1. ai mailutils
  2. https://www.abuseipdb.com/ 
  3. https://www.liveipmap.com/ 

/etc/cron.monthly/f2b-stat

#!/bin/sh

grep -h "Ban " /var/log/fail2ban.log.1 | awk '{print $NF}' | awk -F\. '{print $1"."$2"."$3"."$4}' | sort | uniq -c  | sort -nr | mail -s "f2b 32 `date`" EMAILADDRESS
grep -h "Ban " /var/log/fail2ban.log.1 | awk '{print $NF}' | awk -F\. '{print $1"."$2"."$3"."}' | sort | uniq -c  | sort -nr | mail -s "f2b 24 `date`" EMAILADDRESS
grep -h "Ban " /var/log/fail2ban.log.1 | awk '{print $NF}' | awk -F\. '{print $1"."$2"."}' | sort | uniq -c  | sort -nr | mail -s "f2b 16 `date`" EMAILADDRESS