如何联系域名dns服务商

import requests

# 腾讯云DNS API请求示例
url = "https://dns.tencentcloudapi.com/"
headers = {
    "Authorization": "TC3-HMAC-SHA256 Credential=AKIDz8krbsJ5yKBZQpn74WFkmLPx3EXAMPLE/2019-01-09/dns/tc3_request, SignedHeaders=content-type;host;x-tc-action;x-tc-timestamp, Signature=fe5f80f77d5fa3beca0685b88e8939e1761b5e6f60f1a63f9e6e8c87f5fa91e5b",
    "Content-Type": "application/json",
    "X-TC-Action": "DescribeDomainRecords",
    "X-TC-Timestamp": "1547023456",
    "Host": "dns.tencentcloudapi.com"
}
params = {
    "Domain": "example.com"
}

response = requests.get(url, headers=headers, params=params)
print(response.json())