The disruption has been resolved. We received the following update from Textkernel:
We would like to inform you that the issues causing our services to be unresponsive have been resolved. You should be able to access your environments, our API's and be able to process documents again. We will conduct thorough investigation to the root cause of the issue and the possibilities of preventing it from happening again.
Please accept our apologies for the disruption and if you have any additional questions, please contact Textkernel's Support Team via firstname.lastname@example.org.
Textkernel is currently experiencing technical difficulties that are impacting the delivery of their services. You might experience some time outs and difficulty connecting to their webpages, environments and API's that are running in their European data centers.
Their engineers are working on solving this issue with the highest priority. You can find regular updates on the Textkernel status page at status.textkernel.nl.
Textkernel will inform us when their services are back up and running.