Issues with Dankort Secured by Nets have now been resolved by Nets.
Message from Nets at 13:38 CET: "INFORMATION Operations of Nets' 3-D Secure system has been back to normal since 17.01.2020 13:14 CET. We regret any inconvenience caused by the operational problems."
Posted Jan 17, 2020 - 13:41 CET
Update
Nets are still having issues with Dankort Secured by Nets.
Latest update from Nets at 11:42 CET: "INFORMATION Nets' 3-D Secure system is still subject to a reduction in service.
CONSEQUENCES Cardholder authentification may not take place. Cardholders may experience transactions being declined when shopping at merchants that require 3-D Secure authentification. Full impact is being gathered.
FURTHER INFORMATION Trigger has been determined and is in progress of being resolved. We will keep you updated until the service is back to normal. We regret any inconvenience caused by the operational problems."