This is because they placed a throttle or limit on their IPs to mail precise emails, say for every hour or every day. This distinct attribute made them a no-Opt for spammers. Genuine businesses will probably be delighted sending say 5k emails for each hour. A spammer will usually https://directadmin-install67666.blogdigy.com/a-secret-weapon-for-zimbra-support-premium-40345064