If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYYwYavcUK545DfgiGzgJXNbvhf2Hnhyju6JXh788AdwoXa7Qe34Vnj24cXP1R3nze1MVi4MXKDbrhcd9Ak7zY2BBoYQdkGp2un3CGVbuK3GMVRKqhhWgdCtVDVjcUoEiuCTWH5u2Ms1jWU4PBrF7fZ5FhYcN
You can also try to pass an automatic check but with no guarantee.