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.


In the unfortunate event that your IP address has been blacklisted, please contact the organisation running the blacklist, your Internet Service Provider (ISP) that supplies you with your Internet connection or your local IT engineer. 

Please note that check and monitor known blacklists to see if your IP address is listed. We can not remove IPs from a blacklist. We only report if you are listed on any of the blacklists that we monitor.


If you would like to enquire about the products offered on this website, please This email address is being protected from spambots. You need JavaScript enabled to view it. us your query. is a service of IE