Every .dk domain whose website address (A record) is announced by AS57304, 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.
RETNRU-AS JSC "RetnNet" announces 7 prefixes (6 IPv4, 1 IPv6) and reaches the internet through 10 upstream networks.
| Upstream | Name | Power |
|---|---|---|
| AS34549 | meerfarbig GmbH & Co. KG | |
| AS34927 | iFog GmbH | |
| AS34177 | Celeste SAS | |
| AS14840 | BR.Digital Telecom | |
| AS8758 | Iway AG | |
| AS37497 | Network Platforms (PTY) LTD | |
| AS6057 | Administracion Nacional de Telecomunicaciones | |
| AS48362 | TKSWF-AS Stadtwerke Feldkirch | |
| AS12637 | SEEWEB s.r.l. | |
| AS8298 | IPng Networks GmbH |
Upstream and prefix data supplied by ipbot.dk; power is relative to the strongest upstream.