🇱🇺 Luxembourg
Registry and organization country assignments can differ from the physical location of an IP. Snapshot: 2026-10-04.
1,848,320
Delegated IPv4 address slots
138
Registered ASNs
6
Hosting ASNs
115
Known VPN exit prefixes
Country reference
- ISO code
- LU
- Continent
- Europe
- Capital
- Luxembourg
- Currency
- EUR
- Calling code
- 352
- EU member
- Yes
- Delegated IPv6 address slots
- 40,802,513,366,252,690,777,708,532,072,448
Registry allocations
Allocated and assigned RIR prefixes; address slots are summed across records and may overlap.
| Registry | Prefixes | IPv4 slots | IPv6 slots |
|---|---|---|---|
| APNIC | 1 | 512 | 0 |
| ARIN | 1 | 256 | 0 |
| RIPE_NCC | 662 | 1,847,552 | 40,802,513,366,252,690,777,708,532,072,448 |
Major autonomous systems
Showing up to 138 of 138 ASNs assigned to this country, ranked by announced IPv4 prefix address slots. Overlapping announcements count separately.
| ASN | Organization | Category | IPv4 slots | IPv6 prefixes |
|---|---|---|---|---|
| AS42848 | European Commission | business | 328,704 | 5 |
| AS12684 | SES ASTRA S.A. | business | 286,208 | 3 |
| AS6661 | POST Luxembourg | business | 220,416 | 3 |
| AS43375 | European Parliament | government | 136,704 | 0 |
| AS199524 | G-Core Labs S.A. | hosting | 129,280 | 146 |
| AS56665 | Proximus Luxembourg S.A. | business | 85,504 | 15 |
| AS2602 | Fondation RESTENA | business | 85,248 | 2 |
| AS25367 | Proximus Luxembourg S.A. | business | 78,848 | 0 |
| AS202422 | G-Core Labs S.A. | hosting | 69,120 | 0 |
| AS8632 | Luxembourg Online S.A. | business | 32,000 | 1 |
| AS206610 | Mixvoip S.A. | business | 30,720 | 15 |
| AS15965 | CEGECOM S.A. | business | 22,016 | 1 |
| AS9008 | Visual Online S.A. | business | 20,736 | 3 |
| AS34683 | TELKEA TELECOM SA | isp | 17,920 | 1 |
| AS24611 | Datacenter Luxembourg S.A. | hosting | 15,872 | 1 |
| AS25273 | Broadcasting Center Europe (an RTL Group Company) | business | 15,360 | 6 |
| AS41589 | Lux Green Technologies Sarl | business | 13,824 | 0 |
| AS29467 | LUXNETWORK S.A. | business | 13,056 | 2 |
| AS204279 | Eltrona Interdiffusion S.A. | business | 11,264 | 1 |
| AS34655 | JWE S.a r.l. | hosting | 8,704 | 6 |
| AS60725 | SES ASTRA S.A. | business | 8,448 | 0 |
| AS15814 | Clearstream Services S.A. | business | 7,424 | 4 |
| AS5577 | root SA | hosting | 5,120 | 2 |
| AS201973 | European Court of Justice | government | 4,096 | 1 |
| AS61327 | MTX Connect S. a r.l. | business | 3,584 | 5 |
Largest cities by reference population
GeoNames reference data; this is not a count of located IP addresses.
- Luxembourg · 76,684
- Esch-sur-Alzette · 36,625
- Dudelange · 18,013
- Bonnevoie-Sud · 13,372
- Belair · 12,990
- Limpertsberg · 11,521
- Gare · 11,360
- Kirchberg · 10,725
- Gasperich · 10,208
- Belvaux · 8,329
Hosting counts use ASN organization classifications. VPN counts include distinct exit prefixes with a source-provided country seen within seven days of this snapshot; zero means no known evidence, not absence. Country and city references: GeoNames (CC BY 4.0).