What is RBL?

RBL is short for Realtime Blackhole List, a list of IP addresses whose owners refuse to stop the proliferation of spam. The RBL usually lists server IP addresses from ISPs whose customers are responsible for the spam and from ISPs whose servers are hijacked for spam relay.

QSS Hosting use these dynamic blacklists:

zen.spamhaus.org
bl.spamcop.net
zen.spamhaus.org
bl.spamcop.net
xbl.spamhaus.org
dnsbl-1.uceprotect.net
ix.dnsbl.manitu.net
b.barracudacentral.org

Was this answer helpful?

 Print this Article

Also Read

How To Migrate An IMAP Email Account - Moving IMAP Email Servers

Migrating IMAP email from one server to another   When you move to a new Email provider,...

What is your SPAM policy?

When you sign up for a QSS hosting account, you agree not to use the account to send spam,...

Setting up autoresponders while you are going out on vacation

Introduction: This guide will walk you through the process of setting up an autoresponder in...

501 Too many syntax or protocol errors – Outlook / Outlook Express

Issue Error Messages:SMTP call from (workstation) [xx.xx.xx.xx] dropped: too many syntax or...

Automating Email Sorting into Specific Folders using Webmail

Effectively managing emails is a key part of maintaining a clutter-free inbox, especially in a...