Looks like that page has already been removed, and the message moved to the root of the support site. It also has this additional bit of info:
said by »support.burst.net/ :
We have reached a deal with Hostwinds.com another provider of VPS services. They have agreed to migrate all active Burst.net client's over to their infrastructure. They will also be offering all client's a full 30 days of free service on their infrastructure. Please contact Hostwinds directly about your new services with them. You should have recieved an email with your login information by now. Please contact Hostwinds immediately if you have not already done so. It is imperititve that you contact Hostwinds ASAP, to request that your service be migrated. Failure to do so could result in the loss of your data. If you have not already done so, please ensure that you have taken FULL backups of all of your current services.
In order to request the migration of your services, please contact Hostwinds using the link below.
»clients.hostwinds.com/submittick ··· eptid=27
Please read the Hostwinds FAQ on the Burstnet Migration process at the following link
»clients.hostwinds.com/knowledgeb ··· FAQ.html
The primary domain burst.net has already been redirected to hostwinds.com
From what I remember, they moved to a new data center about a year ago, didn't pay their bills, and tried moving to another state recently to start over in a new data center. Something went wrong, and now they are folding.