rblcheck
Tool to query DNSBL servers
RUN apt-get update && \
apt-get install -y rblcheck
RUN apt-get update && \
apt-get install -y rblcheck
RUN pacman -S --noconfirm rblcheck
RUN apt-get update && \
apt-get install -y rblcheck
RUN dnf install -y rblcheck
RUN apt-get update && \
apt-get install -y rblcheck