$ query “AS51219” --type=asn → 1 result(s)

AS51219 · K2-INT

K2 Integration JSC

AS51219 belongs to K2 Integration JSC and is an enterprise access provider, based in Russia since 2010. The system announces a respectable 18 176 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Russia, with additional presence in France.

Basic Information

Country
🇷🇺 Russia
Category
Business
Network Role
Access Provider
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
June 24, 2010
Last Changed
October 03, 2026
Last Seen
October 10, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
48 / 21
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
18 176
Largest IPv4 Prefix
/21 (2 048 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇷🇺 Russia (17 920 IPs), 🇫🇷 France (256 IPs)
Prefix Changed
July 22, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 18 176 total (0.01%)

Connectivity Summary

Upstream Providers
6 upstreams providing transit
Peers
21 networks exchanging traffic without transit
Downstream Customers
2 downstreams buying transit
Degree
29 unique BGP neighbors
Reach
2 networks in customer cone

Upstream Providers (6)

Prefix Lists

IPv4 Prefixes (48 total)

  • 5.35.72.0/21 (2 048 addresses (/21 prefix))
  • 91.184.232.0/21 (2 048 addresses (/21 prefix))
  • 178.216.96.0/21 (2 048 addresses (/21 prefix))
  • 217.73.56.0/21 (2 048 addresses (/21 prefix))
  • 5.35.64.0/22 (1 024 addresses (/22 prefix))
  • 93.183.64.0/22 (1 024 addresses (/22 prefix))
  • 111.88.164.0/22 (1 024 addresses (/22 prefix))
  • 185.12.28.0/22 (1 024 addresses (/22 prefix))
  • 185.102.120.0/22 (1 024 addresses (/22 prefix))
  • 194.242.120.0/22 (1 024 addresses (/22 prefix))
  • 5.8.180.0/23 (512 addresses (/23 prefix))
  • 81.23.10.0/23 (512 addresses (/23 prefix))
  • 93.189.226.0/23 (512 addresses (/23 prefix))
  • 193.35.96.0/23 (512 addresses (/23 prefix))
  • 94.159.93.0/24 (256 addresses (/24 prefix))
  • 109.73.14.0/24 (256 addresses (/24 prefix))
  • 193.221.109.0/24 (256 addresses (/24 prefix))
  • 193.233.104.0/24 (256 addresses (/24 prefix))
  • 194.104.230.0/24 (256 addresses (/24 prefix))
  • 195.19.163.0/24 (256 addresses (/24 prefix))
  • 195.208.195.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (1 total)

  • 2a02:e5c0::/29