We are aware that ATL102KVM and ATL103KVM (a couple KVM VPS nodes located in our Atlanta datacenter) are experiencing network connectivity issues.
We are currently looking into these nodes further and will update with more information as soon as possible.
UPDATE: This is now resolved. It was a network glitch specific to both two nodes. all VM's are now responsive again. If you are still experiencing any issues please open a support ticket and we'd be happy to assist.