域名被k批量查询

import dns.resolver
from collections import defaultdict

# 初始化查询计数器
query_counter = defaultdict(int)

def monitor_dns_queries(domain):
    try:
        answers = dns.resolver.resolve(domain, 'A')
        for rdata in answers:
            print(f'IP: {rdata}')
        query_counter[domain] += 1
    except dns.resolver.NXDOMAIN:
        print(f'Domain {domain} does not exist.')
    except dns.resolver.NoAnswer:
        print(f'No IP addresses found for {domain}.')
    except dns.resolver.Timeout:
        print(f'Timeout occurred while querying {domain}.')

# 模拟监控过程
domains_to_monitor = ['example.com', 'test.com', 'malicious.com']
for domain in domains_to_monitor:
    monitor_dns_queries(domain)

# 输出查询统计结果
for domain, count in query_counter.items():
    if count > 10:  # 设置阈值
        print(f'Alert: {domain} has been queried {count} times in a short period!')