域名授权查询源码

import dns.resolver

def check_domain_authorization(domain, authorized_domains):
    try:
        answers = dns.resolver.resolve(domain, 'A')
        for rdata in answers:
            if str(rdata) in authorized_domains:
                return True
    except dns.resolver.NXDOMAIN:
        return False
    except dns.resolver.NoAnswer:
        return False
    except dns.resolver.Timeout:
        return False
    return False

# 示例授权域名列表
authorized_domains = ['192.168.1.1', '192.168.1.2']

# 检查域名是否授权
domain_to_check = 'example.com'
if check_domain_authorization(domain_to_check, authorized_domains):
    print(f"{domain_to_check} is authorized.")
else:
    print(f"{domain_to_check} is not authorized.")