$ query “AS21497” --type=asn → 1 result(s)

AS21497 · UMC-AS

PrJSC VF UKRAINE

AS21497 is operated by PrJSC VF UKRAINE and serves as a major transit provider, based in Ukraine since 2002. The system announces a solid 540 928 IPv4 addresses, including a /16, and supports IPv6. The bulk of its IP address space is in Ukraine.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #9 in Ukraine — Top 10 by reach within country

Basic Information

Country
🇺🇦 Ukraine
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
January 02, 2002
Last Changed
March 04, 2026
Last Seen
June 22, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
160 / 48
IPv6 Prefixes (raw / aggregated)
7 / 1
IPv4 Addresses
540 928
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇺🇦 Ukraine (1 024 256 IPs)
Prefix Changed
June 06, 2026

Reputation

Reputation
Good — 4 flagged IPs out of 540 928 total (0.00%)

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
163 networks exchanging traffic without transit
Downstream Customers
87 downstreams buying transit
Unclassified
8 unclassified BGP neighbors
Degree
263 unique BGP neighbors
Reach
239 networks in customer cone

Upstream Providers (5)

Prefix Lists

IPv4 Prefixes (160 total)

  • 31.144.0.0/16 (65 536 addresses (/16 prefix))
  • 46.133.0.0/16 (65 536 addresses (/16 prefix))
  • 77.52.0.0/16 (65 536 addresses (/16 prefix))
  • 89.209.0.0/16 (65 536 addresses (/16 prefix))
  • 128.124.0.0/16 (65 536 addresses (/16 prefix))
  • 178.133.0.0/16 (65 536 addresses (/16 prefix))
  • 31.12.128.0/17 (32 768 addresses (/17 prefix))
  • 95.109.128.0/17 (32 768 addresses (/17 prefix))
  • 88.214.64.0/18 (16 384 addresses (/18 prefix))
  • 93.127.64.0/18 (16 384 addresses (/18 prefix))
  • 217.24.160.0/20 (4 096 addresses (/20 prefix))
  • 85.114.192.0/20 (4 096 addresses (/20 prefix))
  • 178.136.96.0/20 (4 096 addresses (/20 prefix))
  • 213.186.208.0/20 (4 096 addresses (/20 prefix))
  • 80.255.64.0/20 (4 096 addresses (/20 prefix))
  • 89.105.224.0/21 (2 048 addresses (/21 prefix))
  • 178.136.40.0/21 (2 048 addresses (/21 prefix))
  • 81.95.176.0/21 (2 048 addresses (/21 prefix))
  • 93.178.192.0/21 (2 048 addresses (/21 prefix))
  • 77.239.160.0/21 (2 048 addresses (/21 prefix))
  • 93.178.212.0/22 (1 024 addresses (/22 prefix))
  • 81.95.188.0/22 (1 024 addresses (/22 prefix))
  • 89.105.252.0/22 (1 024 addresses (/22 prefix))
  • 78.111.220.0/22 (1 024 addresses (/22 prefix))
  • 213.154.192.0/22 (1 024 addresses (/22 prefix))
  • 93.178.224.0/22 (1 024 addresses (/22 prefix))
  • 178.136.64.0/22 (1 024 addresses (/22 prefix))
  • 89.105.236.0/22 (1 024 addresses (/22 prefix))
  • 93.178.240.0/22 (1 024 addresses (/22 prefix))
  • 93.178.248.0/22 (1 024 addresses (/22 prefix))
  • 178.136.32.0/22 (1 024 addresses (/22 prefix))
  • 178.136.28.0/22 (1 024 addresses (/22 prefix))
  • 89.105.240.0/22 (1 024 addresses (/22 prefix))
  • 195.248.172.0/23 (512 addresses (/23 prefix))
  • 213.130.24.0/23 (512 addresses (/23 prefix))
  • 81.95.184.0/23 (512 addresses (/23 prefix))
  • 93.178.228.0/23 (512 addresses (/23 prefix))
  • 89.105.250.0/23 (512 addresses (/23 prefix))
  • 89.105.244.0/23 (512 addresses (/23 prefix))
  • 178.136.69.0/24 (256 addresses (/24 prefix))
  • 89.105.249.0/24 (256 addresses (/24 prefix))
  • 93.127.1.0/24 (256 addresses (/24 prefix))
  • 178.136.73.0/24 (256 addresses (/24 prefix))
  • 178.136.132.0/24 (256 addresses (/24 prefix))
  • 178.136.191.0/24 (256 addresses (/24 prefix))
  • 213.154.202.0/24 (256 addresses (/24 prefix))
  • 93.178.237.0/24 (256 addresses (/24 prefix))
  • 93.178.209.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (7 total)

  • 2a00:f50::/32