>On Monday, September 14, 2020, 05:23:13 PM GMT+2, John Hardin <[email protected]> wrote:
>I don't check for FCrDNS explicitly, but I do reject non-FQDN HELO strings >(e.g. no dots present) from the Internet. That catches a surprising > percentage of garbage up front. +1 -----Pedreter
