$ query “AS5488” --type=asn → 1 result(s)

AS5488 · BELGACOM

Proximus NV

AS5488 is operated by Proximus NV and serves as a mid-size transit provider, established in Belgium. The system announces 7 168 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in Belgium, with additional presence in Switzerland.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #8 in Belgium — Top 10 by reach within country

Basic Information

Country
🇧🇪 Belgium
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
July 25, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
15 / 11
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
7 168
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/48
Geolocated Countries
🇧🇪 Belgium (11 776 IPs), 🇨🇭 Switzerland (256 IPs)
Prefix Changed
July 14, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
1 upstream providing transit
Downstream Customers
31 downstreams buying transit
Unclassified
3 unclassified BGP neighbors
Degree
35 unique BGP neighbors
Reach
31 networks in customer cone

Upstream Providers (1)

Prefix Lists

IPv4 Prefixes (15 total)

  • 217.76.224.0/20 (4 096 addresses (/20 prefix))
  • 147.93.246.0/23 (512 addresses (/23 prefix))
  • 147.93.248.0/23 (512 addresses (/23 prefix))
  • 136.238.196.0/24 (256 addresses (/24 prefix))
  • 147.93.250.0/24 (256 addresses (/24 prefix))
  • 147.93.253.0/24 (256 addresses (/24 prefix))
  • 147.93.254.0/24 (256 addresses (/24 prefix))
  • 185.160.112.0/24 (256 addresses (/24 prefix))
  • 185.199.180.0/24 (256 addresses (/24 prefix))
  • 185.236.55.0/24 (256 addresses (/24 prefix))
  • 193.200.23.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (1 total)

  • 2001:678:101c::/48