DNS(Domain Name System,域名系统)是互联网的一项核心服务,它将人类可读的域名(如www.example.com)转换为计算机可识别的IP地址(如192.0.2.1)。当您提到“未检测到该域名设置的DNS记录”时,通常意味着以下几种情况:
dns.google
或mxtoolbox.com
等第三方DNS查询服务来检查域名的DNS记录。import dns.resolver
def query_dns(domain, record_type):
try:
answers = dns.resolver.resolve(domain, record_type)
for rdata in answers:
print(f'{record_type} record: {rdata}')
except dns.resolver.NXDOMAIN:
print(f'The domain {domain} does not exist.')
except dns.resolver.NoAnswer:
print(f'The domain {domain} has no {record_type} records.')
except dns.resolver.Timeout:
print('The request timed out.')
except Exception as e:
print(f'An error occurred: {e}')
# 使用示例
query_dns('www.example.com', 'A')
通过上述步骤和工具,您应该能够诊断并解决“未检测到该域名设置的DNS记录”的问题。
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