Blocklist Removal Center - The Spamhaus Project
This Lookup tool is only for IP Addresses - do not enter domains or email addresses. If you do not know what an IP address is, or what IP to look up, please contact your Internet Service Provider and ask them to help you. IP Address Lookup Tool. This lookup tool checks to see if the IP Address you enter is currently listed in the live Spamhaus IP blocklists: SBL, XBL and PBL.
