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How Denmark ranks worldwide on dormant space, the transfer market, routing security and address density.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to Denmark over time.
The largest autonomous systems registered to Denmark by IPv4 footprint.
Denmark against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
475 autonomous systems registered to Denmark. Click an AS for detail.
| AS44869DK |
| FIBIA-P-S FIBIA P/S |
| 333.8K |
| 13 |
| AS3308DK | TELIANET-DENMARK Norlys Digital A/S | 315.1K | 31 |
| AS203953DK | Hiper Hiper A/S | 214K | 14 |
| AS49362DK | DSV DSV A/S | 167.9K | 26 |
| AS47292DK | SENTIA Sentia Denmark A/S | 112.9K | 114 |
| — |
| — |
| 0 |
| AS216298DK | FINALTO-DK-AS Finalto A/S | — | — | 0 |
| AS60794DK | LANDSBYGGEFONDEN Landsbyggefonden | — | — | 0 |
| AS43869DK | DK-UM Udenrigsministeriet | — | — | 0 |
| AS42418DK | team-blue-Denmark team.blue Denmark A/S | — | — | 0 |
| AS3272DK | Fujitsu Services A/S | — | — | 0 |
| AS42553DK | ENAVN-AS Fionia IT ApS | — | — | 0 |
| AS29542DK | DANSKETELECOM-AS GlobalConnect A/S | — | — | 0 |
| AS198886DK | DANIELBRASHOLT-AS Daniel Brasholt | — | — | 0 |
| AS202031DK | EuShells Sjacob Holding ApS | — | — | 0 |
| AS49309DK | AS49309 Aeven A/S | — | — | 0 |
| AS49417DK | DK-ETARG-AS eTarg Media ApS | — | — | 0 |
| AS16095DK | JAYNET Sentia Denmark A/S | — | — | 0 |
| AS45024DK | PARTNERIT-AS Bo data ApS | — | — | 0 |
| AS199773DK | NETS-AS Nets Denmark A/S | — | — | 0 |
| AS61253DK | FHO-NETWORK Fagbevaegelsens Hovedorganisation | — | — | 0 |
| AS30772DK | LEONET LEO Pharma A/S | — | — | 0 |
| AS206901DK | DKDNB-AS Danmarks Nationalbank | — | — | 0 |
| AS212354DK | ASPNET Albert Soendergaard Pedersen | — | 1 | 1 |
| AS200997DK | NETNORDIC-DK-2-AS NetNordic Denmark A/S | — | — | 0 |
| AS202816DK | team-blue-Nordics team.blue Denmark A/S | — | — | 0 |
| AS206554DK | CNXA Connexa A/S | — | — | 0 |
| AS199175DK | VICTORP-NET Victor Pahuus Petersen | — | 2 | 2 |
| AS49630DK | TN-HOSTING TN HOSTING ApS | — | — | 0 |
| AS5624DK | AS5624 DXC Technology Danmark A/S | — | — | 0 |
| AS205742DK | KBHVN-KOMMUNE Koebenhavns Kommune | — | — | 0 |
| AS34932DK | GlobalConnect-Testlab-DKDE GlobalConnect A/S | — | — | 0 |
| AS51251DK | ASN-ATEA-DK Atea A/S | — | — | 0 |
| AS35817DK | HERNINGSHOLM-AS Herningsholm Erhvervsskole & Gymnasier S/I | — | — | 0 |
| AS212543DK | fsknet-gl Danmarks Tekniske Universitet | — | — | 0 |
| AS210971DK | FR0ZEN-AS Dennis Beck | — | — | 0 |
| AS59469DK | SOLIDO-NETWORKS Sentia Denmark A/S | — | — | 0 |
| AS206139DK | Tvl_Holding_2025_ApS TVL Holding 2025 ApS | — | — | 0 |
| AS204920DK | DK-MVOW Vestas Wind Systems A/S | — | — | 0 |
| AS197288DK | NORLYS-DIGITAL Norlys Digital A/S | — | — | 0 |
| AS57819DK | ASSISTEMA eTarg Media ApS | — | — | 0 |
| AS57735DK | HEF-Fibernet-AS Norlys Digital A/S | — | — | 0 |
| AS199769DK | DANID-AS Nets DanID A/S | — | — | 0 |
| AS15423DK | Maersk A.P. MOLLER - MAERSK A/S | — | — | 0 |
| AS12435DK | TELIAMOBILE-DK Norlys Digital A/S | — | — | 0 |
| AS214348DK | DYNADO Dynado ApS | — | — | 0 |
| AS198903DK | RSK-AS Roskilde Kulturservice A/S | — | 1 | 1 |
| AS39880DK | AS-Thomaskruse_dk Thomas Kruse | — | 1 | 1 |
| AS213032DK | FLEGGAARD Fleggaard Holding A/S | — | 3 | 3 |
| AS48288DK | EWII EWII Bredbaand A/S | — | — | 0 |
| AS214983DK | MikkelBuhlMadsen Mikkel Buhl Madsen | — | 1 | 1 |
| AS197493DK | STRATU Stratu A/S | — | — | 0 |