安全域名检测

import dns.resolver
import ssl
import requests

def check_domain_security(domain):
    # DNS验证
    try:
        answers = dns.resolver.resolve(domain, 'A')
        print(f"DNS验证通过: {answers}")
    except dns.resolver.NXDOMAIN:
        print("DNS验证失败: 域名不存在")
    except dns.resolver.NoAnswer:
        print("DNS验证失败: 没有响应")
    except dns.resolver.Timeout:
        print("DNS验证失败: 超时")

    # SSL证书验证
    try:
        context = ssl.create_default_context()
        with context.wrap_socket(socket.socket(), server_hostname=domain) as s:
            s.connect((domain, 443))
        print("SSL证书验证通过")
    except ssl.SSLError as e:
        print(f"SSL证书验证失败: {e}")

    # 黑名单检测
    blacklisted_domains = ["malicious.com", "phishing.com"]
    if domain in blacklisted_domains:
        print("黑名单检测失败: 域名在黑名单中")

    # URL分析
    try:
        response = requests.get(f"https://{domain}")
        if response.status_code == 200:
            print("URL分析通过")
        else:
            print(f"URL分析失败: 状态码 {response.status_code}")
    except requests.exceptions.RequestException as e:
        print(f"URL分析失败: {e}")

# 示例调用
check_domain_security("example.com")