ZOHO Mail Server 136.143.188.51 Was Listed by SpamCOP (June 3, 2021)

ZOHO Mail Server 136.143.188.51 Was Listed by SpamCOP (June 3, 2021)

I received email bounced and found out that SpamCOP was listing ZOHO mail server 136.143.188.51 was blacklisted by SpamCOP.

This can be seen using the following link:

https://mxtoolbox.com/SuperTool.aspx?action=blacklist%3a136.143.188.51&run=toolpage

This issue is the same as the one filed 6 months ago:

https://help.zoho.com/portal/en/community/topic/136-143-188-51-blocked-by-spamcop

Please fix.