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

Domain has exceeded the max defers and failures per hour

What is this error?If you are receiving an error similar to "Domain example.com has exceeded the...

Configure iPhone and iPad for email

On your iphone home screen tap the settings icon Tap on Mail, Contacts, Calendars Tap on 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...

Managing registered email address for scripts

We have enabled a tool that restricts the email IDs which can be used for sending emails through...