$ query “AS39923” --type=asn → 1 result(s)

AS39923 — AS-UNIXSOLUTIONS

Unix-Solutions BV

AS39923 is a mid-size transit provider operated by Unix-Solutions BV, established in Belgium in 2006. The network announces a respectable 15 872 IPv4 addresses. Supports IPv6.

  • 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
March 05, 2026

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
🇧🇪 BE (47 IPs), 🇳🇱 NL (2 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 15 872 total (0.00%)

Connectivity Summary

Upstream Providers
3 upstream autonomous systems providing transit
Peers
79 autonomous systems exchanging traffic without transit fees
Downstream Customers
10 downstream autonomous systems buying transit
Degree
94 unique BGP neighbors (providers + customers + peers)
Reach
12 — customer cone size measuring network influence
Degree Rank
#1 687
Reach Rank
#2 903

Upstream Providers (3)

Prefix Lists

IPv4 Prefixes (37 total)

  • 109.68.0.0/21 (2 048 addresses)
  • 109.68.160.0/21 (2 048 addresses)
  • 45.153.152.0/22 (1 024 addresses)
  • 46.19.0.0/22 (1 024 addresses)
  • 95.214.28.0/22 (1 024 addresses)
  • 185.35.164.0/22 (1 024 addresses)
  • 185.58.96.0/22 (1 024 addresses)
  • 185.111.204.0/22 (1 024 addresses)
  • 185.159.220.0/22 (1 024 addresses)
  • 195.189.202.0/23 (512 addresses)
  • 85.159.114.0/24 (256 addresses)
  • 91.216.10.0/24 (256 addresses)
  • 91.238.219.0/24 (256 addresses)
  • 161.199.31.0/24 (256 addresses)
  • 171.25.229.0/24 (256 addresses)
  • 178.212.227.0/24 (256 addresses)
  • 185.70.47.0/24 (256 addresses)
  • 185.179.177.0/24 (256 addresses)
  • 185.186.215.0/24 (256 addresses)
  • 185.241.59.0/24 (256 addresses)
  • 194.50.177.0/24 (256 addresses)
  • 194.145.127.0/24 (256 addresses)
  • 194.145.152.0/24 (256 addresses)
  • 194.145.155.0/24 (256 addresses)
  • 194.146.23.0/24 (256 addresses)
  • 195.14.31.0/24 (256 addresses)

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