Bulk IP check

Paste addresses. This page previews the first five. The full tool handles up to 25.

Bulk check is for a short list of addresses from a log or a header, not a whole spam feed. The preview asks for the published organisation of up to five addresses. A free account on the full tool raises that to 25.

Use the tool

Questions

How many addresses can I check?

This page previews five. The full bulk tool accepts 25 per request after you confirm an email address.

Does the preview include blacklists?

No. It shows the network owner. Open an address for the reputation check.

Is the list uploaded?

Each preview address is looked up individually from your browser. Do not paste addresses you are not allowed to check.