Hello,
The SRS is not working al mail that's being forwarded will not be send it wil stay deferred.
The error in the maillog is:
Nov 11 14:25:35 web postfix/smtp[20759]: BE84A60747: to=<
[email protected]>, relay=vps.transip.email[2a01:7c8:7c8::126]:587, delay=11, delays=0.05/0.01/5.7/5.3...