$ query “AS39923” --type=asn → 1 result(s)
AS39923 · AS-UNIXSOLUTIONS
Unix-Solutions BV
AS39923 is owned by Unix-Solutions BV and is a mid-size transit provider, based in Belgium since 2006. The system announces a respectable 15 872 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in Belgium, with additional presence in the Netherlands.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇧🇪 Belgium
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- May 18, 2006
- Last Changed
- March 04, 2026
- Last Seen
- April 29, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 37 / 26
- IPv6 Prefixes (raw / aggregated)
- 7 / 6
- IPv4 Addresses
- 15 872
- Largest IPv4 Prefix
- /21 (2 048 addresses)
- Largest IPv6 Prefix
- /29
- Geolocated Countries
- 🇧🇪 Belgium (29 696 IPs), 🇳🇱 Netherlands (512 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 4 upstreams providing transit
- Peers
- 80 networks exchanging traffic without transit
- Downstream Customers
- 9 downstreams buying transit
- Unclassified
- 3 unclassified BGP neighbors
- Degree
- 96 unique BGP neighbors
- Reach
- 11 networks in customer cone
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (37 total)
- 109.68.0.0/21 (2 048 addresses (/21 prefix))
- 109.68.160.0/21 (2 048 addresses (/21 prefix))
- 185.58.96.0/22 (1 024 addresses (/22 prefix))
- 185.35.164.0/22 (1 024 addresses (/22 prefix))
- 95.214.28.0/22 (1 024 addresses (/22 prefix))
- 185.111.204.0/22 (1 024 addresses (/22 prefix))
- 46.19.0.0/22 (1 024 addresses (/22 prefix))
- 45.153.152.0/22 (1 024 addresses (/22 prefix))
- 185.159.220.0/22 (1 024 addresses (/22 prefix))
- 195.189.202.0/23 (512 addresses (/23 prefix))
- 185.70.47.0/24 (256 addresses (/24 prefix))
- 185.186.215.0/24 (256 addresses (/24 prefix))
- 91.216.10.0/24 (256 addresses (/24 prefix))
- 161.199.31.0/24 (256 addresses (/24 prefix))
- 185.241.59.0/24 (256 addresses (/24 prefix))
- 171.25.229.0/24 (256 addresses (/24 prefix))
- 185.179.177.0/24 (256 addresses (/24 prefix))
- 178.212.227.0/24 (256 addresses (/24 prefix))
- 85.159.114.0/24 (256 addresses (/24 prefix))
- 194.50.177.0/24 (256 addresses (/24 prefix))
- 194.145.127.0/24 (256 addresses (/24 prefix))
- 194.145.152.0/24 (256 addresses (/24 prefix))
- 194.145.155.0/24 (256 addresses (/24 prefix))
- 194.146.23.0/24 (256 addresses (/24 prefix))
- 195.14.31.0/24 (256 addresses (/24 prefix))
- 91.238.219.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (7 total)
- 2a04:6480::/29
- 2a0f:efc0::/31
- 2a02:2a08::/32
- 2001:67c:2d64::/48
- 2a03:b0a0:1::/48
- 2a03:b0a0:2::/48