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How Denmark ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
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.
469 autonomous systems registered to Denmark. Click an AS for detail.
| AS44869DK |
| FIBIA-P-S FIBIA P/S |
| 333.8K |
| 13 |
| AS3308DK | TELIANET-DENMARK Norlys Telco 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 | 113.2K | 115 |
| — |
| 0 |
| AS57819DK | ASSISTEMA eTarg Media ApS | — | — | 0 |
| AS28717DK | GlobalConnect-AS28717 GlobalConnect A/S | — | — | 0 |
| AS49309DK | AS49309 Aeven A/S | — | — | 0 |
| AS49630DK | TN-HOSTING TN HOSTING ApS | — | — | 0 |
| AS47715DK | ASPECTNET Valeo ApS | — | — | 0 |
| AS196724DK | LYNERO-AS DLX A/S | — | — | 0 |
| AS21465DK | EUROPAEISKE-AS ERGO Forsikring A/S | — | — | 0 |
| AS57189DK | DK-ETARG-AS eTarg Media ApS | — | — | 0 |
| AS204920DK | DK-MVOW Vestas Wind Systems A/S | — | — | 0 |
| AS43790DK | FL-L2-AS Frode Laursen A/S | — | — | 0 |
| AS202119DK | MALTHETANKRED Malthe Kragh Tankred | — | 29 | 14 |
| AS61253DK | FHO-NETWORK Fagbevaegelsens Hovedorganisation | — | — | 0 |
| AS199769DK | DANID-AS IN Groupe Denmark A/S | — | — | 0 |
| AS20984DK | PANALPINA-AS DSV A/S | — | — | 0 |
| AS204420DK | DEMANT-AS Oticon A/S | — | — | 0 |
| AS206139DK | Tvl_Holding_2025_ApS Nordfelt Holding ApS | — | — | 0 |
| AS212543DK | fsknet-gl Danmarks Tekniske Universitet | — | — | 0 |
| AS212045DK | KrugerCorpHolding KrugerCorp Holding ApS | — | — | 0 |
| AS42659DK | AS_WELLTEC WELLTEC A/S | — | — | 0 |
| AS214866DK | Greenhost-AS GreenHost ApS | — | — | 0 |
| AS59469DK | SOLIDO-NETWORKS Sentia Denmark A/S | — | — | 0 |
| AS5599DK | UUNET-DK Verizon Denmark A/S | — | — | 0 |
| AS15423DK | Maersk A.P. MOLLER - MAERSK A/S | — | — | 0 |
| AS15411DK | Danisco International N&H Denmark ApS | — | — | 0 |
| AS211628DK | ECCO-USSA ECCO Sko A/S | — | — | 0 |
| AS198886DK | DANIELBRASHOLT-AS Daniel Brasholt | — | — | 0 |
| AS208292DK | SKIVE-KOM Skive Kommune | — | — | 0 |
| AS43557DK | ASEMNET Sinal A/S | — | — | 0 |
| AS15459DK | AS15459Thomaskrusedk KIKKENBORG FIBER & IT ApS | — | — | 0 |
| AS212050DK | din-server Morten Soerensen trading as Din-Server | — | — | 0 |
| AS16095DK | JAYNET Sentia Denmark A/S | — | — | 0 |
| AS39672DK | DSV DSV A/S | — | — | 0 |
| AS206517DK | CUROTEC-S2 CuroTec ApS | — | — | 0 |
| AS3272DK | Fujitsu Services A/S | — | — | 0 |
| AS210971DK | FR0ZEN-AS Dennis Beck | — | — | 0 |
| AS208918DK | Unit-IT-as Unit IT A/S | — | — | 0 |
| AS8322DK | TDC TDC Holding A/S | — | — | 0 |
| AS34932DK | GlobalConnect-Testlab-DKDE GlobalConnect A/S | — | — | 0 |
| AS43869DK | DK-UM Udenrigsministeriet | — | — | 0 |
| AS210322DK | GFFORSIKRING GF Forsikring A/S | — | — | 0 |
| AS198275DK | FLUMMER-AS Thomas Flummer | — | 1 | 1 |
| AS8989DK | NUUDAY-IP-SERVICE-LAYER TDC Brands A/S | — | — | 0 |
| AS206901DK | DKDNB-AS Danmarks Nationalbank | — | — | 0 |
| AS203327DK | dk-infare Infare Solutions A/S | — | — | 0 |
| AS202031DK | EuShells Sjacob Holding ApS | — | — | 0 |
| AS208287DK | MultiMedHostingServices DataGruppen MultiMed A/S | — | — | 0 |