If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 4wMBTC1zmEd7LpYkHnCHWCoA41jhePraNmEECmySGKtETJr3HGYY2YuZvRob19usBQdecJBXmrgj4C1Ny5kUYSybK1ugifEZxp1DDEqZpvHbchTErdfc9168xysvLBJ8Atp3ajyBM4CgXbof6bNofTsSnS
You can also try to pass an automatic check but with no guarantee.