基础概念: PW域名扫描是指对特定域名下的所有子域名进行探测和收集的过程。这种扫描通常用于网络安全评估、品牌保护或信息收集。通过扫描,可以发现域名下的隐藏页面、未公开的服务或潜在的安全风险。
优势:
类型:
应用场景:
常见问题及原因:
示例代码(Python): 以下是一个简单的Python脚本,用于扫描指定域名的子域名:
import dns.resolver
import concurrent.futures
def check_subdomain(domain, subdomain):
try:
full_domain = f"{subdomain}.{domain}"
answers = dns.resolver.resolve(full_domain, 'A')
return full_domain, answers
except dns.resolver.NXDOMAIN:
return None
except dns.resolver.NoAnswer:
return None
except dns.resolver.Timeout:
return None
def scan_subdomains(domain, subdomains_list):
results = []
with concurrent.futures.ThreadPoolExecutor(max_workers=10) as executor:
future_to_subdomain = {executor.submit(check_subdomain, domain, subdomain): subdomain for subdomain in subdomains_list}
for future in concurrent.futures.as_completed(future_to_subdomain):
result = future.result()
if result:
results.append(result)
return results
# 示例使用
domain = "example.com"
subdomains_list = ["www", "mail", "ftp", "test"] # 可以扩展这个列表
found_subdomains = scan_subdomains(domain, subdomains_list)
for subdomain, ips in found_subdomains:
print(f"Found subdomain: {subdomain} with IPs: {ips}")
请注意,进行域名扫描时应遵守相关法律法规,并确保获得必要的授权。
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