I’ve recently encountered an issue where my IP address appears to be blacklisted, and I suspect it might also be blocked by my Internet Service Provider (ISP). Here’s the situation:

I checked my IP using tools like MXToolBox, and it’s listed on a few blacklists. Some websites and email servers are rejecting my connections. My ISP has also limited my internet access, likely due to flagged activity. Here are my questions:

What are the best steps to confirm and resolve the cause of blacklisting (e.g., spam, malware)? How can I request removal from major blacklist databases like Spamhaus or Barracuda? What should I do if my ISP continues to block my IP even after resolving the issue? Are there any preventive measures to avoid being blacklisted again in the future? I’m running a small email server, so advice specific to email-related blacklisting would also be appreciated.

Any guidance or resources would be greatly appreciated. Thank you! [check this wolf cut hair men]