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Autonomous System

AS5432

Proximus NV

Announced IPs
3,917,056
CIDR prefixes
38
ASN
AS5432

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Isp allocation +5
  • Trust score 70 / 100

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

About Proximus

Proximus is the largest of Belgium's three mobile telecommunications companies and is a part of Proximus Group. It competes with Orange Belgium and Base.

Founded
1994
Headquarters
Brussels
Industry
telecommunications
Parent
Proximus Group

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 1-5Tbps
Geographic scope Regional
Traffic ratio Mostly Inbound
Peering policy Selective
IRR record AS-SKYNETBE

Present at 1 internet exchange: BNIX

Web3 footprint

AS5432 hosts 1 observed decentralized-network node across 1 network. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

AS5432 — global IP footprint

Cities where AS5432 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
109.128.0.0/12 1.05M
72.3%
Proximus NV BE Brussels Capital Brussels
81.240.0.0/13 524.3K
99.3%
Proximus NV BE Flanders Ghent
91.176.0.0/13 524.3K
99.7%
Proximus NV BE Brussels Capital Brussels
87.64.0.0/14 262.1K
99.5%
Proximus NV BE Flanders Ghent
37.184.0.0/15 131.1K
0.0%
Proximus NV BE Brussels Capital Brussels
46.178.0.0/15 131.1K
0.0%
Proximus NV BE Flanders Kortenberg
80.200.0.0/15 131.1K
99.7%
Proximus NV BE Flanders Antwerp
178.144.0.0/15 131.1K
96.1%
Proximus NV BE Wallonia Liège
37.62.0.0/16 65.5K
93.3%
Proximus NV BE Brussels Capital Brussels
62.235.0.0/16 65.5K
94.7%
Proximus NV BE Flanders Antwerp
83.134.0.0/16 65.5K
0.0%
Proximus NV BE Wallonia Ottignies
188.5.0.0/16 65.5K
97.5%
Proximus NV BE Brussels Capital Brussels
193.74.0.0/16 65.5K
99.6%
Proximus NV BE Brussels Capital Brussels
193.121.0.0/16 65.5K
98.8%
Proximus NV BE Flanders Antwerp
194.78.0.0/16 65.5K
94.3%
Proximus NV BE Flanders Willebroek
195.207.0.0/16 65.5K
0.0%
Proximus NV BE Flanders Marke
213.49.0.0/16 65.5K
94.4%
Proximus NV BE Flanders Antwerp
217.136.0.0/16 65.5K
96.9%
Proximus NV BE Wallonia Liège
62.4.128.0/17 32.8K
75.4%
Proximus NV BE Brussels Capital Ixelles-Elsene
80.236.128.0/17 32.8K
0.0%
Proximus NV BE Flanders Aalst
81.11.128.0/17 32.8K
0.0%
Proximus NV BE Flanders Lebbeke
81.169.0.0/17 32.8K
95.1%
Proximus NV BE Wallonia Soignies
88.197.128.0/17 32.8K
0.0%
Proximus NV BE
193.75.128.0/17 32.8K
1.1%
Proximus NV BE Wallonia Mons
195.0.0.0/17 32.8K
0.0%
Proximus NV BE
195.95.0.0/17 32.8K
0.0%
Proximus NV BE
212.239.128.0/17 32.8K
0.0%
Proximus NV BE Wallonia Braine-le-Château
92.48.128.0/18 16.4K
94.9%
Proximus NV BE Flanders Dilbeek
193.91.96.0/19 8.2K
0.1%
Proximus NV BE Brussels Capital Brussels
194.119.224.0/19 8.2K
0.0%
Proximus NV BE
195.13.0.0/19 8.2K
0.0%
Proximus NV BE
195.74.192.0/19 8.2K
0.0%
Proximus NV BE
195.238.0.0/19 8.2K
76.0%
Proximus NV BE Flanders Bornem
212.233.0.0/19 8.2K
0.0%
Proximus NV BE Flanders Ninove
213.177.128.0/19 8.2K
0.0%
Proximus NV BE Brussels Capital Brussels
213.181.32.0/19 8.2K
65.3%
Proximus NV BE Brussels Capital Brussels
23.61.4.0/22 1.0K
95.8%
Proximus NV US
213.137.157.0/24 256
0.0%
Proximus NV BE

