rbldnsd software package provides small nameserver daemon designed for DNSBLs, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install rbldnsd
rbldnsd is installed in your system.
Make ensure the rbldnsd package were installed using the commands given below,
$ sudo dpkg-query -l | grep rbldnsd *
You will get with rbldnsd package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Network |
| Package | rbldnsd |
| Version | 0.997a-1ubuntu1 |
| Description | small nameserver daemon designed for DNSBLs |
| Sub Section | Net |