curl -X POST "https://api.hosting.ionos.com/dns/v1/dyndns" \
-H "accept: application/json" \
-H "Content-Type: application/json" \
-H "X-API-Key: 120a90c42d0844e5b1d0450cf5c95a1c.bXScCwiPs_ZwW-bTLcUUyyoVou03DA13JExYVzEs6ncT3IFB0VXm4lys12EZDjV6nT8Ovar5cR2ftG9mJxPOXg" \
-d '
{
  "domains": [
    "gatonero.de",
    "www.gatonero.de",
    "bw.gatonero.de",
    "ha.gatonero.de"
  ],
  "description": "My DynamicDns"
}'