Autonomous System

AS5432

Proximus NV

Proximus NV Belgium 🌐 proximus.com

Announced IPs

3,917,056

CIDR prefixes

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 v1.2.1 — 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

Official website ↗ Summary from Wikipedia, CC BY-SA 4.0 · Data from Wikidata

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

Website ↗

Web3 footprint

AS5432 hosts 8 observed decentralized-network nodes across 2 networks. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Ξ Ethereum 5 GNO Gnosis 3

Top CIDR ranges

CIDR	IPs	PTR Density	Organization	Country	State	City
109.128.0.0/12	1.05M	74.9%	Proximus NV	BE	Brussels Capital	Brussels
81.240.0.0/13	524.3K	99.7%	Proximus NV	BE	Wallonia	Liège
91.176.0.0/13	524.3K	99.7%	Proximus NV	BE	Brussels Capital	Brussels
87.64.0.0/14	262.1K	99.9%	Proximus NV	BE	Brussels Capital	Brussels
91.176.0.0/14	262.1K	100.0%	Proximus NV	BE	Wallonia	Liège
37.184.0.0/15	131.1K	0.0%	Proximus NV	BE	Brussels Capital	Brussels
46.178.0.0/15	131.1K	99.4%	Proximus NV	BE	Wallonia	Polleur
80.200.0.0/15	131.1K	99.9%	Proximus NV	BE	Flanders	Ghent
91.180.0.0/15	131.1K	100.0%	Proximus NV	BE	Flanders	Ghent
178.144.0.0/15	131.1K	99.9%	Proximus NV	BE	Wallonia	Corroy-le-Château
37.62.0.0/16	65.5K	99.2%	Proximus NV	BE	Brussels Capital	Brussels
62.235.0.0/16	65.5K	100.0%	Proximus NV	BE	Wallonia	Braine-le-Comte
83.134.0.0/16	65.5K	99.9%	Proximus NV	BE	Wallonia	Courcelles
91.182.0.0/16	65.5K	100.0%	Proximus NV	BE	Brussels Capital	Brussels
188.5.0.0/16	65.5K	99.3%	Proximus NV	BE	—	—
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	94.5%	Proximus NV	BE	Brussels Capital	Ixelles-Elsene
195.207.0.0/16	65.5K	0.0%	Proximus NV	BE	Flanders	Sint-Niklaas
213.49.0.0/16	65.5K	99.5%	Proximus NV	BE	Flanders	Antwerp
217.136.0.0/16	65.5K	99.7%	Proximus NV	BE	Wallonia	Liège
62.4.128.0/17	32.8K	75.5%	Proximus NV	BE	Wallonia	Éghezée
80.236.128.0/17	32.8K	0.0%	Proximus NV	BE	Flanders	Zelzate
81.11.128.0/17	32.8K	0.0%	Proximus NV	BE	Flanders	Kasterlee
81.169.0.0/17	32.8K	97.1%	Proximus NV	BE	Wallonia	Liège
88.197.128.0/17	32.8K	0.0%	Proximus NV	BE	—	—
91.183.0.0/17	32.8K	99.9%	Proximus NV	BE	Brussels Capital	Brussels
193.75.128.0/17	32.8K	1.1%	Proximus NV	BE	Wallonia	Piétrebais
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
91.183.128.0/18	16.4K	99.9%	Proximus NV	BE	Brussels Capital	Auderghem
92.48.128.0/18	16.4K	100.0%	Proximus NV	BE	Flanders	Langdorp
91.183.192.0/19	8.2K	92.2%	Proximus NV	BE	—	—
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	73.9%	Proximus NV	BE	—	—
195.74.192.0/19	8.2K	0.0%	Proximus NV	BE	—	—
195.238.0.0/19	8.2K	75.8%	Proximus NV	BE	—	—
212.233.0.0/19	8.2K	0.0%	Proximus NV	BE	Flanders	Sint-Pieters-Leeuw
213.177.128.0/19	8.2K	0.0%	Proximus NV	BE	Brussels Capital	Brussels
213.181.32.0/19	8.2K	66.5%	Proximus NV	BE	Brussels Capital	Brussels
91.183.224.0/20	4.1K	100.0%	Proximus NV	BE	—	—
91.183.248.0/21	2.0K	100.0%	Proximus NV	BE	—	—
23.61.4.0/22	1.0K	100.0%	Proximus NV	US	—	—
91.183.240.0/22	1.0K	56.8%	Proximus NV	BE	—	—
91.183.246.0/23	512	88.3%	Proximus NV	BE	—	—
91.183.244.0/24	256	40.6%	Proximus NV	BE	—	—
213.137.157.0/24	256	0.0%	Proximus NV	BE	—	—
91.183.245.128/25	128	98.4%	Proximus NV	BE	—	—
91.183.245.64/26	64	98.4%	Proximus NV	BE	—	—
91.183.245.32/27	32	100.0%	Proximus NV	BE	—	—
91.183.245.16/28	16	100.0%	Proximus NV	BE	—	—
91.183.245.8/29	8	100.0%	Proximus NV	BE	—	—
91.183.245.0/30	4	100.0%	Proximus NV	BE	—	—
91.183.245.6/31	2	100.0%	Proximus NV	BE	—	—
91.183.245.4/32	1	100.0%	Proximus NV	BE	—	—
91.183.245.5/32	1	100.0%	Proximus NV	DE	—	—

