Abusix FAQs

No, we don’t provide a Feedback Loop.

Yes, we support Subscriber’s Right to Data Access and Subscriber’s Right To Be Forgotten which are GDPR requirements.

Yes, our mail intelligence solutions integrates with any mail product including SpamAssassin and rSpamd. Check out our documentation page for more detailed setup instructions.

All you need to do is configure your email server to query our service. This takes a couple of minutes, and we provide guides for the most popular email servers in our documentation.

Our support team can help if you have any questions or use a system that isn’t covered in our documentation.

For larger sites we also offer RSYNC, so you can run a local copy of our DNS zones.

You can upgrade or downgrade your plan in our customer portal.
Just log in to your existing account, navigate to the pricing section, and update your plan. Not sure how much more queries you’ll need? Just get in touch with our team via our live chat.

No, these are all free services, so you don’t need to upgrade to a plan.

In order to delist from any of our blacklists, you’ll have to sign up to our customer portal, confirm your email address, and then you’ll be able to use our fully automated delisting service.

Yes, however, we only provide this for large providers. If you are interested in using RSYNC, please contact us through our contact form
or use the live chat on either our website or on our app.abusix.com

We provide IP addresses, Domain datasets, hashed datasets for Short URLs, Drive URLs, Bitcoin Wallet addresses, and email addresses (coming soon).

We also provide non-blacklist datasets like Newly Observed Domains or Newly Observed Mail IPs, which can be used for additional filtering and intelligence.

We also provide an authentication blacklist (AuthBL) to help you prevent compromised accounts from sending outbound spam.

Check out our lists in the production and beta zone here.


An uptime percentage of at least 98% during the service term is pledged in our SLA.

This is one of the main benefits of using a blacklist – we help protect your organization from all forms of email abuse and new emerging email-borne threats. But generally speaking, blacklists have one major job, which is to protect your network and mail servers from spam.

We provide both live chat and email support to customers and those with listing issues.

For customers using Abusix Mail Intelligence to reject mail, we ask that any rejection uses the text we provide, including the delisting URL.

If you find yourself listed on one of our blacklists, you can directly go to our lookup page and follow the instructions there, or you go to our customer portal to delist your IPs.



Abusix uses industry-standard practices for its security controls; including, but not limited to firewalls, intrusion detection, change management, and written security policies.

Security at Abusix follows the ISO/IEC 27002:2013 standard.

For Abusix Mail Intelligence, you can find per-query pricing on our customer portal. (Sign-in required)

Not sure, how many queries you’ll need? Not a problem. We offer a 14-day free trial, which will allow us to see an average usage. We are using a 7-day average since weekends are usually lower in traffic. That way, we can calculate the most accurate average and offer you the perfect price for your needs.

For per-user pricing, you will need to contact us through our contact form.


AbuseHQ (AHQ) employs a public cloud deployment model using virtualized resources, as a software-as-a-service (SaaS) solution. AbuseHQ is hosted at Amazon Web Services in Germany or the USA; which operates as ISO Certified Data Centers under German and US Privacy Laws respectively.

The most common causes are: compromised accounts, compromised WordPress servers, abused webforms, and abused sign-up forms.

Abusix offers a more detailed explanation with specific context about your blocked IP or domain on our lookup service page.

Unfortunately, we’ve seen that anonymous delistings attracted a lot of abuse. Therefore,  you’ll need to confirm your email in order to use our delisting services.

If you are listed by us and our customers use our service to reject the email, you will receive a “bounce” message telling you that your message could not be delivered.

If the rejection was from our service, then you will see a link to abusix.ai where you will be provided with a detailed explanation. It will show you where and why you were listed on our service. You can also delist yourself by registering at abusix.ai

The only emails we send are to customers (and not to those who delisted themselves) to provide service updates or notifications. The only other messages we send are abuse reports.

We offer discounts to non-profit, non-political, non-lobbying organizations that can supply proof of their non-profit status. Please get in touch via our live chat or through our contact form.

Adding Abusix’s blacklist as an additional email spam filter to your existing mail protection lets you save resources, speed up mail delivery, and protect your users’ inboxes.
Abusix Mail Intelligence can be seen as the first line of defense for your mail servers and catches more than 99% of the incoming malicious traffic in less than 1 second, which eventually frees up resources for your existing email protection and your team.

Get in touch

Talk to us

Do you want to know more about our products and services?
Let us know, we are always happy to answer any questions you may have.

The quickest way to get in touch with the team is via our online chat feature at the bottom right of this page.

Alternatively, feel free to email us at [email protected] or send us a message via our form.