域名过期的影响

import whois
from datetime import datetime, timedelta

def check_domain_expiration(domain):
    w = whois.whois(domain)
    expiration_date = w.expiration_date
    if isinstance(expiration_date, list):
        expiration_date = expiration_date[0]
    
    days_until_expiration = (expiration_date - datetime.now()).days
    if days_until_expiration < 30:
        print(f"域名 {domain} 即将过期，剩余天数: {days_until_expiration}")
    else:
        print(f"域名 {domain} 还有 {days_until_expiration} 天过期")

# 检查 example.com 域名
check_domain_expiration("example.com")