AS51319 KAJONET KajoNet Oy

KAJONET KajoNet Oy · registered in Finland

IPv4 addresses3,0722 prefixes · <0.001% of announced IPv4

Rank in Finland#96largest network in FI by IPv4 space, of 280 · 0.02% of FI

Rank worldwide#17,916of 79,396 networks with IPv4

IPv68 x /32 (524,288 x /48)1 prefixes

CountryFinland292 ASNs registered there

Open AS51319 in ASN lookup Look up an IP in this network (178.251.144.1) All networks in Finland

IPv4 prefixes

All 2 prefixes, in address order.

178.251.144.0/21
185.164.8.0/22

IPv6 prefixes

All 1 prefix.

2a02:2340::/29

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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