---
description: 把你的Cloudflare的账户登录邮箱和刚才找到的账户token填入脚本对应变量中，把你要更新的二级域名和你想更新成新记录值填入到脚本最后一行2个入参里。
---

# Cloudflare DNS A记录自动更新脚本

```python
import requests
import json
 
class CloudFlareDDNSUpdater:
    def __init__(self, Auth_Email, Auth_Key):
        self.headers = {
            "X-Auth-Email": Auth_Email,
            "X-Auth-Key": Auth_Key,
            "Content-Type": "application/json",
        }
        self.loginVerify()
    
    def loginVerify(self):
        url = "https://api.cloudflare.com/client/v4/user/"
        res = requests.get(url=url, headers=self.headers)
        data = json.loads(res.text)
        if not data["success"]:
            print(data["errors"])
            exit()
        print(f"[+] User {data['result']['username']} verified successfully")
 
    def list_zone_identifier(self):
        url = "https://api.cloudflare.com/client/v4/zones"
        res = requests.get(url=url, headers=self.headers)
        data = json.loads(res.text)
        # print(f"[i] get {data['result_info']['count']} domains")
        return data["result"]
 
    def list_zone_record(self, domain_id):
        url = f"https://api.cloudflare.com/client/v4/zones/{domain_id}/dns_records?page=1&per_page=20&order=type&direction=asc"
        res = requests.get(url=url, headers=self.headers)
        data = json.loads(res.text)
        # print(f"[i] get {data['result_info']['count']} records")
        return data["result"]
 
    def updateARecord(self, domain_name, ip):
        print(f"[i] Obtaining the necessary information")
        domains = self.list_zone_identifier()
        target_domain = list(filter(lambda x:x["name"] in domain_name, domains))[0]
        records = self.list_zone_record(target_domain["id"])
        target_record = list(filter(lambda x:x["name"]==domain_name, records))[0]
 
        domain_id, record_id = target_domain["id"], target_record["id"]
        url = f"https://api.cloudflare.com/client/v4/zones/{domain_id}/dns_records/{record_id}"
        data = {
            "type": "A",
            "name": domain_name,
            "content": ip,
            "ttl": 120,
            "proxied": False, 
        }
        res = requests.put(url=url, headers=self.headers, data=json.dumps(data))
        data = json.loads(res.text)
        if data["success"]:
            print(f"[+] Now {data['result']['name']} {data['result']['type']} record is {data['result']['content']}")
            print(f"[i] May will take effect in {int(data['result']['ttl']/60)} minutes")
        else:
            print(data["errors"])
            exit()
        return data["result"]
 
 
if __name__ == "__main__":
    Auth_Email = "your_email@xxx.com"
    Auth_Key = "axxxxxxxxxxxxxxxxxxxxxx6"
    updater = CloudFlareDDNSUpdater(Auth_Email, Auth_Key)
    updater.updateARecord("lan.yourdomain.com", "10.92.11.77")

```



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<figure><img src="https://2134947750-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FvILwbD2PrkBCkSitM3m4%2Fuploads%2FhbZiFQZd8uO59brPfRUh%2Fimage.png?alt=media&#x26;token=4779e9a3-6a80-47da-aced-1979111bce97" alt=""><figcaption></figcaption></figure>
