How to Delist from

When you run an email test with GlockApps, oftentimes you may be frustrated by a warning that your sending IP address is blacklisted. Blacklists can work as a firewall on the path of your messages to the recipient’s mailbox so that your legitimate emails never reach the destination. At the same time, blacklists do a good job by blocking viruses, malware, phishing emails, and any kind of spam sent by known spam emitting sources. Blacklists are part of the email marketing life. It is important that you understand how they work and what to do to keep the IP address off a blacklist. This article explores and essentially how to delist the IP from

What is stands out among other blacklists by the fact that it doesn’t list the IP addresses based upon reported spam. That’s why the impact of a listing on email deliverability is minimal. Legitimate email senders should never find their IP addresses listed on this blacklist. is a free service that detects attacks on its servers via SSH-, Mail-Login-, FTP-, Webserver- and other services. then reports attacks to the abuse departments of the infected hosts. To find the IP addresses of the hosts the attacks come from, uses information from: However, errors happen and sometimes may list an innocent IP address that is not involved in any form of computer fraud or attack. So to minimize the errors, communicates with other platforms that maintain whitelists and blacklists of the IP addresses or domain names. Thus, uses the whitelists from and and the blacklist from to reduce the listings of “clean” IP addresses.

How to Remove IP from

If you were unfortunate by having your mail server compromised and listed on, don’t be panic as the listing will automatically expire in 48 hours. However, if you detected and resolved the problem that had caused the listing, you can remove the IP address from before its automatic expiration. To delist from, go to the Delist page, enter the IP address and click “Delete”. Your IP will be removed within 60 minutes.

How to Avoid Being Blacklisted by

As we said, doesn’t deal with the IP addresses involved in sending spam. It is developed for detecting and blocking the IP addresses involved in computer fraud, server abuse, or attack. If you are a legitimate email sender, you are unlikely to ever see your IP address listed on However, to secure your mail server, do regular security checks of your server to make sure you don’t have a virus, or an open proxy, or a trojan sending spam, or some sort of unusual misconfiguration which can cause your IP address to be listed on

Additional Resources:

IP Blacklist Removal – How To Fix a Blacklisted IP Address How To Remove Your IP From Yahoo Blacklist How to Remove Your IP Address from Gmail’s Blacklist How to Remove Your IP Address from the Hotmail/Outlook’s Blacklist

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Julia Gulevich is an email marketing expert and customer support professional at Geminds LLC with more than 15 years of experience. Author of numerous blog posts, publications, and articles about email marketing and deliverability.