Re: arpa mail, was SF-lovers discussion list

> Looking at the digests you linked '80-'84. Does anybody still use .arpa
> domains for their email?
You can write to me at 
johnl(_at_)m(_dot_)183(_dot_)57(_dot_)64(_dot_)in-addr(_dot_)arpa and it will
work, but I suspect that's not what you had in mind.

All of the remaining subdomains in .arpa are listed here:

https://www.iana.org/domains/arpa

I don't see anywhere that there might be an MX record other than us
passive aggressive rDNS operators.

R's,
John