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

Google Email MX Setup in cPanel

Login to your cPanel and open Zone Editor Click on Manage Remove all existing MX records Add...

What is your SPAM policy?

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

How to change SMTP port with MS Outlook?

1. Go to your Outlook and click on Tools > Email Accounts2. Select View existing email...

Configure email account on Android phone or tablet

From the Applications menu, select Email. This application may be named Mail on some versions...

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...