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Those are country code TLDs

• mthoms 3y ago
  In name only. Domains with those TLDs are available to anyone willing to pay.
  • DangitBobby 3y ago
    This was in the original comment: > Honest question: Is there any reason to not just blacklist all emails from TLDs that aren't the Big Four (.com, .net, .org, .gov) and country TLDs (eg: .co.uk, .jp, etc.)?