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

AS5432 — PROXIMUS-ISP-AS

Proximus NV

AS5432 is a residential access provider operated by Proximus NV, established in Belgium in 2002. The network announces an impressive 3.9 million IPv4 addresses, including a /12. Supports IPv6.

  • #6 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
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
82 / 39
IPv6 Prefixes (raw / aggregated)
3 / 3
IPv4 Addresses
3 918 080
Largest IPv4 Prefix
/12 (1 048 576 addresses)
Largest IPv6 Prefix
/26
Geolocated Countries
🇧🇪 BE (72 IPs), 🇳🇱 NL (2 IPs), 🇺🇸 US (1 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 11 flagged IPs out of 3 918 080 total (0.00%)

Connectivity Summary

Upstream Providers
2 upstream autonomous systems providing transit
Peers
10 autonomous systems exchanging traffic without transit fees
Downstream Customers
1 downstream autonomous systems buying transit
Degree
13 unique BGP neighbors (providers + customers + peers)
Reach
34 — customer cone size measuring network influence
Degree Rank
#9 272
Reach Rank
#1 758
Country Rank
#6

Upstream Providers (2)

Prefix Lists

IPv4 Prefixes (82 total)

  • 109.128.0.0/12 (1 048 576 addresses)
  • 81.240.0.0/13 (524 288 addresses)
  • 91.176.0.0/13 (524 288 addresses)
  • 87.64.0.0/14 (262 144 addresses)
  • 37.184.0.0/15 (131 072 addresses)
  • 46.178.0.0/15 (131 072 addresses)
  • 80.200.0.0/15 (131 072 addresses)
  • 178.144.0.0/15 (131 072 addresses)
  • 37.62.0.0/16 (65 536 addresses)
  • 62.235.0.0/16 (65 536 addresses)
  • 83.134.0.0/16 (65 536 addresses)
  • 188.5.0.0/16 (65 536 addresses)
  • 193.74.0.0/16 (65 536 addresses)
  • 193.121.0.0/16 (65 536 addresses)
  • 194.78.0.0/16 (65 536 addresses)
  • 195.207.0.0/16 (65 536 addresses)
  • 213.49.0.0/16 (65 536 addresses)
  • 217.136.0.0/16 (65 536 addresses)
  • 62.4.128.0/17 (32 768 addresses)
  • 80.236.128.0/17 (32 768 addresses)
  • 81.11.128.0/17 (32 768 addresses)
  • 81.169.0.0/17 (32 768 addresses)
  • 88.197.128.0/17 (32 768 addresses)
  • 193.75.128.0/17 (32 768 addresses)
  • 195.0.0.0/17 (32 768 addresses)
  • 195.95.0.0/17 (32 768 addresses)
  • 212.239.128.0/17 (32 768 addresses)
  • 92.48.128.0/18 (16 384 addresses)
  • 193.91.96.0/19 (8 192 addresses)
  • 194.119.224.0/19 (8 192 addresses)
  • 195.13.0.0/19 (8 192 addresses)
  • 195.74.192.0/19 (8 192 addresses)
  • 195.238.0.0/19 (8 192 addresses)
  • 212.233.0.0/19 (8 192 addresses)
  • 213.177.128.0/19 (8 192 addresses)
  • 213.181.32.0/19 (8 192 addresses)
  • 23.61.4.0/22 (1 024 addresses)
  • 23.201.208.0/22 (1 024 addresses)
  • 213.137.157.0/24 (256 addresses)

IPv6 Prefixes (3 total)

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