spfquery.libspf2
query SPF (Sender Policy Framework) to validate mail senders
RUN apt-get update && \
apt-get install -y spfquery
RUN apt-get update && \
apt-get install -y spfquery
RUN apt-get update && \
apt-get install -y spfquery
RUN dnf install -y libspf2-progs
RUN apt-get update && \
apt-get install -y spfquery