We have received a notification of a maintenance by one of our transit providers, Core-Backbone.

During their maintenance traffic will automatically reroute over our other transit providers. We do not expect any issues.

Their maintenance reason is "In the mentioned timeframe we will perform software upgrades at the following core-routers/core-switches:

ams10.core-backbone.com (Amsterdam1)
ams11.core-backbone.com (Amsterdam1)
ams12.core-backbone.com (Amsterdam1)
ams20.core-backbone.com (Amsterdam2)
prg10.core-backbone.com (Prague1)
prg11.core-backbone.com (Prague1)"

Their reference: 1988 and 1994

For transparancy purposes we decided to publish notification.