curl --request GET \
  --url https://api.gcore.com/dns/v2/network-mappings/{id} \
  --header 'Authorization: <api-key>'

{
  "id": 123,
  "mapping": [
    {
      "cidr4": [
        {}
      ],
      "cidr6": [
        {}
      ],
      "tags": [
        "<string>"
      ]
    }
  ],
  "name": "<string>"
}