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.

Prefix	Announcement samples	Last seen
87.66.0.0/16	693,452	2026-10-19 14:04:59
81.240.0.0/14	688,672	2026-10-19 14:04:59
109.135.0.0/16	683,842	2026-10-19 14:04:59
62.4.128.0/17	681,933	2026-10-19 14:04:59
109.143.0.0/16	680,312	2026-10-19 14:04:59
195.0.0.0/17	677,496	2026-10-19 14:04:59
91.180.0.0/14	675,070	2026-10-19 14:04:59
195.238.0.0/19	670,936	2026-10-19 14:04:59
91.182.0.0/16	667,431	2026-10-19 14:04:59
87.64.0.0/14	657,228	2026-10-19 14:04:59
81.242.0.0/16	654,007	2026-10-19 14:04:59
178.144.0.0/15	651,853	2026-10-19 14:04:59
109.140.0.0/14	649,508	2026-10-19 14:04:59
109.132.0.0/16	644,976	2026-10-19 14:04:59
195.74.192.0/19	644,186	2026-10-19 14:04:59
109.140.0.0/16	643,264	2026-10-19 14:04:59
195.13.0.0/19	638,828	2026-10-19 14:04:59
91.179.0.0/16	637,796	2026-10-19 14:04:59
37.184.0.0/15	637,038	2026-10-19 14:04:59
193.91.96.0/19	636,871	2026-10-19 14:04:59
81.11.128.0/17	636,339	2026-10-19 14:04:59
109.132.0.0/14	635,626	2026-10-19 14:04:59
81.243.0.0/16	633,049	2026-10-19 14:04:59
213.181.32.0/19	630,864	2026-10-19 14:04:59
109.133.0.0/16	624,100	2026-10-19 14:04:59
80.236.128.0/17	621,357	2026-10-19 14:04:59
109.141.0.0/16	621,052	2026-10-19 14:04:59
109.130.0.0/16	545,720	2026-10-19 14:04:59
109.138.0.0/16	531,844	2026-10-19 14:04:59
81.245.0.0/16	479,657	2026-10-19 13:48:37
87.64.0.0/16	437,822	2026-10-19 13:48:37
91.180.0.0/16	421,908	2026-10-19 13:48:37
80.200.0.0/15	395,473	2026-10-19 14:04:59
212.233.0.0/19	366,880	2026-10-19 14:04:59
109.131.0.0/16	358,735	2026-10-19 14:04:59
194.78.0.0/16	356,854	2026-10-19 14:04:00
193.75.128.0/17	346,718	2026-10-19 14:04:59
193.121.0.0/16	345,581	2026-10-19 14:04:59
213.177.128.0/19	345,343	2026-10-19 14:04:59
213.49.0.0/16	345,088	2026-10-19 14:04:59
83.134.0.0/16	343,374	2026-10-19 14:04:59
109.139.0.0/16	340,555	2026-10-19 14:04:59
88.197.128.0/17	340,516	2026-10-19 14:04:59
91.177.0.0/16	339,424	2026-10-19 13:48:37
194.119.224.0/19	320,107	2026-10-19 14:04:59
81.244.0.0/14	298,573	2026-10-19 14:04:00
91.178.0.0/16	288,301	2026-10-19 14:04:00
62.235.0.0/16	248,662	2026-10-19 14:04:59
81.246.0.0/16	226,835	2026-10-19 14:04:00
212.239.128.0/17	213,827	2026-10-19 14:04:00

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: 2026-10-19 14:09:04 UTC