[dns-operations] TTL analysis: "How Long Does a Second Actually Last?"

David C Lawrence tale at akamai.com
Fri Mar 10 15:52:28 UTC 2017

Interesting but five year old page I'd only just now come across for
the first time.  Thought some of you would find it interesting as
well.  Apologies if it has actually been discussed before and I just
missed it.


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