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Name

mta_sts - commands for MTA-STS related data.

Synopsis

mta_sts list all

mta_sts show domain {domain name}

mta_sts refresh policy {domain name}

Description

mta_sts list all - lists all the active domains which have MTA-STS policies

15:42:38 /tmp/2025> mta_sts list all
gmail.com
Total domains: 1

mta_sts show domain { domain name } - shows MTA-STS TXT record and policy details of a given domain. The same content will be shown in domain command output also, if available.

18:13:43 /tmp/2025> mta_sts show domain gmail.com
Domain 'gmail.com' has MTA-STS TXT and a TTL of 185 seconds
        id: 20190429T010101
        max_age: 86400 seconds; refresh in 86375 seconds
        mode: enforce
        mxlist:
               gmail-smtp-in.l.google.com
               *.gmail-smtp-in.l.google.com

mta_sts refresh policy {domain name} - forces MTA-STS policy refresh by fetching the policy from the HTTPS endpoint for a given domain.

18:14:41 /tmp/2025> mta_sts refresh policy gmail.com
MTA-STS policy for gmail.com refreshed.
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