wiseTools: Services for Email Administrators

These are the tools we use every day in troubleshooting delivery issues for our clients. We use data from publicly available sources, and share the tools freely here for your use.

DNS

Look up IP and IPv6 addresses, hostnames, MX and text records, nameservers and more.

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Authentication

Check SPF and DKIM records to authenticate senders.

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Encoding

Find and decode encoded text and image strings.

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