$ query “AS43139” --type=asn → 1 result(s)
AS43139 · MAXIMUMA-AS
Maximum-Net LLC
AS43139 is operated by Maximum-Net LLC and serves as a mid-size transit provider, established in Ukraine in 2007. The system announces a respectable 28 160 IPv4 addresses, and supports IPv6. The bulk of its IP address space 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
- May 15, 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 — 3 flagged IPs out of 28 160 total (0.01%)
Connectivity Summary
- Upstream Providers
- 5 upstreams providing transit
- Peers
- 115 networks exchanging traffic without transit
- Downstream Customers
- 20 downstreams buying transit
- Unclassified
- 2 unclassified BGP neighbors
- Degree
- 142 unique BGP neighbors
- Reach
- 40 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