[mthoms]

In name only. Domains with those TLDs are available to anyone willing to pay.

[DangitBobby]

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.)?