XBL – eXploits BlockList
What is the eXploits Blocklist (XBL)?
The Exploits Block List (XBL) by “Spamhaus Project” is a real-time database of IP addresses used by hijacked devices compromised by 3rd party exploits. The range of exploits we track and list changes constantly to reflect the real-world threat map. The Spamhaus Project is an online web tool for checking the reputation of public IPs and Domain names.