$ query “AS5432” --type=asn → 1 result(s)

AS5432 · PROXIMUS-ISP-AS

Proximus NV

AS5432 is operated by Proximus NV and serves as a residential access provider, established in Belgium in 2002. The system announces an impressive 3.9 million IPv4 addresses, including a /12, and supports IPv6. The bulk of its IP address space is in Belgium, with additional presence in the Netherlands.

  • #7 in Belgium — Top 10 by reach within country

Basic Information

Country
🇧🇪 Belgium
Category
Internet Service Provider
Network Role
Access Provider
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 10, 2002
Last Changed
March 04, 2026
Last Seen
July 25, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
81 / 38
IPv6 Prefixes (raw / aggregated)
3 / 3
IPv4 Addresses
3 917 056
Largest IPv4 Prefix
/12 (1 048 576 addresses)
Largest IPv6 Prefix
/26
Geolocated Countries
🇧🇪 Belgium (7 823 616 IPs), 🇳🇱 Netherlands (2 048 IPs)
Prefix Changed
April 16, 2026

Reputation

Reputation
Good — 18 flagged IPs out of 3 917 056 total (0.00%)

Connectivity Summary

Upstream Providers
3 upstreams providing transit
Peers
11 networks exchanging traffic without transit
Downstream Customers
1 downstream buying transit
Degree
15 unique BGP neighbors
Reach
32 networks in customer cone

Upstream Providers (3)

Prefix Lists

IPv4 Prefixes (81 total)

  • 109.128.0.0/12 (1 048 576 addresses (/12 prefix))
  • 81.240.0.0/13 (524 288 addresses (/13 prefix))
  • 91.176.0.0/13 (524 288 addresses (/13 prefix))
  • 87.64.0.0/14 (262 144 addresses (/14 prefix))
  • 178.144.0.0/15 (131 072 addresses (/15 prefix))
  • 37.184.0.0/15 (131 072 addresses (/15 prefix))
  • 46.178.0.0/15 (131 072 addresses (/15 prefix))
  • 80.200.0.0/15 (131 072 addresses (/15 prefix))
  • 217.136.0.0/16 (65 536 addresses (/16 prefix))
  • 194.78.0.0/16 (65 536 addresses (/16 prefix))
  • 195.207.0.0/16 (65 536 addresses (/16 prefix))
  • 83.134.0.0/16 (65 536 addresses (/16 prefix))
  • 213.49.0.0/16 (65 536 addresses (/16 prefix))
  • 193.121.0.0/16 (65 536 addresses (/16 prefix))
  • 62.235.0.0/16 (65 536 addresses (/16 prefix))
  • 193.74.0.0/16 (65 536 addresses (/16 prefix))
  • 188.5.0.0/16 (65 536 addresses (/16 prefix))
  • 37.62.0.0/16 (65 536 addresses (/16 prefix))
  • 81.169.0.0/17 (32 768 addresses (/17 prefix))
  • 195.95.0.0/17 (32 768 addresses (/17 prefix))
  • 193.75.128.0/17 (32 768 addresses (/17 prefix))
  • 62.4.128.0/17 (32 768 addresses (/17 prefix))
  • 88.197.128.0/17 (32 768 addresses (/17 prefix))
  • 80.236.128.0/17 (32 768 addresses (/17 prefix))
  • 212.239.128.0/17 (32 768 addresses (/17 prefix))
  • 195.0.0.0/17 (32 768 addresses (/17 prefix))
  • 81.11.128.0/17 (32 768 addresses (/17 prefix))
  • 92.48.128.0/18 (16 384 addresses (/18 prefix))
  • 212.233.0.0/19 (8 192 addresses (/19 prefix))
  • 195.74.192.0/19 (8 192 addresses (/19 prefix))
  • 195.238.0.0/19 (8 192 addresses (/19 prefix))
  • 195.13.0.0/19 (8 192 addresses (/19 prefix))
  • 194.119.224.0/19 (8 192 addresses (/19 prefix))
  • 213.177.128.0/19 (8 192 addresses (/19 prefix))
  • 213.181.32.0/19 (8 192 addresses (/19 prefix))
  • 193.91.96.0/19 (8 192 addresses (/19 prefix))
  • 23.61.4.0/22 (1 024 addresses (/22 prefix))
  • 213.137.157.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (3 total)

  • 2a02:a000::/26
  • 2a04:6c40::/29
  • 2a04:9f80::/29