subnetcalc
IPv4/IPv6 Subnet Calculator
RUN apt-get update && \
apt-get install -y subnetcalc
RUN apt-get update && \
apt-get install -y subnetcalc
RUN apt-get update && \
apt-get install -y subnetcalc
RUN dnf install -y subnetcalc
RUN apt-get update && \
apt-get install -y subnetcalc