If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYanSfh7wBYpku4HWTnoAcjDhZk1VDwngP6CXpnm7iR4rcmiWiB4G8Mq63KFQisjs9haNZgUQaLiTc4su3ZUUBnjAEpaxnLCF21AifhT9G3d3gdsNnWzFFZAgzqijNpzTij3LakY18QmmReUygncmw3d6ebKC
You can also try to pass an automatic check but with no guarantee.