Get this fixed
Reply < 4 hEmail Server Issues: SMTP, IMAP & Deliverability
Email going to spam? SMTP refusing connections? Mail queue backed up? These problems stop business communication and usually come from misconfigurations that take hours to track down. A single missing DKIM record can send legitimate email to spam for thousands of recipients. We diagnose and fix it fast.
What’s included
Postfix / Exim / Sendmail configuration
Dovecot IMAP / POP3 setup
SPF record creation and validation
DKIM key generation and DNS setup
DMARC policy configuration
Blacklist check and delisting
Mail queue diagnosis and clean-up
SSL/TLS on mail ports (465 / 587 / 993)
cPanel / WHM mail configuration
Webmail setup (Roundcube)
SpamAssassin tuning
Bounce and NDR diagnosis
How it works
DiagnoseMail logs, SMTP / IMAP connectivity, DNS records and IP reputation are checked.
Find the causeConfiguration error, missing DNS record, blacklisting or a stuck queue, pinpointed.
Fix and testChanges are made with send tests and delivery confirmation at each step.
DNS propagationSPF / DKIM / DMARC changes are monitored until they are live globally.
Verify inbox deliveryPost-fix tests confirm mail lands in the inbox, not spam.
DocumentYou get a summary of every change and the DNS records to keep.
Service FAQ
Usually missing or wrong SPF, DKIM or DMARC records, a blacklisted IP, or sending from a server whose hostname and reverse DNS don’t match. We check all of them.
Yes. We find and fix the cause first (often a compromised account or open relay), then request delisting from each list.
Yes, along with plain Postfix / Dovecot servers and panel-managed mail.
Related services
Not sure which plan fits?
Start with the free audit. We’ll tell you honestly if you even need us.