You are welcome. In case of DNS you might use cache TTL high and use backup DNS service providers to make it reliable.
Anvar Kuchkartaev [email protected] Original Message From: Davide Marchi Sent: martes, 10 de octubre de 2017 10:27 p.m. To: [email protected] Subject: Re: OpenDKIM on backup MX Il 2017-10-10 16:36 Anvar Kuchkartaev ha scritto: > You can use 2 separate keys on servers with different selectors and > use 2 DNS records as public keys (for security reasons it will be > better). > Recipient of email will query dns record to identify if signature of > the email is right or not. It will generate dns request based on the > signature and it does not depend from the hosts (either you have 1 or > 1000). > > Anvar Kuchkartaev Well, this is exactly what I would like to know! Thank you for your explanation, really very clear. I just hope to do not some disaster with DNS and lose mail... :-D Thanks again Anvar! Davide
