Every .dk domain whose website address (A record) is announced by AS55900, 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.
GLBB-JP - GLBB Japan KK announces 32 prefixes (31 IPv4, 1 IPv6) and reaches the internet through 10 upstream networks.
| Upstream | Name | Power |
|---|---|---|
| AS1299 | TWELVE99 Arelion Sweden AB | |
| AS2497 | IIJ - Internet Initiative Japan Inc. | |
| AS2914 | NTT-DATA-2914 - NTT America, Inc. | |
| AS6939 | Hurricane Electric LLC | |
| AS3356 | Level 3 Parent, LLC | |
| AS8220 | COLT Technology Services Group Limited | |
| AS35280 | F5 F5 Networks SARL | |
| AS9002 | RETN Limited | |
| AS24482 | SGGS-AS-AP - SG.GS | |
| AS135607 | INFINIVAN-AS-AP - Infinivan Incorporated |
Upstream and prefix data supplied by ipbot.dk; power is relative to the strongest upstream.