If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 4wMBTC1zmEd6iBsRmBAvF8hXyCwugSaYNsQy3oHovKkCfD6K3Py8616RKJRAHRL4SqWxSVcNvyJxUagM4suBvLoEPAcb8LQamgdhTyApKjB1bEwmH88jjqydSL3p5NCZTgFRXY1Ez46hwcEnxkTAHVSN1c
You can also try to pass an automatic check but with no guarantee.