On Sun, Mar 22, 2020 at 11:25 PM Russell Senior <[email protected]> wrote:
> > > On Sun, Mar 22, 2020 at 9:00 PM Keith Lofstrom <[email protected]> wrote: > >> MY FIRST QUESTION IS: can multiple domains and multiple >> SSL certificates share one IP address? I can rent more >> IP addresses, but I hope to avoid complication and cost. >> > > The way I did it is to create an SSL certificate with multiple domain > names. That works. > > >> >> NEXT QUESTION: what is a good ten page summary of how to >> set up and maintain SSL certificates in the simplest way? >> > > Look for LetsEncrypt and/or certbot documentation for multiple domain > names. > This was the first hit on DuckDuckGo: https://community.letsencrypt.org/t/host-multiple-domains-with-a-single-certificate/20917 > >> >> Ditto for DKIM, and configuring postfix for both. >> >> - - - - - - - - - - background - - - - - - - - - - - - >> >> Over the years, I've accumulated many domains and URLs >> on three web servers and multiple companies. I've spent >> a few days simplifying and debugging all that. >> >> After transferring dirvish to a new maintainer, I've >> consolidated everything else onto one offsite virtual >> server with one IP address. 14 domain names point at >> that IP address, all with the same domain registrar. >> >> About half of the domains send email. For example, the >> wiki websites notify page authors that their page has >> been modified. >> >> Without SSL certificates, some of the major email services >> (like gmail) automatically route my outbound emails to user >> spam folders. Not helpful. >> >> I don't really understand SSL certificates, or DKIM, but >> those can establish the bona fides of my mail server with >> the big services. Both my name registrar and my virtual >> server hosting provider offer free certs ... I think. >> >> If I need more information, I can websearch the buzzwords >> in the summaries, or pester the rest of you. The better >> the summaries, the less the pestering. >> >> Keith >> >> -- >> Keith Lofstrom [email protected] >> _______________________________________________ >> PLUG mailing list >> [email protected] >> http://lists.pdxlinux.org/mailman/listinfo/plug >> > _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
