If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYrKHP7rDkfBTXWV7WzswBgtjWLff1uCFQqD3cEQxNaurwCUpQxxCtUeujFK8pVMrmhdH2RVFcRSrR8rKwckt5rG2QmR3HwRdtXKazqFdAowuQN6AgXUj447ALthX6DxVnCaN2xSb747JvP2znDuiLTGih1pi
You can also try to pass an automatic check but with no guarantee.