Ionut Stoica iongion
iongion
/ networktools
Created
February 13, 2014 14:49
Check if IP or hostnames are local, with loose restrictions on host name
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| function ipv42long(addr) { | |
| var octets = addr.split('.') | |
| return (parseInt(octets[0]) * 16777216) + (parseInt(octets[1]) * 65536) + (parseInt(octets[2]) * 256) + parseInt(octets[3]) | |
| } | |
| function isPrivateIP(addr) { | |
| var is_private = false, | |
| ranges = [ | |
| ['10.0.0.0', '10.255.255.255'], | |
| ['172.16.0.0', '172.31.255.255'], |
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