Luxembourg

Autonomous systems and IP prefixes registered in Luxembourg.

Registered ASNs
131
IPv4 Prefixes
5,711
IPv6 Prefixes
1,472

Largest Networksby registered prefixes

#ASNNamePrefixes
1AS199524RIPENCCGCORE G-Core Labs S.A.403
2AS202422RIPENCCGHOST G-Core Labs S.A.262
3AS12684RIPENCCSES-LUX-AS SES ASTRA S.A.47
4AS34655RIPENCCDOCLER-AS JWE S.a r.l.43
5AS206610RIPENCCMIXVOIP Mixvoip S.A.38
6AS51405RIPENCCMixvoipAlt Voxbi S.A.26
7AS6661RIPENCCEPT-LU POST Luxembourg18
8AS56665RIPENCCTANGO-PROXIMUS_NXT Proximus Luxembourg S.A.17
9AS25273RIPENCCBCELU Broadcasting Center Europe (an RTL Group Company)16
10AS41589RIPENCCLGTech-AS Lux Green Technologies Sarl13
11AS41273RIPENCCACETT Antenne Collective Ettelbruck ASBL12
12AS61327RIPENCCMTXC-AS MTX Connect S. a r.l.12
13AS9008RIPENCCASN-VO Visual Online S.A.10
14AS15965RIPENCCAS15965 CEGECOM S.A.9
15AS203055RIPENCCMEGA-LIMITED-AS Datacenter Luxembourg S.A.9
16AS8632RIPENCCLOL-AS Luxembourg Online S.A.8
17AS24611RIPENCCDCLUX-AS Datacenter Luxembourg S.A.8
18AS29467RIPENCCLuxNetwork LUXNETWORK S.A.8
19AS42848RIPENCCEC-AS European Commission8
20AS60391RIPENCCPRMG Papa-Razzi Media Group A.s.b.l.8
21AS60752RIPENCCAOSSIA-AS AOSSIA S.A.8
22AS204279RIPENCCELTRONA Eltrona Interdiffusion S.A.8
23AS210103RIPENCCDDPO Cedric Dasnois8
24AS212882RIPENCCdnxnetwork dnx network sarl8
25AS2602RIPENCCRESTENA Fondation RESTENA7
26AS3347RIPENCCCETREL-LU-AS1 Worldline Financial Services (Europe) S.A.7
27AS200129RIPENCCLHISP LHISP S.A.7
28AS197415RIPENCCCrossingTelecom CROSSCOMM R SARL6
29AS199839RIPENCCMIKENETWORKS-AS MikeNetworks S.a r.l.-S.6
30AS5577RIPENCCROOT root SA5
31AS15780RIPENCCLARU Luxembourg Amateur Radio Union, A.s.b.l.5
32AS25094RIPENCCCTIE Centre des technologies de l'information de l'Etat5
33AS34683RIPENCCAS-TELKEATELECOM TELKEA TELECOM SA5
34AS62285RIPENCCM7GROUP-NL Canal+ Luxembourg Sarl5
35AS198095RIPENCCebrc POST Telecom S.A.5
36AS198290RIPENCCAS-GITS Global IT Services PSF SA5
37AS210834RIPENCCLU-CIX-IT LU-CIX Management G.I.E.5
38AS58049RIPENCCMTXS Erinix Sarl4
39AS201441RIPENCCEIB_AS European Investment Bank4
40AS203944RIPENCClu-didata NTT Luxembourg PSF S.A.4
41AS206504RIPENCCRCARRE RCARRE S.A.4
42AS212568RIPENCCAS-LUXNET David Moes4
43AS213216RIPENCCLuxChan LuxChan S.A R.L.-S4
44AS214587RIPENCCRulx-Philome-Alexis Rulx Alexis4
45AS44295RIPENCCLAB-AS Lab Luxembourg S.A.3
46AS51497RIPENCCINNOVA-LU Innova Co S.A.R.L.3
47AS197692RIPENCCConostix Conostix S.A.3
48AS199245RIPENCCPWCLU PricewaterhouseCoopers Societe cooperative3
49AS201187RIPENCCASWALFERDANGE TELEDISTRIBUTION WALFERDANGE ASBL3
50AS201740RIPENCCSODRU-LU SODRU S.A.3
51AS203143RIPENCCBCEE-LU Banque et Caisse d'Epargne de l'Etat Luxembourg3
52AS204299RIPENCCKPMG-LU KPMG Audit S.a r.l.3
