On Thu, Jul 11, 2019 at 11:34:53AM +0300, Reco wrote: > Hi. > > On Thu, Jul 11, 2019 at 10:22:40AM +0200, tomas@tuxteam.de wrote: [...] > > Most probably you'll have to implement SPF and/or DKIM [1, 2] > > Both, and a DMARC too. Also, valid PTR records. While not required by > any RFC, valid PTRs are considered mandatory by some big players like > GMail. You're possibly right. As I said, I could get by without DMARC yet, but we're not done (we're never done, are we ;-) [...] > DKIM is very straightforward. There are some "gotchas" if you're sending > mails to the maillists - some maillists just love to modify arbitrary > e-mail headers, which leads to failed DKIM checks - but they can be > solved. And for SPF you've got to have some control over your DNS records, which, depending on your hoster (or registrar) may get "interesting". Same for DMARC. Cheers -- t
Attachment:
signature.asc
Description: Digital signature