Reverse DNS not working

Noticed today that reverse DNS is no longer working for our (10) VMs. It was yesterday and had been for several weeks.

I removed and re-added one of them. Waited for over an hour and still not resolving.

PS C:\Windows\system32> Get-AzureService "emvpodeast2"

ServiceName             : EMVPodEast2
Url                     : https://management.core.windows.net/xxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxx/services/hostedservices/EMVPodEast2
Label                   : EMVPodEast2
Description             : emvpodeast2 with Reverse DNS
Location                : East US
AffinityGroup           :
Status                  : Created
ExtendedProperties      : {[ResourceGroup, EMVPodEast2], [ResourceLocation, East US]}
DateModified            : 12/23/2014 10:32:34 AM
DateCreated             : 9/2/2014 7:44:55 PM
ReverseDnsFqdn          : fathersonholyghosttown.com.
WebWorkerRoleSizes      : {}
VirtualMachineRoleSizes : {}
OperationDescription    : Get-AzureService
OperationId             : xxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxx
OperationStatus         : Succeeded

PTR Check:

http://mxtoolbox.com/SuperTool.aspx?action=ptr%3a191.238.18.70&run=toolpage