$ query “AS35179” --type=asn → 1 result(s)

AS35179 · KORBANK-AS

Korbank S. A.

AS35179 is run by Korbank S. A. and is a mid-size transit provider, registered in Poland since 2005. The system announces a respectable 22 784 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in Poland, with additional presence in the United States.

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

Basic Information

Country
🇵🇱 Poland
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
June 16, 2005
Last Changed
March 04, 2026
Last Seen
September 21, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
31 / 27
IPv6 Prefixes (raw / aggregated)
2 / 2
IPv4 Addresses
22 784
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇵🇱 Poland (29 184 IPs), 🇺🇸 United States (1 536 IPs)
Prefix Changed
August 20, 2026

Reputation

Reputation
Good — 5 flagged IPs out of 22 784 total (0.02%)

Connectivity Summary

Upstream Providers
3 upstreams providing transit
Peers
132 networks exchanging traffic without transit
Downstream Customers
37 downstreams buying transit
Unclassified
10 unclassified BGP neighbors
Degree
182 unique BGP neighbors
Reach
107 networks in customer cone

Upstream Providers (3)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS13119 — ACI-COM-AS

Prefix Lists

IPv4 Prefixes (31 total)

  • 79.110.192.0/20 (4 096 addresses (/20 prefix))
  • 212.127.88.0/21 (2 048 addresses (/21 prefix))
  • 83.168.72.0/21 (2 048 addresses (/21 prefix))
  • 83.168.80.0/21 (2 048 addresses (/21 prefix))
  • 83.168.64.0/22 (1 024 addresses (/22 prefix))
  • 83.168.88.0/22 (1 024 addresses (/22 prefix))
  • 83.168.100.0/22 (1 024 addresses (/22 prefix))
  • 193.239.56.0/22 (1 024 addresses (/22 prefix))
  • 185.203.128.0/22 (1 024 addresses (/22 prefix))
  • 185.5.216.0/22 (1 024 addresses (/22 prefix))
  • 83.168.120.0/23 (512 addresses (/23 prefix))
  • 83.168.116.0/23 (512 addresses (/23 prefix))
  • 83.168.114.0/23 (512 addresses (/23 prefix))
  • 83.168.126.0/23 (512 addresses (/23 prefix))
  • 213.109.46.0/23 (512 addresses (/23 prefix))
  • 92.112.10.0/23 (512 addresses (/23 prefix))
  • 83.168.108.0/23 (512 addresses (/23 prefix))
  • 185.49.30.0/23 (512 addresses (/23 prefix))
  • 185.32.6.0/24 (256 addresses (/24 prefix))
  • 185.32.5.0/24 (256 addresses (/24 prefix))
  • 185.49.29.0/24 (256 addresses (/24 prefix))
  • 83.168.111.0/24 (256 addresses (/24 prefix))
  • 92.112.70.0/24 (256 addresses (/24 prefix))
  • 83.168.104.0/24 (256 addresses (/24 prefix))
  • 212.127.78.0/24 (256 addresses (/24 prefix))
  • 83.168.71.0/24 (256 addresses (/24 prefix))
  • 89.42.173.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (2 total)

  • 2a01:96e0::/32
  • 2a0a:e640::/32