Hello.
Thank you for your request.
Please, add them to your black list using this instruction:
https://cleantalk.org/help/blacklist-usage
You can also blacklist them automatically in your Anti-Spam Log:
Go to your Log page [ https://cleantalk.org/my/show_requests?int=week ] —> choose your website in the pop-down menu —> there are buttons “Spam” and “Not Spam” under every record —> mark records using these buttons.
For each mark you get 1 bonus day to your subscription and we update our database and get feedback for analysis.
You can inform us about spammers through our private ticket system as well:
https://cleantalk.org/my/support/open
Sorry for the inconveniences caused.
Your CleanTalk Control Panel: [ https://cleantalk.org/my/ ].
Best regards.