$ query “AS43139” --type=asn → 1 result(s)

AS43139 · MAXIMUMA-AS

Maximum-Net LLC

AS43139 is owned by Maximum-Net LLC and is a mid-size transit provider, registered in Ukraine since 2007. The system announces a respectable 28 160 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in Ukraine, with additional presence in the United States.

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

Basic Information

Country
🇺🇦 Ukraine
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
June 13, 2007
Last Changed
March 04, 2026
Last Seen
April 29, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
12 / 10
IPv6 Prefixes (raw / aggregated)
3 / 3
IPv4 Addresses
28 160
Largest IPv4 Prefix
/18 (16 384 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇺🇦 Ukraine (54 528 IPs), 🇺🇸 United States (512 IPs)
Prefix Changed
March 14, 2026

Reputation

Reputation
Good — 8 flagged IPs out of 28 160 total (0.03%)

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
34 networks exchanging traffic without transit
Downstream Customers
21 downstreams buying transit
Unclassified
12 unclassified BGP neighbors
Degree
72 unique BGP neighbors
Reach
43 networks in customer cone

Upstream Providers (5)

Prefix Lists

IPv4 Prefixes (12 total)

  • 178.158.192.0/18 (16 384 addresses (/18 prefix))
  • 94.158.80.0/20 (4 096 addresses (/20 prefix))
  • 109.207.192.0/20 (4 096 addresses (/20 prefix))
  • 91.196.148.0/22 (1 024 addresses (/22 prefix))
  • 185.199.96.0/22 (1 024 addresses (/22 prefix))
  • 195.128.26.0/23 (512 addresses (/23 prefix))
  • 64.240.77.0/24 (256 addresses (/24 prefix))
  • 71.5.40.0/24 (256 addresses (/24 prefix))
  • 185.104.191.0/24 (256 addresses (/24 prefix))
  • 195.128.25.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (3 total)

  • 2a0a:9b40::/29
  • 2a00:1588:f800::/37
  • 2001:67c:738::/48