AS49033 CRITICALCORE Critical Core BV

CRITICALCORE Critical Core BV · registered in the Netherlands

IPv4 addresses14,59215 prefixes · <0.001% of announced IPv4

Rank in Netherlands#119largest network in NL by IPv4 space, of 1,026 · 0.03% of NL

Rank worldwide#7,415of 79,396 networks with IPv4

IPv616 x /32 (1,048,576 x /48)2 prefixes

CountryNetherlands1,098 ASNs registered there

Open AS49033 in ASN lookup Look up an IP in this network (45.8.236.1) All networks in Netherlands

IPv4 prefixes

All 15 prefixes, in address order.

45.8.236.0/22
68.64.204.0/22
94.46.216.0/22
95.143.97.0/24
103.66.56.0/22
103.104.60.0/22
113.212.72.0/22
185.91.92.0/22
185.116.144.0/22
185.166.88.0/22
185.171.48.0/22
185.232.160.0/22
185.238.108.0/22
204.8.80.0/22
216.152.64.0/22

IPv6 prefixes

All 2 prefixes.

2a0f:dcc0::/29
2a0f:ddc0::/29

Similar-sized networks in Netherlands

ASNNameIPv4 addresses

AS25151#116 CYSO-AS Cyso Group B.V.14,848

AS12902#117 LUNA Ekco B.V.14,848

AS203396#118 MinEZ-DICTU Ministerie van Economische Zaken14,848

AS198203#120 ASN-ROUTELABEL RouteLabel V.O.F.13,568

AS44592#121 SkyLink SkyLink Data Center BV13,312

AS215224#122 NOVOSERVE-CUSTOMERS-AS NovoServe B.V.13,312

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources