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netlist - IPv4/IPv6 subnet list by AS number, MikroTik ROS firewall address list format

Usage:
List facebook IPv4 subnets
https://netlist.meretei.hu/facebook
https://netlist.meretei.hu/facebook/4

List facebook IPv6 subnets
https://netlist.meretei.hu/facebook/6

List facebook booth IPv4 and IPv6 subnets
https://netlist.meretei.hu/facebook/46

Valid service names:
facebook
twitter
outlook
wechat
whatsapp
youtube

Sample ROS script:

/system scheduler
add interval=1m name=update-lists on-event=facebook policy=\
    ftp,reboot,read,write,policy,test,password,sniff,sensitive,romon \
    start-time=startup
/system script
add name=facebook owner=admin policy=\
    ftp,reboot,read,write,policy,test,password,sniff,sensitive,romon source=":gl\
    obal facebook\r\
    \n:if ( \$facebook!=1) do={\r\
    \n/ip fire addre remove [/ip fire addre find list=facebook]\r\
    \n/tool fetch url=https://netlist.meretei.hu/facebook dst-path=facebook.rsc\r\
    \nimport facebook.rsc\r\
    \n:set facebook 1\r\
    \n}"
/ip firewall filter
add action=drop chain=forward dst-address-list=facebook

Enjoy!
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