python解析域名

import socket

def resolve_domain(domain):
    try:
        ip_address = socket.gethostbyname(domain)
        return ip_address
    except socket.gaierror as e:
        return str(e)

domain = 'example.com'
result = resolve_domain(domain)
print(f'The IP address of {domain} is: {result}')

import dns.resolver

def resolve_mx(domain):
    try:
        answers = dns.resolver.resolve(domain, 'MX')
        mx_records = []
        for rdata in answers:
            mx_records.append(f'{rdata.exchange} ({rdata.preference})')
        return mx_records
    except dns.resolver.NXDOMAIN:
        return f'The domain {domain} does not exist.'
    except dns.resolver.NoAnswer:
        return f'The domain {domain} has no MX records.'
    except dns.resolver.Timeout:
        return f'The query for {domain} timed out.'

domain = 'example.com'
result = resolve_mx(domain)
print(f'The MX records of {domain} are: {result}')