ns1.x10premium.com
ns2.x10premium.com
ns3.x10hosting.com
ns4.x10hosting.com
Try:
ns1.x10premium.com
ns2.x10premium.com
ns3.x10hosting.com
ns4.x10hosting.com
name servers [ ns1.x10premium.com ] and [ ns3.x10hosting.com ] have the same IP [ 99.198.122.2 ]
name servers [ ns2.x10premium.com ] and [ ns4.x10hosting.com ] have the same IP [ 108.178.57.230 ]
BUT we still have the issue with adding any domain as 'parked' or 'add-on' to our free-hosting accounts
Admins are working to resolve it - until then they need to add the domain by hand - after the DNS is set at the 'registrar'