code: свой вариант

main.cpp

@@ -62,6 +62,12 @@ Input download(const string& address) {
                 cerr << curl_easy_strerror(res);
                 exit(1);
             }
+            char* ip_address;
+            curl_easy_getinfo(curl, CURLINFO_PRIMARY_IP, &ip_address);
+            if (ip_address)
+            {
+                cerr << ip_address << endl;
+            }
             curl_easy_cleanup(curl);
         }
     return input_data(buffer, false);