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS5432 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
87.66.0.0/16 262,837 2026-07-18 11:29:28
81.245.0.0/16 262,753 2026-07-18 11:29:28
109.135.0.0/16 259,168 2026-07-18 11:29:28
109.143.0.0/16 257,763 2026-07-18 11:29:28
195.0.0.0/17 256,392 2026-07-18 11:29:28
81.240.0.0/14 251,728 2026-07-18 11:29:28
91.182.0.0/16 251,494 2026-07-18 11:29:28
91.180.0.0/14 246,313 2026-07-18 11:29:28
81.242.0.0/16 245,981 2026-07-18 11:29:28
62.4.128.0/17 245,954 2026-07-18 11:29:28
195.238.0.0/19 241,799 2026-07-18 11:29:28
109.132.0.0/16 240,603 2026-07-18 11:29:28
195.74.192.0/19 240,601 2026-07-18 11:29:28
109.140.0.0/16 239,911 2026-07-18 11:29:28
195.13.0.0/19 238,262 2026-07-18 11:29:28
91.179.0.0/16 237,675 2026-07-18 11:29:28
193.91.96.0/19 237,542 2026-07-18 11:29:28
87.64.0.0/14 237,171 2026-07-18 11:29:28
81.11.128.0/17 237,124 2026-07-18 11:29:28
81.243.0.0/16 235,488 2026-07-18 11:29:28
178.144.0.0/15 234,986 2026-07-18 11:29:28
213.181.32.0/19 234,847 2026-07-18 11:29:28
87.64.0.0/16 234,838 2026-07-18 11:29:28
109.140.0.0/14 233,566 2026-07-18 11:29:28
109.133.0.0/16 231,490 2026-07-18 11:29:28
80.236.128.0/17 230,501 2026-07-18 11:29:28
109.141.0.0/16 230,180 2026-07-18 11:29:28
37.184.0.0/15 228,250 2026-07-18 11:29:28
109.132.0.0/14 227,733 2026-07-18 11:29:28
91.180.0.0/16 225,131 2026-07-18 11:29:28
109.130.0.0/16 200,857 2026-07-18 11:28:33
109.138.0.0/16 196,009 2026-07-18 11:28:21
91.177.0.0/16 182,596 2026-07-18 11:28:21
80.200.0.0/15 141,470 2026-07-18 11:28:21
109.131.0.0/16 135,713 2026-07-18 11:26:37
109.139.0.0/16 129,295 2026-07-18 11:26:37
194.78.0.0/16 126,976 2026-07-18 11:26:37
91.178.0.0/16 112,109 2026-07-18 11:26:37
81.244.0.0/14 109,085 2026-07-18 11:26:37
81.246.0.0/16 93,217 2026-07-18 11:26:37
212.239.128.0/17 89,816 2026-07-18 11:26:37
87.67.0.0/16 89,595 2026-07-18 11:26:37
109.128.0.0/16 79,857 2026-07-18 11:24:46
109.136.0.0/16 76,721 2026-07-18 11:24:46
91.176.0.0/14 76,492 2026-07-18 11:24:46
188.5.0.0/16 70,672 2026-07-18 11:24:46
91.183.0.0/16 65,908 2026-07-18 11:24:46
37.62.0.0/16 62,719 2026-07-18 11:24:46
81.247.0.0/16 56,526 2026-07-18 11:24:46
109.129.0.0/16 47,512 2026-07-18 11:24:46

Showing top 50 of 81 announced prefixes by sample volume.

Frequently Asked Questions

What is AS5432?

AS5432 is an Autonomous System Number assigned to Proximus NV. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS5432 announce?

AS5432 announces 3.92M IPv4 addresses distributed across 38 routed CIDR prefixes. The network is registered in Belgium.

Who operates AS5432?

AS5432 is operated by Proximus NV. The organization is based in Belgium. You can view all IP ranges and related ASNs on the organization page.

What country is AS5432 registered in?

AS5432 is registered in Belgium. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-18 11:25:31 UTC
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