DDNS-Cloudflare(Linux) bash Script

#!/bin/bash

# Cloudflare API credentials
API_TOKEN="ab2c_1z"
ZONE_ID="9xg8z1d"
RECORD_NAME="yourddns.movsx.com"

# Get the current IPv6 address
CURRENT_IP=$(curl -s ip.sb -6)

# Get the existing record details
RECORD_DETAILS=$(curl -s -X GET "https://api.cloudflare.com/client/v4/zones/$ZONE_ID/dns_records?name=$RECORD_NAME" \
-H "Authorization: Bearer $API_TOKEN" \
-H "Content-Type: application/json")

# Extract the existing IP address from the record details
EXISTING_IP=$(echo $RECORD_DETAILS | jq -r '.result[0].content')

# Update the record if the IP has changed
if [ "$CURRENT_IP" != "$EXISTING_IP" ]; then
    echo "Updating DNS record from $EXISTING_IP to $CURRENT_IP"
    curl -s -X PUT "https://api.cloudflare.com/client/v4/zones/$ZONE_ID/dns_records/$(echo $RECORD_DETAILS | jq -r '.result[0].id')" \
    -H "Authorization: Bearer $API_TOKEN" \
    -H "Content-Type: application/json" \
    --data "{\"type\":\"AAAA\",\"name\":\"$RECORD_NAME\",\"content\":\"$CURRENT_IP\",\"ttl\":1,\"proxied\":false}"
else
    echo "No update needed. Current IP is still $CURRENT_IP"
fi