$ 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 533 760 IPv4 addresses, including a /16, and supports IPv6. Its primary geographic footprint is in Ukraine. This AS's prefix announcements have been recently modified.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

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
April 29, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
162 / 44
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
533 760
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇺🇦 Ukraine (1 017 088 IPs)
Prefix Changed
April 30, 2026

Reputation

Reputation
Good — 15 flagged IPs out of 533 760 total (0.00%)

Connectivity Summary

Upstream Providers
4 upstreams providing transit
Peers
162 networks exchanging traffic without transit
Downstream Customers
85 downstreams buying transit
Unclassified
11 unclassified BGP neighbors
Degree
262 unique BGP neighbors
Reach
229 networks in customer cone

Upstream Providers (4)

Prefix Lists

IPv4 Prefixes (162 total)

  • 178.133.0.0/16 (65 536 addresses (/16 prefix))
  • 89.209.0.0/16 (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))
  • 128.124.0.0/16 (65 536 addresses (/16 prefix))
  • 31.144.0.0/16 (65 536 addresses (/16 prefix))
  • 95.109.128.0/17 (32 768 addresses (/17 prefix))
  • 31.12.128.0/17 (32 768 addresses (/17 prefix))
  • 88.214.64.0/18 (16 384 addresses (/18 prefix))
  • 85.114.192.0/20 (4 096 addresses (/20 prefix))
  • 178.136.96.0/20 (4 096 addresses (/20 prefix))
  • 80.255.64.0/20 (4 096 addresses (/20 prefix))
  • 213.186.208.0/20 (4 096 addresses (/20 prefix))
  • 217.24.160.0/20 (4 096 addresses (/20 prefix))
  • 93.127.112.0/20 (4 096 addresses (/20 prefix))
  • 178.136.64.0/21 (2 048 addresses (/21 prefix))
  • 89.105.224.0/21 (2 048 addresses (/21 prefix))
  • 81.95.176.0/21 (2 048 addresses (/21 prefix))
  • 93.127.104.0/21 (2 048 addresses (/21 prefix))
  • 89.105.240.0/21 (2 048 addresses (/21 prefix))
  • 93.178.192.0/21 (2 048 addresses (/21 prefix))
  • 93.178.208.0/21 (2 048 addresses (/21 prefix))
  • 178.136.40.0/21 (2 048 addresses (/21 prefix))
  • 77.239.160.0/21 (2 048 addresses (/21 prefix))
  • 93.178.248.0/22 (1 024 addresses (/22 prefix))
  • 93.178.240.0/22 (1 024 addresses (/22 prefix))
  • 213.154.192.0/22 (1 024 addresses (/22 prefix))
  • 89.105.236.0/22 (1 024 addresses (/22 prefix))
  • 93.178.236.0/22 (1 024 addresses (/22 prefix))
  • 81.95.188.0/22 (1 024 addresses (/22 prefix))
  • 178.136.28.0/22 (1 024 addresses (/22 prefix))
  • 178.136.32.0/22 (1 024 addresses (/22 prefix))
  • 93.178.224.0/22 (1 024 addresses (/22 prefix))
  • 78.111.220.0/22 (1 024 addresses (/22 prefix))
  • 178.136.72.0/22 (1 024 addresses (/22 prefix))
  • 93.127.0.0/22 (1 024 addresses (/22 prefix))
  • 93.178.228.0/23 (512 addresses (/23 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))
  • 89.105.248.0/23 (512 addresses (/23 prefix))
  • 178.136.191.0/24 (256 addresses (/24 prefix))
  • 178.136.132.0/24 (256 addresses (/24 prefix))
  • 213.154.202.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (1 total)

  • 2a00:f50::/32