子域名扫描python

import requests
import tldextract
from urllib.parse import urlparse

def extract_subdomains(domain):
    subdomains = set()
    parsed_url = urlparse(domain)
    base_url = f"{parsed_url.scheme}://{parsed_url.netloc}"
    
    # 这里可以替换为你自己的字典文件路径
    with open('subdomain_dict.txt', 'r') as file:
        for line in file:
            subdomain = line.strip()
            if subdomain:
                full_url = f"{subdomain}.{base_url}"
                try:
                    response = requests.get(full_url, timeout=5)
                    if response.status_code == 200:
                        subdomains.add(subdomain)
                except requests.RequestException:
                    pass
    
    return subdomains

if __name__ == "__main__":
    domain = "example.com"
    subdomains = extract_subdomains(domain)
    print(f"Subdomains of {domain}:")
    for subdomain in subdomains:
        print(subdomain)