I accidentally took down all Internet e-mail for the entire world back in 1996. It was a basic DNS mis-configuration on my part for AOL, combined with the behav

I accidentally took down all Internet e-mail for the entire world back in 1996. It was a basic DNS mis-configuration on my part for AOL, combined with the behaviour of typical e-mail servers at the time. This is a slightly popularized version of the actual events: https://www.theregister.com/2018/04/16/who_me/ https://www.theregister.com/2018/04/16/who_me/ Today, I think it would be easier to mess up the entire internet via a bad BGP routing advertisement. I think mail servers are now more robust against this kind of misconfiguration.