API zur Telefonnummer-Prüfung und -Abfrage

// validate phone number 
curl --request GET \
    --url "https://api.numlookupapi.com/v1/validate/+12069220880" \
    --header "apikey: YOUR-APIKEY"

// validate phone number
$url = "https://api.numlookupapi.com/v1/validate/+12069220880?apikey=YOUR-APIKEY";
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
curl_setopt($ch, CURLOPT_HEADER, FALSE);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
$response = curl_exec($ch);
curl_close($ch);
print_r($response);

// validate phone number
const request = require('request-promise');

request('https://api.numlookupapi.com/v1/validate/+12069220880?apikey=YOUR-APIKEY')
.then(response => {
    console.log(response)
})
.catch(error => {
    console.log(error)
})

// validate phone number
try {
    String apikey = "YOUR-APIKEY";
    String url = "https://api.numlookupapi.com/v1/validate/+12069220880";
    URL urlForGetRequest = new URL(url);
    String readLine = null;
    HttpURLConnection connection = (HttpURLConnection) urlForGetRequest.openConnection();
    connection.setRequestMethod("GET");
    int responseCode = connection.getResponseCode();

    if (responseCode == HttpURLConnection.HTTP_OK) {
        BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
        StringBuffer response = new StringBuffer();
        while ((readLine = in.readLine()) != null) {
            response.append(readLine);
        }
        in.close();
        System.out.println(response.toString());
    } else {
        throw new Exception("Error in API Call");
    }
} catch (Exception ex) {
    ex.printStackTrace();
}