attempts to connect to invalid IP ranges

[electroglyph]

for example:

Sun Jan 14 12:58:55 2018 UDP [snip] 61616 => 192.168.10.101 6889 Sun Jan 14 12:57:23 2018 UDP [snip] 61616 => 172.17.0.1 57071 Sun Jan 14 12:57:26 2018 UDP [snip] 61616 => 192.168.58.1 23699 Sun Jan 14 12:58:14 2018 UDP [snip] 61616 => 192.168.58.1 23699 Sun Jan 14 12:58:15 2018 UDP [snip] 61616 => 192.168.58.1 23699 Sun Jan 14 12:59:26 2018 UDP [snip] 61616 => 192.168.58.1 23699 Sun Jan 14 12:59:36 2018 UDP [snip] 61616 => 192.168.58.1 23699 Sun Jan 14 12:59:46 2018 UDP [snip] 61616 => 192.168.58.1 23699 Sun Jan 14 13:00:08 2018 UDP [snip] 61616 => 192.168.58.1 23699 Sun Jan 14 12:57:48 2018 UDP [snip] 61616 => 14.103.3.221 18792 Sun Jan 14 13:00:04 2018 UDP [snip] 61616 => 14.103.3.221 18792

[mweinelt]

http://bgpfilterguide.nlnog.net/guides/bogon_prefixes/

[oddstr13]

https://docs.python.org/3/library/ipaddress.html https://pypi.org/project/ipaddress/

>>> ipaddress.ip_address("10.0.0.1").is_global
False
>>> ipaddress.ip_address("192.168.10.101").is_global
False
>>> ipaddress.ip_address("172.17.0.1").is_global
False
>>> ipaddress.ip_address("14.103.3.221").is_global
True

It might not be desirable to filter them out however, as some of the nodes just might be local to you.