MACVerify

fetch('https://macverify.com/api/v1/lookup?mac=00:1A:2B:3C:4D:5E')
    .then(response => response.json())
    .then(data => console.log(data));

import requests

response = requests.get(
    'https://macverify.com/api/v1/lookup',
    params={'mac': '00:1A:2B:3C:4D:5E'}
)

data = response.json()
print(data)

<?php
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, 'https://macverify.com/api/v1/lookup?mac=00:1A:2B:3C:4D:5E');
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

$response = curl_exec($ch);
curl_close($ch);

$data = json_decode($response, true);
print_r($data);
?>

const axios = require('axios');

axios.get('https://macverify.com/api/v1/lookup', {
    params: { mac: '00:1A:2B:3C:4D:5E' }
})
.then(response => {
    console.log(response.data);
})
.catch(error => {
    console.error(error);
});