Email hosting—mail server service—on Bluehost caps accounts (e g 100 mailboxes) and send rates (e g 150/hour) Verify in cPanel’s \"Email Accounts\"—exceeding slows delivery Test with
echo \"Test\" | mail -s \"Subject\" user@domain.com
on Ubuntu if SSH is available—expect <1s send time No UFW or Fail2ban—SSL secures IMAP/POP3 (ports 993/995) HostGator offers unlimited emails but throttles at 500/hour—impacts uptime if spammed Monitor with cPanel’s \"Email Tracking\"—ensures MySQL and phpMyAdmin aren’t slowed by mail overload