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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 v1.2.0 — 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 industry
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 Brussels Capital Brussels
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 Brussels Capital Brussels
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 Angleur
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 Grimbergen
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 Zottegem
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 Langdorp
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
87.66.0.0/16 476,471 2026-09-01 08:59:57
81.245.0.0/16 476,349 2026-09-01 09:04:26
81.240.0.0/14 471,886 2026-09-01 09:03:00
109.135.0.0/16 470,173 2026-09-01 08:59:57
109.143.0.0/16 467,735 2026-09-01 08:59:57
62.4.128.0/17 466,619 2026-09-01 09:03:05
195.0.0.0/17 466,035 2026-09-01 08:59:57
91.180.0.0/14 464,159 2026-09-01 09:03:05
91.182.0.0/16 459,322 2026-09-01 08:59:57
195.238.0.0/19 458,759 2026-09-01 09:03:28
81.242.0.0/16 451,455 2026-09-01 08:59:58
87.64.0.0/14 451,321 2026-09-01 09:03:00
178.144.0.0/15 447,917 2026-09-01 09:03:18
109.140.0.0/14 445,920 2026-09-01 09:03:18
109.132.0.0/16 444,658 2026-09-01 08:59:58
195.74.192.0/19 444,461 2026-09-01 08:59:58
109.140.0.0/16 443,477 2026-09-01 08:59:58
195.13.0.0/19 440,995 2026-09-01 08:59:58
91.179.0.0/16 439,614 2026-09-01 08:59:58
193.91.96.0/19 439,578 2026-09-01 08:59:58
81.11.128.0/17 438,684 2026-09-01 08:59:58
37.184.0.0/15 436,586 2026-09-01 09:03:00
81.243.0.0/16 436,526 2026-09-01 08:59:58
109.132.0.0/14 435,861 2026-09-01 09:03:12
213.181.32.0/19 435,707 2026-09-01 08:59:58
87.64.0.0/16 434,777 2026-09-01 09:04:26
109.133.0.0/16 430,207 2026-09-01 08:59:58
80.236.128.0/17 428,020 2026-09-01 08:59:58
109.141.0.0/16 427,955 2026-09-01 08:59:58
91.180.0.0/16 418,876 2026-09-01 09:04:26
109.130.0.0/16 374,363 2026-09-01 08:59:58
109.138.0.0/16 364,754 2026-09-01 08:59:58
91.177.0.0/16 336,370 2026-09-01 09:04:26
80.200.0.0/15 271,379 2026-09-01 09:03:00
109.131.0.0/16 248,294 2026-09-01 08:59:58
194.78.0.0/16 244,219 2026-09-01 09:03:28
109.139.0.0/16 236,417 2026-09-01 08:59:58
81.244.0.0/14 206,907 2026-09-01 09:03:05
91.178.0.0/16 201,267 2026-09-01 08:59:58
81.246.0.0/16 159,772 2026-09-01 08:59:58
212.239.128.0/17 151,619 2026-09-01 08:59:58
87.67.0.0/16 151,069 2026-09-01 08:59:58
212.233.0.0/19 149,984 2026-09-01 08:59:57
217.136.0.0/16 145,899 2026-09-01 09:04:26
80.201.0.0/16 144,660 2026-09-01 09:04:26
213.177.128.0/19 144,501 2026-09-01 08:59:58
193.75.128.0/17 144,405 2026-09-01 08:59:58
193.121.0.0/16 144,118 2026-09-01 08:59:58
213.49.0.0/16 144,014 2026-09-01 08:59:58
83.134.0.0/16 143,493 2026-09-01 08:59:58

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: 2026-09-01 09:09:06 UTC
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