNOUNCED ● high
45.88.6.0/24 TNGNET B.V. BGP ANNOUNCED ● high
45.88.7.0/24 TNGNET B.V. BGP ANNOUNCED ● high
45.95.40.0/24 TNGNET B.V. BGP ANNOUNCED ● high
45.95.41.0/24 TNGNET B.V. BGP ANNOUNCED ● high
45.130.100.0/22 TNGNET B.V. BGP ANNOUNCED ● high
50.114.161.0/24 TNGNET B.V. BGP ANNOUNCED ● high
64.205.232.0/22 TNGNET B.V. BGP ANNOUNCED ● high
68.164.0.0/22 TNGNET B.V. BGP ANNOUNCED ● high
68.165.140.0/22 TNGNET B.V. BGP ANNOUNCED ● high
68.165.176.0/22 TNGNET B.V. BGP ANNOUNCED ● high
68.165.208.0/22 TNGNET B.V. BGP ANNOUNCED ● high
72.244.124.0/22 TNGNET B.V. BGP ANNOUNCED ● high
74.0.132.0/22 TNGNET B.V. BGP ANNOUNCED ● high
74.0.160.0/22 TNGNET B.V. BGP ANNOUNCED ● high
74.0.200.0/22 TNGNET B.V. BGP ANNOUNCED ● high
74.0.248.0/22 TNGNET B.V. BGP ANNOUNCED ● high
78.17.140.0/22 TNGNET B.V. BGP ANNOUNCED ● high
80.249.214.41/32 TNGNET B.V. PEERINGDB ASSIGNED ● high
81.180.205.0/24 TNGNET B.V. BGP ANNOUNCED ● high
81.181.132.0/22 TNGNET B.V. BGP ANNOUNCED ● high
81.181.174.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.21.58.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.21.112.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.21.116.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.21.126.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.21.165.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.22.143.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.22.157.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.22.186.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.23.191.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.47.198.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.47.199.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.47.200.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.47.201.0/24 TNGNET B.V. BGP ANNOUNCED ● high
82.47.205.0/24 TNGNET B.V. BGP ANNOUNCED ● high
83.229.34.0/24 TNGNET B.V. BGP ANNOUNCED ● high
84.75.189.0/24 TNGNET B.V. BGP ANNOUNCED ● high
84.75.190.0/24 TNGNET B.V. BGP ANNOUNCED ● high
84.75.191.0/24 TNGNET B.V. BGP ANNOUNCED ● high
85.120.45.0/24 TNGNET B.V. BGP ANNOUNCED ● high
85.120.185.0/24 TNGNET B.V. BGP ANNOUNCED ● high
89.43.87.0/24 TNGNET B.V. BGP ANNOUNCED ● high
94.76.182.0/24 TNGNET B.V. BGP ANNOUNCED ● high

Customer-delegated space

how is this classified?
Unclassified 211 (94.6%)
Operator infrastructure (named) 12 (5.4%)

Network trust

what's this?
RPKI hygiene: A how networks compare →
96.0% of checked blocks have valid RPKI ROA coverage (214 of 223)
Wholesale/transit re-announcements (34)

These blocks are registered to TNGNET B.V. but cryptographically authorized across 9 different networks — typical for a large wholesale or transit carrier whose address space is substantially re-announced by downstream customers under their own ASNs, not individually noteworthy.

5.22.204.0/22 /22 authorized for AS174 — Cogent Communications, LLC
5.22.204.0/22 /22 authorized for AS174 — Cogent Communications, LLC
212.107.4.0/22 /22 authorized for AS25098 — Netcalibre Ltd
188.220.12.0/22 /22 authorized for AS834 — IPXO LLC
193.57.94.0/23 /23 authorized for AS6830 — Liberty Global Europe Holding B.V.
83.229.113.0/24 /24 authorized for AS6830 — Liberty Global Europe Holding B.V.
83.229.23.0/24 /24 authorized for AS199218 — Proton AG
91.244.224.0/24 /24 authorized for AS61060 — NXTcom Nederland BV
185.90.221.0/24 /24 authorized for AS6830 — Liberty Global Europe Holding B.V.
185.90.222.0/24 /24 authorized for AS6830 — Liberty Global Europe Holding B.V.
185.90.223.0/24 /24 authorized for AS6830 — Liberty Global Europe Holding B.V.
45.95.42.0/24 /24 authorized for AS60117 — Host Sailor Ltd
45.95.43.0/24 /24 authorized for AS60117 — Host Sailor Ltd
82.47.198.0/24 /24 authorized for AS174 — Cogent Communications, LLC
82.47.199.0/24 /24 authorized for AS174 — Cogent Communications, LLC
+19 more — see the REST API

NIC Handles

AS174 AS213784 AS39521 AS39521 AS47690 DUMY-RIPE DUMY-RIPE HA3004-RIPE MARTON-MNT MNT-GCICOM MNT-HS ORG-TB92-RIPE +11 more