Every .dk domain whose website address (A record) is announced by AS11164, with the network's IPv6 and DNSSEC adoption and its observed prefixes. An autonomous system is the routing identity of a hosting company or ISP. Data comes from our own scanners, which re-resolve every .dk domain in the zone roughly once a week.
INTERNET2-I2PX - Internet2 announces 24 prefixes (12 IPv4, 12 IPv6) and reaches the internet through 10 upstream networks.
| Upstream | Name | Power |
|---|---|---|
| AS6939 | Hurricane Electric LLC | |
| AS6461 | Zayo Bandwidth | |
| AS3303 | Swisscom (Schweiz) AG | |
| AS3491 | PCCWG-APAC-HK - PCCW Global (HK) Ltd. | |
| AS2497 | IIJ - Internet Initiative Japan Inc. | |
| AS1828 | Unitas Global | |
| AS35280 | F5 F5 Networks SARL | |
| AS4637 | ASN-TELSTRA-GLOBAL - Telstra Global | |
| AS15412 | Flag Telecom UK Limited | |
| AS22742 | CT-EDU-NET - Connecticut Education Network |
Upstream and prefix data supplied by ipbot.dk; power is relative to the strongest upstream.