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.
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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.
If your IP address is listed on one of our IP blocklists; SBL, XBL or PBL (collectively known as the 'Zen' blocklist), this lookup tool will tell you which one and will give you a link to information on what to do. |
| Domain Lookup |
| To look up a domain in the Spamhaus DBL press: |
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