脚本架构：
- domain_test.py：批量解析运行主程序
- DomainResult.txt：域名解析结果文件
- domains.txt：解析的域名文件
实现代码如下：
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# coding:utf-8import socketimport subprocessimport redef get_host_from_file(file_path):with open(file_path, 'r') as fr:domains = fr.readlines()result = []for url in domains:url = url.strip()try:ips = socket.gethostbyname_ex(url)[-1]result.append(url + '\t' + ';'.join(ips) + '\t' + 'ping' + '\n')except Exception as e:print(url, e)with open('./domain2ip.txt', 'w') as fw:fw.writelines(result)def get_host_from_url(url):try:ips = socket.gethostbyname_ex(url)[-1]return url + '\t' + ';'.join(ips) + '\t' + 'ping' + '\n' except Exception as e:print(url, e)return url + '\t' + 'none' + '\n'def dig_test(file_name, dns_name):dig_command = 'dig ' ip_result = []if dns_name:dig_command += dns_name + ' ' with open(file_name) as fr:domains = fr.readlines()for ui, full_url in enumerate(domains):ips = []full_url = full_url.strip()try:result = subprocess.Popen(dig_command + full_url, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)except Exception as e:print(full_url, e)else:results = str(result.stdout.read()).split('\\n')for temp in results:if full_url in temp and 'IN' in temp:ip = re.match(r'.*\\t([0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}).*', temp)if ip and ip.group(1) not in ips:ips.append(ip.group(1))if 'AUTHORITY SECTION' in temp:break if ips:temp = full_url + '\t' + ';'.join(ips) + '\t' + 'dig' + '\n' else:temp = get_host_from_url(full_url)print(ui, temp)ip_result.append(temp)#解析完成后，生成结果文件with open('domains.txt', 'w') as fw:fw.writelines(ip_result)if __name__ == '__main__':# 先使用dig，失败时使用ping获取域名ip，可指定dns，如@114.114.114.114dig_test(file_name='DomainResults.txt', dns_name='') |
演示结果：
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原文链接：https://blog.51cto.com/pikaqiu/5527407
