Default top sites only remove .com eTLD

[Mardak]

@piatra noticed in #3221 that the default sites don't remove eTLD unless .com:

This is because there's no eTLD info and we fall back to "com".

This causes problems like #3229

[Mardak]

This can probably fix #3229 at the same time

[Mardak]

Looks fixed!