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447 posts

Ultimate Geek


#268409 18-Mar-2020 00:18
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banning  ip bogans yay or nay ?

 

 

 

only reason i'm asking as i get a lot of 6 to 4 ips eg 2002:c23d:185e::c23d:185e attacking my sites

 

 

 

some sites on google say yes and some say no


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657 posts

Ultimate Geek

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  #2440434 18-Mar-2020 01:30
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We blackhole routes for bogons on our routers, so they don't even make it to the servers.

 

Using https://www.team-cymru.com/bogon-reference-bgp.html





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3128 posts

Uber Geek

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  #2440822 18-Mar-2020 18:24
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I would ask what is the percentage of legitimate traffic that comes from bogon ranges. If it's all dodgy then block it

I say block it.




and


 
 
 
 


2159 posts

Uber Geek

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  #2440905 18-Mar-2020 21:23
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I have all of these blocked with no exception

 

 

 

::/128 (unspecified address)
::1/128 (lo)
fec0::/10 (site-local)
::ffff:0.0.0.0/96 (ipv4-mapped)
::/96 (ipv4 compat)
100::/64 (discard only)
2001:db8::/32 (documentation)
2001:10::/28 (ORCHID)
3ffe::/16 (6bone)
::224.0.0.0/100 (other)
::127.0.0.0/104 (other)
::/104 (other)
::255.0.0.0/104 (other)




447 posts

Ultimate Geek


  #2440956 19-Mar-2020 00:27
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anyone got a good script ? where can i find a good list

 

im using ubuntu with iptables and ipset


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