cek_nomor_wa.php

<?php
error_reporting(0);
function check_nomor($nomor){
	$headers = array();
	$headers[] = 'user-agent: Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Mobile Safari/537.36';
	$ch2 = curl_init();
	curl_setopt($ch2, CURLOPT_URL,"https://api.whatsapp.com/send/?phone=$nomor&text&type=phone_number&app_absent=0");
	curl_setopt($ch2, CURLOPT_RETURNTRANSFER, true);
	curl_setopt($ch2, CURLOPT_FOLLOWLOCATION,true); 
	curl_setopt($ch2, CURLOPT_HTTPHEADER, $headers);
	curl_setopt($ch2, CURLOPT_TIMEOUT, 15);
	curl_setopt($ch2, CURLOPT_ENCODING, 'gzip, deflate');
	$result2z = curl_exec($ch2);
	$pisah1 = explode('<h3 class="_9vd5 _9scb _9scr">',$result2z);
	$pisah1 = explode('</h3>',$pisah1[1]);
	$nama = $pisah1[0];
	if($nama){
		return json_encode(array("result"=>"true","contact_name"=>"$nama"));
	}else{
		return json_encode(array("result"=>"false"));;
	}
}
mulaibot:
echo "First Range Number (ex : 6287790120800) : ";
$awal = trim(fgets(STDIN));
echo "Last Range Number  (ex : 6287790120900) : ";
$akhir = trim(fgets(STDIN));

if($akhir <= $awal){
	echo "Format nomor tidak benar";
	goto mulaibot;
}else{
	$a=1;  //count number
	$b=0;  //valid
	$c=0;  //invald
	for($i=$awal;$i<=$akhir;$i++){
		$nomor = $i;
		$check = json_decode(check_nomor($nomor),true);
		if($check['result'] == 'true'){
			echo "[$a] Number $nomor detected as $check[contact_name]\n";
			
			$fhz = fopen("whatsapp_number.txt", "a+"); 
			$stringData = "$nomor|$check[contact_name]\n";
			fwrite($fhz, $stringData);
			fclose($fhz);
		}else{
			echo "[$a] Number $nomor is invalid\n";
			$c++;
		}
		$a++;
	}
}
goto mulaibot;
?>