运行域名列表获取IP地址

Question

我想运行＆＃34; host domain.com＆＃34;通过获取URL

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Answer 1

列表中的网址：

os.system("host %s | grep 'has address' | sort -u" % (url))

Answer 2

enter code here
 #!/usr/bin/python
 import subprocess
 list = ("/root/cisco/indexlist.txt","r") 
 for hostname in list:
 p1 = subprocess.Popen(['host', hostname],stdout=subprocess.PIPE)
 p2 = subprocess.Popen(['grep', 'IP ADDRESS'], stdin=p1.stdout, stdout=subprocess.PIPE)
 p3 = subprocess.Popen(['sort','-u'],stdin=p2.stdout, stdout=subprocess.PIPE)
 print (p3.communicate()[0])