iptables blocklist script (using ipset hash..)

update-blocklist.sh

#!/bin/bash
IP_TMP=/tmp/ip.tmp
IP_BLACKLIST=/etc/ip-blacklist.conf
IP_BLACKLIST_TMP=/tmp/ip-blacklist.tmp
IP_BLACKLIST_CUSTOM=/etc/ip-blacklist-custom.conf # optional
list="chinese nigerian russian lacnic exploited-servers"
BLACKLISTS=(
"http://www.projecthoneypot.org/list_of_ips.php?t=d&rss=1" # Project Honey Pot Directory of Dictionary Attacker IPs
# "http://check.torproject.org/cgi-bin/TorBulkExitList.py?ip=1.1.1.1"  # TOR Exit Nodes, who would refuse those accessing your server?
# "http://www.maxmind.com/en/anonymous_proxies" # MaxMind GeoIP Anonymous Proxies
"http://danger.rulez.sk/projects/bruteforceblocker/blist.php" # BruteForceBlocker IP List
"http://rules.emergingthreats.net/blockrules/rbn-ips.txt" # Emerging Threats - Russian Business Networks List
# "http://www.spamhaus.org/drop/drop.lasso" # Spamhaus Don't Route Or Peer List (DROP) This one once mistakenly blocked my own ISP..
# "http://cinsscore.com/list/ci-badguys.txt" # C.I. Army Malicious IP List
"http://www.openbl.org/lists/base.txt"  # OpenBL.org 30 day List
#"http://www.autoshun.org/files/shunlist.csv" # Autoshun Shun List
"http://lists.blocklist.de/lists/all.txt" # blocklist.de attackers
)
for i in "${BLACKLISTS[@]}"
do
    curl "$i" > $IP_TMP
    grep -Po '(?:\d{1,3}\.){3}\d{1,3}(?:/\d{1,2})?' $IP_TMP >> $IP_BLACKLIST_TMP
done
for i in `echo $list`; do
        # Download
        wget --quiet http://www.wizcrafts.net/$i-iptables-blocklist.html
        # Grep out all but ip blocks
        cat $i-iptables-blocklist.html | grep -v \< | grep -v \: | grep -v \; | grep -v \# | grep [0-9] > $i.txt
        # Consolidate blocks into master list
        cat $i.txt >> $IP_BLACKLIST_TMP
done

sort $IP_BLACKLIST_TMP -n | uniq > $IP_BLACKLIST
rm $IP_BLACKLIST_TMP
wc -l $IP_BLACKLIST

ipset flush blacklist
egrep -v "^#|^$" $IP_BLACKLIST | while IFS= read -r ip
do
        ipset add blacklist $ip
done

I think wizcrafts.net can't be used with wget anymore. Wget shows an 503 error code, but you can still access the website via browser.

Edit: Just a wild guess. I think the author has blocked some or most server-hoster ip-ranges to sell the iptable-lists.