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Autonomous System

AS51319

KajoNet Oy

Announced IPs
3,072
CIDR prefixes
2
ASN
AS51319

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
178.251.144.0/21 2.0K
49.6%
KajoNet Oy FI Uusimaa Numminen
185.164.8.0/22 1.0K
99.4%
KajoNet Oy FI Uusimaa Pornainen

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS51319 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.164.8.0/22 8,457 2026-07-28 18:15:18
178.251.144.0/21 8,438 2026-07-28 18:15:18

Frequently Asked Questions

What is AS51319?

AS51319 is an Autonomous System Number assigned to KajoNet Oy. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS51319 announce?

AS51319 announces 3.1K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Finland.

Who operates AS51319?

AS51319 is operated by KajoNet Oy. The organization is based in Finland. You can view all IP ranges and related ASNs on the organization page.

What country is AS51319 registered in?

AS51319 is registered in Finland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-28 19:25:31 UTC
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