Exim - Retry time not reached for any host

hi guys, i am experiencing the same thing, however i don't have the options enabled for sending email from the dedicated ip and /etc/mailips is empty. 2018-06-14 09:44:30 1fSkjq-0006UO-Td Sender identification U=newskill D=domain.co.uk S=sales@domain.co.uk 2018-06-14 09:44:30 1fSkjq-0006UO-Td == support.28957.3b61dd365e870ec5@example.net(sales@domain.co.uk) R=dkim_lookuphost T=dkim_remote_smtp defer (-53): retry time not reached for any host for 'example.net' \
any ideas?