admin:mail

Mail Administration

see also: DNS

Allow server in A record, allow server in MX record, disallow all others.

v=spf1 +a +mx -all

example

put into TXT record _dmarc.example.com:

v=DMARC1; p=none; rua=mailto:postmaster@example.com; ruf=mailto:postmaster@example.com;

Tools

echo mail queue mailq
read mail postcat -q MESSAGE_ID
delete delayed mails postsuper -d ALL deferred
delete queue postsuper -d ALL

more information: Postfix Queue Management

echo mail queue exim -bp
mailq
delete frozen mails exiqgrep -iz|xargs exim -Mrm
  • Internet.NL – tests for IPv6, DNSSEC, DMARC, DKIM, SPF and STARTTLS
  • SSL-Tools – checks if mail server uses STARTTLS for mail delivery
  • MX Toolbox – checks mail deliverability (DMARC, SPF, DKIM)
  • Is Not Spam – SPF, Sender-ID, DomainKeys, DKIM, SpamAssassin Check
  • Last modified: 2020-10-19 23:11