Mailspike ZBI
https://mailspike.io/ip_verify/usage
Mailspike's zero-hour blocklist of IP addresses currently seen participating in a distributed spam wave, detected from viral behaviour shared across clusters of IPs rather than historical reputation. It is one component of bl.mailspike.net (which combines z.mailspike.net with rep.mailspike.net L3-L5).
Technical Details
We are unable to remove you from any blacklist. You need to visit the blacklist directly for removal.
If any information concerning this DNSBL is incorrect, missing, or out of date, please contact us.