ASNs in Denmark — 490
| ASN | Name | Type  | Number of IPs |
|---|---|---|---|
| AS3292 | TDC Holding A/S | isp | 5,307,648 |
| AS9158 | Telenor A/S | isp | 2,315,776 |
| AS39642 | Norlys Digital A/S | isp | 353,280 |
| AS15516 | DANSK KABEL TV A/S | isp | 340,992 |
| AS44869 | FIBIA P/S | isp | 333,824 |
| AS31027 | GlobalConnect A/S | isp | 271,104 |
| AS43557 | Norlys Fibernet A/S | isp | 207,872 |
| AS49362 | DSV A/S | business | 166,656 |
| AS1835 | Forskningsnettet - Danish network for Research and Education | education | 164,352 |
| AS28717 | GlobalConnect A/S | isp | 128,256 |
| AS6834 | KMD A/S | isp | 90,624 |
| AS41076 | Post Danmark A/S | business | 82,176 |
| AS42525 | GlobalConnect A/S | isp | 81,408 |
| AS47292 | Sentia Denmark A/S | hosting | 73,728 |
| AS15687 | NNIT A/S | business | 69,632 |
| AS29156 | DXC Technology Danmark A/S | business | 68,096 |
| AS204274 | Aura Fiber OE A/S | isp | 66,560 |
| AS16245 | Sentia Denmark A/S | hosting | 65,792 |
| AS48854 | team.blue Denmark A/S | hosting | 45,056 |
| AS16095 | Sentia Denmark A/S | hosting | 38,144 |