There are several thing you could do, check the answers in this search result: https://www.startpage.com/do/dsearch?query=zimbra+redirect+https&cat=web&pl=opensearch&language=english

They are just normal connection attempts and it doesn't mean there's any 'exploit'. As long as you have a strong password policy you should have no problems.

Telling us 'it doesn't work' isn't very helpful nor is 'I've checked all the forum threads. You should always start with the zimbre version that you;'re using by posting the full output of the following command: zmcontrol -v Next, you should confirm some of the solutions you've found and tried, what...

elderf wrote:It is a dedicated Zimbra server that has its own IP .. so I can't use my provider's smtp ...

Why not? That doesn't make sense to me.

elderf wrote:I am checking spamwall and Mailchannels as a relay .. do you know any other?

The first one on the list is free for 6,000 emails/month

Why don't you use your ISPs mail servers or you could do an internet search, there are plenty there plus some of them are free for 'low' usage i.e. something like 1000 emails per month.

An internet search found these results (including Zimbra documentation) , you should try them: https://www.startpage.com/do/dsearch?query=zimbra+%22Reset%22++%22Forgot+Password%22&cat=web&pl=opensearch&language=english

...not the appropriate thread for this comment... You could say that about anything that's no, strictly speaking, about the Zeta Alliance Weekly Call. These comments are about topics raised in some of the weekly summaries and therefore perfectly at home here and these are, after all, Public Forums....

...not the appropriate thread for this comment... You could say that about anything that's no, strictly speaking, about the Zeta Alliance Weekly Call. These comments are about topics raised in some of the weekly summaries and therefore perfectly at home here and these are, after all, Public Forums....

Please see the blog: Is Zimbra Open Source? Yes! FAQs about Zimbra OSE for YOU! https://blog.zimbra.com/2020/05/is-zimbra-open-source-yes-faqs-about-zimbra-ose-for-you/ I'm really not comfortable with where this is all going with Zimbra 9. We are a small Nonprofit shop and don't have the time to ge...

Which is the best "whishlist place" to post my request There is no longer any such place on these forums, you'd need to take a look at this blog post: https://blog.zimbra.com/2020/05/is-zimbra-open-source-yes-faqs-about-zimbra-ose-for-you/ Take a look at the question: Q: How can I get a f...