AS50128 CNC CNC, a.s.

CNC CNC, a.s. · registered in Slovakia

IPv4 addresses2,0484 prefixes · <0.001% of announced IPv4

Rank in Slovakia#77largest network in SK by IPv4 space, of 191 · 0.08% of SK

Rank worldwide#22,388of 79,396 networks with IPv4

IPv665,535 x /4816 prefixes

CountrySlovakia196 ASNs registered there

Open AS50128 in ASN lookup Look up an IP in this network (109.71.64.1) All networks in Slovakia

IPv4 prefixes

All 4 prefixes, in address order.

109.71.64.0/23
109.71.67.0/24
109.71.68.0/22
194.1.130.0/24

IPv6 prefixes

All 16 prefixes.

2a02:6300::/43
2a02:6300:20::/44
2a02:6300:31::/48
2a02:6300:32::/47
2a02:6300:34::/46
2a02:6300:38::/45
2a02:6300:40::/42
2a02:6300:80::/41
2a02:6300:100::/40
2a02:6300:200::/39
2a02:6300:400::/38
2a02:6300:800::/37
2a02:6300:1000::/36
2a02:6300:2000::/35
2a02:6300:4000::/34
2a02:6300:8000::/33

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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