访问境外域名是指通过互联网访问位于其他国家或地区的域名系统(DNS)服务器,以获取域名对应的IP地址,并最终访问该域名下的网站或服务。
原因:
解决方法:
import dns.resolver
def resolve_domain(domain):
resolver = dns.resolver.Resolver()
resolver.nameservers = ['1.1.1.1', '1.0.0.1'] # Cloudflare DNS服务器地址
try:
answers = resolver.resolve(domain, 'A')
for rdata in answers:
print(f'{domain} resolves to {rdata}')
except dns.resolver.NXDOMAIN:
print(f'{domain} does not exist.')
except dns.resolver.NoAnswer:
print(f'{domain} has no IP addresses.')
except dns.resolver.Timeout:
print(f'Failed to resolve {domain}.')
resolve_domain('example.com')
通过以上信息,您可以更好地理解访问境外域名的基础概念、优势、类型、应用场景以及可能遇到的问题和解决方法。
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