Author: slac3dork
Site: http://snippet.c0de.me
Summary: Reverse DNS lookup tool. Ruby code to get IP address from domain name. This script need internet connection and create connection to http://www.ip-adress.com/whois/. Tested on Linux.
Usage: ruby domain2ip.rb <domain_name> or ./domain2ip.rb <domain_name>
#!/usb/bin/ruby
# _________ .__ .____ _______
# / _____/ ____ |__|_____ | | \ _ \ ____
# \_____ \ / \| \____ \| | / /_\ \ / ___\
# / \ | \ | |_> > |__\ \_/ \/ /_/ >
#/_______ /___| /__| __/|_______ \_____ /\___ /
# \/ \/ |__| \/ \//_____/
# http://snippet.c0de.me
# slac3dork[at]gmail[dot]com
require 'open-uri'
if ARGV.size < 1
puts '[-] Usage ./domain2ip.rb <domain_name>'
exit 1
end
puts '-----------------------------------------------'
puts '[+] Reverse DNS Lookup tool'
puts '[+] domain2ip.rb'
puts '[+] Author: slac3dork'
puts "-----------------------------------------------\n\n"
begin
status = false
domain_name = ARGV[0]
open("http://www.ip-adress.com/whois/#{domain_name}") {|page|
page.each_line {|line|
if (line =~ /#{domain_name} IP address: /)
puts "[+] #{line.slice(/#{domain_name} IP address: ([0-9]{1,3}[\.]{1}){3}[0-9]{1,3}/)}"
status = true
end
}
}
if (!status)
puts '[-] Not found. Check your domain name.'
end
rescue OpenURI::HTTPError => error_msg
puts "[-] Ups! Got bad status code: #{error_msg}. Try again"
rescue Timeout::Error
puts '[-] oops! Timeout bro, check your internet connection'
rescue Exception => e
puts "#{e.message}"
end
