geoping

 static void GeoPing(string address, ITelegramBotClient botClient, Message message)
        {
            botClient.SendTextMessageAsync(message.Chat.Id, "Checking hostname...", replyMarkup: GetReturnButton());
            string url = $"https://geonet.shodan.io/api/geoping/{address}";
            {
                using (HttpClient client = new HttpClient())
                {
                    HttpResponseMessage response = client.GetAsync(url).Result;
                    string jsonString = response.Content.ReadAsStringAsync().Result;
                    if (!jsonString.Contains("Invalid hostname") && !jsonString.Contains("\"packets_sent\":0"))
                    {
                        var json = JsonSerializer.Deserialize<GeoPingClass[]>(jsonString);
                        if (json != null)
                            foreach (var item in json)
                            {
                                if (cancelTokenSource.Token.IsCancellationRequested)
                                    return;
                                if (item != null && item.from_loc != null)
                                {
                                    botClient.SendTextMessageAsync(message.Chat.Id, $"Country: {item.from_loc.country}\nCity: {item.from_loc.city}\n" + (item.is_alive ? "Available ✅" : "Not available ❌"), cancellationToken: cancelTokenSource.Token, replyMarkup: GetReturnButton());
                                    Thread.Sleep(500);
                                }
                            }
                    }
                    else
                    {
                        currTask = 2;
                        botClient.SendTextMessageAsync(message.Chat.Id, "Invalid hostname!", cancellationToken: cancelTokenSource.Token, replyMarkup: GetReturnButton());
                        return;
                    }

                }
            }
            botClient.SendTextMessageAsync(message.Chat.Id, "Completed!", cancellationToken: cancelTokenSource.Token, replyMarkup: GetButtons());
        }