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Autonomous System

AS51219

K2 Integration JSC

Announced IPs
18,176
CIDR prefixes
21
ASN
AS51219

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 →

Network profile

Source: PeeringDB →
Network type Enterprise
Geographic scope Not Disclosed
Traffic ratio Mostly Outbound
Peering policy Open
IRR record AS-K2INT

Present at 2 internet exchanges: CLOUD-IX MSK, GNM-IX

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS51219 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
81.23.10.0/23 30,075 2026-07-24 07:21:52
5.35.66.0/24 29,936 2026-07-24 07:21:52
109.73.14.0/24 29,190 2026-07-24 07:21:52
5.8.180.0/23 28,981 2026-07-24 07:21:52
194.104.230.0/24 28,954 2026-07-24 07:21:52
5.35.79.0/24 28,947 2026-07-24 07:21:53
5.35.75.0/24 28,936 2026-07-24 07:21:53
5.35.74.0/24 28,908 2026-07-24 07:21:53
5.35.77.0/24 28,903 2026-07-24 07:21:53
5.35.78.0/24 28,848 2026-07-24 07:21:53
5.35.64.0/22 28,828 2026-07-24 07:21:53
5.35.76.0/24 28,817 2026-07-24 07:21:53
5.35.73.0/24 28,634 2026-07-24 07:21:53
217.73.56.0/24 28,364 2026-07-24 07:21:52
93.189.227.0/24 28,190 2026-07-24 07:21:52
93.189.226.0/24 28,142 2026-07-24 07:21:52
178.216.96.0/21 28,130 2026-07-24 07:21:53
111.88.164.0/22 27,988 2026-07-24 07:29:38
93.183.64.0/22 27,810 2026-07-24 07:21:53
91.184.239.0/24 27,560 2026-07-24 07:21:53
193.221.109.0/24 27,504 2026-07-24 07:21:52
91.184.232.0/21 27,323 2026-07-24 07:21:53
185.102.121.0/24 27,259 2026-07-24 07:21:53
185.102.123.0/24 27,187 2026-07-24 07:21:53
185.102.120.0/24 27,169 2026-07-24 07:21:53
185.12.28.0/22 27,168 2026-07-24 07:21:53
185.102.120.0/22 27,163 2026-07-24 07:21:53
193.35.96.0/23 27,106 2026-07-24 07:21:53
185.102.122.0/24 27,069 2026-07-24 07:21:53
111.88.164.0/24 27,042 2026-07-24 07:29:38
5.35.64.0/24 26,991 2026-07-24 07:29:38
217.73.56.0/21 26,913 2026-07-24 07:21:53
217.73.59.0/24 26,824 2026-07-24 07:21:53
217.73.61.0/24 26,752 2026-07-24 07:21:53
91.184.238.0/24 26,752 2026-07-24 07:29:38
217.73.57.0/24 26,693 2026-07-24 07:21:53
194.242.120.0/22 26,685 2026-07-24 07:21:53
217.73.60.0/24 26,641 2026-07-24 07:21:53
217.73.63.0/24 26,631 2026-07-24 07:21:53
217.73.58.0/24 26,568 2026-07-24 07:21:53
217.73.62.0/24 26,421 2026-07-24 07:21:53
5.35.67.0/24 23,531 2026-07-24 07:29:38
94.159.93.0/24 23,386 2026-07-24 07:29:38
193.233.104.0/24 22,587 2026-07-24 07:29:38
195.19.163.0/24 22,472 2026-07-24 07:29:38
5.35.72.0/24 16,656 2026-07-24 07:22:18
195.208.195.0/24 12,314 2026-07-24 07:29:38
46.8.177.0/24 11,702 2026-06-04 08:45:56
111.88.165.0/24 1,619 2026-07-24 07:29:38
5.35.66.114/32 38 2026-06-29 08:14:14

Frequently Asked Questions

What is AS51219?

AS51219 is an Autonomous System Number assigned to K2 Integration JSC. 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 AS51219 announce?

AS51219 announces 18.2K IPv4 addresses distributed across 21 routed CIDR prefixes. The network is registered in Russia.

Who operates AS51219?

AS51219 is operated by K2 Integration JSC. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS51219 registered in?

AS51219 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 07:55:33 UTC
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