Zoho Mail is blacklisted on magicspam.com and spamauditor.org

Zoho Mail is blacklisted on magicspam.com and spamauditor.org

As of today, the same problem with the IP addresses 136.143.188.51 and 136.143.188.52
How long does it take them to clear their IP addresses?

I've read on this forum that these IP addresses have been blacklisted for years.
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ERROR CODE :550 - 5.5.1 Server_IP_136.143.188.51_listed_as_abusive._See_http://spamauditor.org/best-practices/ip-reputation/_for_more_information._Protection_provided_by_MagicSpam_2.2.6-2_https://magicspam.com