53AS211093RIPENCCZITRO Zitro International SARL3
54AS212630RIPENCCAS_LUXAIRPORT Societe de l'aeroport de Luxembourg SA3
55AS214004RIPENCCDeloitte-LU Deloitte General Services sarl3
56AS214418RIPENCCITECH28 ITech28 S.a.r.l.3
57AS215667RIPENCCCyclop Cyclop S.a r.l.3
58AS6891RIPENCCINFEUROPE-AS Infeurope S.A.2
59AS15814RIPENCCAS15814 Clearstream Services S.A.2
60AS25367RIPENCCAS-ADTS-LU Proximus Luxembourg S.A.2
61AS34769RIPENCCORANGE Orange Communications Luxembourg S.A2
62AS35446RIPENCCISOFT-AS Netcompany - Intrasoft S.A.2
63AS43375RIPENCCEP-AS European Parliament2
64AS43719RIPENCCKYNDRYL-LUXEMBOURG-AS Kyndryl Luxembourg Sarl2
65AS44818RIPENCCLUXCONNECT LuxConnect S.A.2
66AS47137RIPENCCCHAMP-CARGOSYSTEMS-AS CHAMP Cargosystems S.A.2
67AS47944RIPENCCCHD-AS Chambre des Deputes Luxembourg2
68AS50754RIPENCCC2D C2D System House Luxembourg SA2
69AS51966RIPENCCRESTENA-ANYCAST-AS Fondation RESTENA2
70AS57205RIPENCCARIANESOFT Telkea Soft S.A.2
71AS57644RIPENCCGhiShin GhiShin S.A.2
72AS60288RIPENCCEurobaseGmbH Eurobase GmbH2
73AS60319RIPENCCPost_Telecom_ASN POST Luxembourg2
74AS60497RIPENCCict-media Uwe Zeidler2
75AS60725RIPENCCO3B-AS SES ASTRA S.A.2
76AS62192RIPENCCEffi-Net Compagnie Financiere Roger Zannier SA2
77AS197869RIPENCCCIRCL Luxembourg House of Cybersecurity2
78AS198097RIPENCCXBOX Skype Communications Sarl2
79AS200331RIPENCCSGG IQ EQ (Luxembourg) S.A.2
80AS200617RIPENCCCEBI-INTERNATIONAL CEBI International SA2
81AS201043RIPENCCemmatech Emma Technologies Sarl2
82AS201973RIPENCCCURIA-AS European Court of Justice2
83AS202438RIPENCCencevo Encevo S.A2
84AS203398RIPENCCROTAREX Rotarex S.A.2
85AS204025RIPENCCCMD Centre de Telecommunications et Teleinformatiques Luxembourgeois s.a.2
86AS204403RIPENCCHOTCITY HOTCITY SA2
87AS206722RIPENCCLUXAIR-AS LUXAIR, Societe Luxembourgeoise de Navigation Aerienne S.A.2
88AS209305RIPENCCCFL Societe Nationale Des Chemins De Fer Luxembourgeois ET. D'UTIL. PUB2
89AS209879RIPENCCYESSS CEF (W) SA2
90AS210559RIPENCCMOONAIR G-Core Labs S.A.2
91AS210872RIPENCCNSPA NATO SUPPORT AND PROCUREMENT AGENCY2
92AS211018RIPENCCVDL Administration Communale Luxemberg2
93AS211435RIPENCCSystemsolutions Trustteam Luxembourg S.A.2
94AS212218RIPENCClu-dennemeyer Dennemeyer TechSys S.A.2
95AS213785RIPENCCBIL-LU Banque Internationale a Luxembourg SA2
96AS215669RIPENCCLAPROVENCALESARL La Provencale Sarl2
97AS219444RIPENCCDMINDS Disruptive Minds S.a r.l.-S2
98AS20501RIPENCCBANQUE DE LUXEMBOURG SA1
99AS21179RIPENCCLogwin-AS Logwin AG1
100AS44708RIPENCCPAULWURTH-AS PAUL WURTH S.A.1

Threat map: malicious IPs in Luxembourg

11 flagged IPv4 networks on 2026-10-09, #100 of 179 countries.

IP Address Transfers

Last 12 months: 18 registry transfers involving organisations in Luxembourg, 27K IPv4 addresses.