查询域名对应的dns

nslookup example.com

dig example.com +short

import dns.resolver

def get_dns_servers(domain):
    try:
        answers = dns.resolver.resolve(domain, 'NS')
        return [rdata.to_text() for rdata in answers]
    except dns.resolver.NXDOMAIN:
        return f"The domain {domain} does not exist."
    except dns.resolver.NoAnswer:
        return f"The domain {domain} has no NS records."
    except dns.resolver.Timeout:
        return f"Timed out while querying the domain {domain}."
    except Exception as e:
        return f"An error occurred: {e}"

# 示例查询
domain = "example.com"
dns_servers = get_dns_servers(domain)
print(f"DNS servers for {domain}: {dns_servers}")