Critical Core BV

BGP inherited
Cluster stats
Netblocks38 · 25,830 IPv4 addresses
Registered in Netherlands (25) · United Kingdom (4) · Poland (1)
Cluster ID208786263
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 8 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
39 0 netblocks since 2026-07-05
2026-07-05 peak 39 2026-07-19

IP Ranges (38)

⬇ export CSV
CIDR Org name Registry Status Confidence
45.8.236.0/22 Critical Core BV BGP ANNOUNCED ● high
68.64.204.0/22 Critical Core BV BGP ANNOUNCED ● high
94.46.216.0/22 Critical Core BV BGP ANNOUNCED ● high
95.143.97.0/24 Critical Core BV BGP ANNOUNCED ● high
103.66.56.0/22 Critical Core BV BGP ANNOUNCED ● high
103.104.60.0/22 Critical Core BV BGP ANNOUNCED ● high
113.212.72.0/22 Critical Core BV BGP ANNOUNCED ● high
185.0.2.21/32 Critical Core PEERINGDB ASSIGNED ● high
185.1.222.89/32 Critical Core PEERINGDB ASSIGNED ● high
185.1.240.34/32 Critical Core PEERINGDB ASSIGNED ● high
185.91.92.0/22 Critical Core BV BGP ANNOUNCED ● high
185.116.144.0/22 Critical Core BV BGP ANNOUNCED ● high
185.166.88.0/22 Critical Core BV BGP ANNOUNCED ● high
185.171.48.0/22 Critical Core BV BGP ANNOUNCED ● high
185.232.160.0/22 Critical Core BV BGP ANNOUNCED ● high
185.238.108.0/22 Critical Core BV BGP ANNOUNCED ● high
193.239.116.220/32 Critical Core PEERINGDB ASSIGNED ● high
204.8.80.0/22 Critical Core BV BGP ANNOUNCED ● high
216.152.64.0/22 Critical Core BV BGP ANNOUNCED ● high
2001:7f8:13::a524:9033:1/128 Critical Core PEERINGDB ASSIGNED ● high
2001:7f8:b7::a504:9033:1/128 Critical Core PEERINGDB ASSIGNED ● high
2001:7f8:12a::34/128 Critical Core PEERINGDB ASSIGNED ● high
2001:7f8:16d::21/128 Critical Core PEERINGDB ASSIGNED ● high
2a0f:dcc0::/29 Critical Core BV BGP ANNOUNCED ● high
2a0f:ddc0::/29 Critical Core BV BGP ANNOUNCED ● high
45.135.56.0/22 Critical Core BV RIPE ALLOCATED PA ● medium
94.46.216.0/22 Critical Core BV RIPE ALLOCATED PA ● low
103.104.60.0/22 Critical Core BV RIPE ALLOCATED PA ● low
113.212.72.0/22 Critical Core BV RIPE ALLOCATED PA ● low
185.91.92.0/22 Critical Core BV RIPE ALLOCATED PA ● low
185.116.144.0/22 Critical Core BV RIPE ALLOCATED PA ● low
185.166.88.0/22 Critical Core BV RIPE ALLOCATED PA ● low
185.171.48.0/22 Critical Core BV RIPE ALLOCATED PA ● low
185.232.160.0/22 Critical Core BV RIPE ALLOCATED PA ● low
185.238.108.0/22 Critical Core BV RIPE ALLOCATED PA ● low
204.8.80.0/22 Critical Core BV RIPE ALLOCATED PA ● low
2a0f:dcc0::/29 Critical Core BV RIPE ALLOCATED-BY-RIR ● low
2a0f:ddc0::/29 Critical Core BV RIPE ALLOCATED-BY-RIR ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
89.5% of checked blocks have valid RPKI ROA coverage (34 of 38)
Possible discrepancies (1)

These blocks are registered to Critical Core BV 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.

45.135.56.0/22 /22 authorized for AS206176 — GreenEdge B.V.

NIC Handles

AS49033 AS49033 DUMY-RIPE DUMY-RIPE MNT-SMARTROUTING MNT-SMARTROUTING ORG-CCB17-RIPE RIPE-NCC-HM-MNT