Am 2008-07-22 20:23:42, schrieb mouss: > There is one caveat in this argument. yes, an MTA would lookup the MX. > but it is the MX as seen in DNS, not as seen in _your_ zone. > > in short, if someone declares you as their MX (without your > authorization), you should not start listing clients that try to send > mail to such domains.
Are there ANY leagal reasons to declare someons MX as there MX?
Only the owner of a BOTNET would do this...
> This is one problem with the MX "standard". anybody can list your
> servers as their MX. there is no authorization mechanism.
>
> so when collecting such "anomalies", you need to do some checks before
> listing the client. as a result, you need the "intended" recipient. in
> which case, a real smtp daemon is the right choice.
Thanks, Greetings and nice Day/Evening
Michelle Konzack
Systemadministrator
24V Electronic Engineer
Tamay Dogan Network
Debian GNU/Linux Consultant
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