If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4coAVg6S9xE4rPDTbUCrR66ZBrzrcZi37btfazvEQmHhGJyuLBvbnnWUqLDsygMGku44R32wvptpXwUGQMXi6pVxfG2SB1w9HEXcjNncqAmv6dTRpVyJvTdkqVA22VA5GefA4qQQXCcHeb9SFkoTzEUsZCJzh3n2SBENzDw2u17aCTz1kHBxZmgMdPfnRwreebG8uP9eJu85cu4L1nM1EhtA
You can also try to pass an automatic check but with no guarantee.