域名解析(Domain Name Resolution)是将人类可读的域名转换为计算机可识别的IP地址的过程。域名解析模拟是指通过软件或工具模拟这一过程,以便测试、验证或研究域名解析的相关问题。
dns-simulator
、BIND
的测试模式等,来模拟DNS解析过程。原因:
解决方法:
原因:
解决方法:
原因:
解决方法:
dnspython
库模拟DNS解析)import dns.resolver
def simulate_dns_resolution(domain):
try:
answers = dns.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 A records.')
except dns.resolver.Timeout:
print(f'Resolution of {domain} timed out.')
# 示例调用
simulate_dns_resolution('example.com')
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