Initial commit for updating A records.

.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Ignored default folder with query files
+/queries/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

.idea/Hostinger-DDNS.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/.venv" />
+    </content>
+    <orderEntry type="jdk" jdkName="Python 3.14 (Hostinger-DDNS)" jdkType="Python SDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

.idea/inspectionProfiles/profiles_settings.xml

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+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>

.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Black">
+    <option name="sdkName" value="Python 3.14 (Hostinger-DDNS)" />
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.14 (Hostinger-DDNS)" project-jdk-type="Python SDK" />
+</project>

.idea/modules.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/Hostinger-DDNS.iml" filepath="$PROJECT_DIR$/.idea/Hostinger-DDNS.iml" />
+    </modules>
+  </component>
+</project>

.idea/vcs.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>

Dockerfile

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+FROM python:3.14-slim
+
+WORKDIR /app
+
+# Install dependencies
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy script
+COPY main.py .
+
+# Run script
+CMD ["python", "main.py"]

main.py

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+import requests, os, time
+from dotenv import load_dotenv
+
+
+while True:
+    load_dotenv()
+
+    #Enviroment variables.
+    DOMAIN = os.getenv("DOMAIN")
+    SUBDOMAIN = os.getenv("SUBDOMAIN")
+    DNS_RECORD_TYPE = os.getenv("DNS_RECORD_TYPE")
+    TOKEN = os.getenv("TOKEN")
+
+    #Internal variables.
+    public_ip = requests.get("https://api.ipify.org/").text.strip() #The public IP of the container.
+    dns_ip = None #The current IP of the DNS record, unpopulated.
+
+    #Set the proper headers.
+    headers = {
+        "Authorization": f"Bearer {TOKEN}",
+        "Content-Type": "application/json"
+    }
+
+    #Get the zone using the token and domain.
+    zone = (requests.get(
+    f"https://developers.hostinger.com/api/dns/v1/zones/{DOMAIN}",
+        headers=headers).json())
+
+    #Get the current DNS record, and set it to the dns_ip variable.
+    for record in zone:
+        if record["name"] == SUBDOMAIN and record["type"] == DNS_RECORD_TYPE:
+            dns_ip = record["records"][0]["content"]
+
+    if dns_ip == public_ip:
+        #No action needed.
+        print("Values are the same, no need to update DNS record.")
+    elif dns_ip != public_ip:
+        #Step 1: Notify the user that the value is different.
+        print("DNS record is different, modifying DNS record...")
+        print("Current DNS value is:", dns_ip)
+
+        #Step 2: Set the value to the new public IP.
+        for record in zone:
+            if record["name"] == SUBDOMAIN and record["type"] == DNS_RECORD_TYPE:
+                if record.get("records"):
+                    record["records"][0]["content"] = public_ip
+
+        print("Updated DNS value will be:", public_ip)
+
+        #Step 3: Push the value to Hostinger.
+        response = requests.put(
+        f"https://developers.hostinger.com/api/dns/v1/zones/{DOMAIN}",
+            headers=headers,
+            json={"zone": zone}
+        )
+
+        #Step 4: Notify the user of the status of the response.
+        print("Status code:", response.status_code)
+        print("Response:", response.text)
+
+        time.sleep(300)

requirements.txt

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+requests
+python-dotenv