import os
import subprocess
print "Give websites file"
ifile="sites"
fp=open(ifile,'r')
for l in fp:
	print "Website: "+l
	comm1="host -t ns "+l[4:-1]+"> 1.txt"
	os.system(comm1)
	t1=open("1.txt",'r')
	for l1 in t1:
		a=l1.split(" ")
		print "Website: "+l+" Nameserver: "+a[3][:-1]
		comm2="host "+ a[3][:-1]+"> 2.txt"
#print comm2
		os.system(comm2)
		t2=open("2.txt",'r')
		for l2 in t2:
			p=l2[:-1].split(" ")
			if(len(p)==5):
				comm3="nmap --script dns-ip6-arpa-scan --script-args=\'prefix="+p[4]+"/48"+"\'"
#print comm3
				os.system(comm3)
#p=subprocess.Popen(comm.split(), stdout=subprocess.PIPE,shell=True)
#op,err=p.communicate()
#print op
	#subprocess.call("host -t ns "+line[4:-1])
	#print "host -t ns "+line[4:-1]