Domain Blacklist Check Spamhaus

If your mail server has been blacklisted some email you send may not be delivered.

Domain blacklist check spamhaus. Spamhaus presently protects over 1 9 billion email users mailboxes. Commonly called realtime blacklist dnsbl or rbl. It is a non government service that provides a domain blacklist to a large number of email services and provides assistance to the corporates in the online and security domain. This lookup tool checks to see if the domain you enter is currently listed in the live spamhaus domain blocklist dbl.

Spamhaus zen reports virus infected sources virus based blacklists are those that will list single ip addresses or hostnames of email servers that have sent spam traffic that is generated by some form of a virus malware trojan or botnet infection in a network. Spamhaus run other blacklist services but spamhaus dbl is the only domain based blacklist. It is published in a domain dnsbl format. Spamhaus botnet threat update.

The blacklist check will test a mail server ip address against over 100 dns based email blacklists. The services of spamhaus are used by mailbox providers to protect themselves against spam and spam like activities. The spamhaus project is one of the well known names when it comes to blacklist spam tracking spam blocking services malware and botnet detection. Spamhaus distributes six dns based dnsbl s blacklists and one domain based blacklist.

This increased activity is highlighted across most of our top 20 lists with extensive changes. Email blacklists are a common way of reducing spam. These domain reputations are calculated from many factors and maintained in a database which in turn feeds the dbl zone itself. If you wind up on an email blacklist this means your ip or domain has shown characteristics of engaging in spam related activity.

The definition of spam varies according to different isps and blacklist vendors. Q2 2020 the pandemic certainly didn t put the brakes on botnet operators in q2 2020. After the welcome decrease in activity at the end of q1 the research team tracked and listed a 29 increase in the number of botnet command controllers c cs this quarter. As an smtp service we figured that you shouldn t need to waste your valuable time verifying your blacklist status with 10 different blacklist checkers.

The domain block list dbl the spamhaus dbl is a list of domain names with poor reputations. There needed to be some way to check your ip domain with all of the spam databases. Spamhaus dbl is run by a company known as spamhaus. If your domain is listed on the spamhaus domain blocklist dbl this lookup tool will give you a link to information on what to do.