is a free service to check if your IP address is blacklisted, a common cause of email delivery issues. Only a small number of blacklists affect your email delivery. With, you can find out if you're on any of the blacklists most relevant to Ireland.

What is an IP address?

An IP address (Internet Protocol address) is a unique address that computers and other devices use in order to identify and communicate with each other on a computer network. An IP address simply identifies a specific computer on a network. More FAQs...

About IE Internet

IE is a leading Irish technology company that provides managed email and application hosting services for business. is a service we have developed with the needs of our customers in mind.

Has your IP address ever been blacklisted?


Yes, several times
Votes: 444
Yes, on one occasion
Votes: 150
No, never
Votes: 31826

Number of Voters   34512
Start Voting   2014-05-30 10:08:02
End Voting   2024-06-30 10:08:02