Oh yes, a simple [a-z]{2,3} in regexp. I'm pretty sure I've seen exactly this on... | Hacker News

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		mr__y on Jan 10, 2020 \| parent \| context \| favorite \| on: Benchmarking DNS response times of TLDs Oh yes, a simple [a-z]{2,3} in regexp. I'm pretty sure I've seen exactly this on many different occasions

unilynx on Jan 10, 2020 [–]

Or their 'modern' version: ([a-z]{2,3})|info)

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