If you are currently accessing the free legacy DNS Blocklists (DNSBLs) via the Public Mirrors, and you’re using Vultr infrastructure – you’ll need to make some minor changes to your email infrastructure. The changes are easy to implement, but if you fail to do so, you could find that at some point post-May 22nd 2024, all or none of your email is blocked!

*** This is a Security Bloggers Network syndicated blog from The Spamhaus Project authored by The Spamhaus Team. Read the original post at: https://www.spamhaus.org/resource-hub/email-security/if-you-query-the-legacy-dnsbls-via-vultr-move-to-spamhaus-technologys-free-data-query-service