Should I blacklist monitor my IP address or my domain name?

Short Answer: We advise you to add both the IP address and domain/hostname associated to this IP address to be monitored by our platform (ie: 2 separated blacklist monitors, one for the IP address and another for the domain/hostname). Longer Answer: When adding new Blacklist Monitors to your HetrixTools account, you should note that our […]

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Add your Microsoft SNDS Key to your HetrixTools account (SNDS Monitoring)

Our platform can monitor the IPs that you’ve added to your Microsoft SNDS account, and notify you as these IPs get blacklisted or delisted on the Microsoft SNDS system. To get started, you should first add your IPs to the SNDS platform as described in the following article:https://docs.hetrixtools.com/adding-your-ips-to-microsoft-outlook-snds/ Then you will need to enable automated […]

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How to remove your IP from the Comcast blacklist

If you are having trouble sending emails to Comcast users, and your emails are being rejected with the error code BL000000 from the recipient server, it means that your sending IP address is being blacklisted on Comcast’s internal blacklist system. This means that none of your emails will go through to the Comcast users until you […]

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How to remove your IP from the AOL blacklist

Are you having trouble sending emails to AOL recipients on the following domain names? aol.com love.com ygm.com games.com wow.com This is most likely due to the fact that your sending IP address is blacklisted on AOL’s private RBL. Here are the steps you should be taking in order to get your IP address removed from […]

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Enable automated data access for your Microsoft Outlook SNDS account

If you haven’t added your IPs to the SNDS account yet, you can do so as explained in this article: https://docs.hetrixtools.com/adding-your-ips-to-microsoft-outlook-snds/ Once you’ve added your IPs to the SNDS account, you can enable automated access to their data. Begin by going to the “Automated Data Access” page on the Microsoft SNDS website: https://postmaster.live.com/snds/auto.aspx If you […]

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Adding your IPs to Microsoft Outlook SNDS

Before you begin, please note that you will need a Microsoft Account to log into, so if you don’t already have one, be sure to create one before proceeding with this guide. Start off by going to the Microsoft Outlook SNDS “Request Access” page: https://postmaster.live.com/snds/addnetwork.aspx Add your IP address, or IP range, or IP block, […]

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How to remove your IP from the Outlook blacklist

If you’re having trouble sending emails to any of the following Outlook’s domain names: hotmail.com live.com msn.com outlook.com or having problems sending emails to Office 365 recipients, then it’s most likely that your IP has been blacklisted by Outlook (Microsoft), and you will need to get it delisted before your emails can reach any Outlook or […]

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Delisting your blacklisted IPs

We noticed that some of our users are doing this all wrong, so we thought it’d be a good thing to write a short guide on best practices when delisting your blacklisted IPs. First and most important, when you get alerted that one or more of your IPs got blacklisted, don’t jump straight away to […]

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Managing Large Numbers of Blacklist Monitors

When managing only a few tens or hundreds of blacklist monitors, it may be easy to handle them all efficiently, but what about when you have thousands or tens of thousands? This short guide will explain how to manage large numbers of blacklist monitors just as efficiently as managing a few monitors. Let’s assume you […]

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Blacklist Check vs. Blacklist Monitor

Blacklist Check is a quick way to find out if one of your IPs is blacklisted and where it’s blacklisted, but it’s not as accurate as our Blacklist Monitor. Why is that? Well, for one, when you’re checking your IP via Blacklist Check, one or more RBLs may be unresponsive/offline, in which case you won’t see […]

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