/**
* Module dependencies.
*/
var dns = require('dns');
/**
* Module exports.
*/
module.exports = isResolvable;
isResolvable.async = true;
/**
* Tries to resolve the hostname. Returns true if succeeds.
*
* @param {String} host is the hostname from the URL.
* @return {Boolean}
*/
function isResolvable (host, fn) {
var family = 4;
dns.lookup(host, family, function (err, ip) {
fn(null, !err);
});
}
| Name | Type | Size | Permission | Actions |
|---|---|---|---|---|
| test | Folder | 0755 |
|
|
| .npmignore | File | 61 B | 0644 |
|
| .travis.yml | File | 318 B | 0644 |
|
| CHANGELOG.md | File | 6.03 KB | 0644 |
|
| README.md | File | 3.04 KB | 0644 |
|
| dateRange.js | File | 2.28 KB | 0644 |
|
| dnsDomainIs.js | File | 699 B | 0644 |
|
| dnsDomainLevels.js | File | 561 B | 0644 |
|
| dnsResolve.js | File | 638 B | 0644 |
|
| index.js | File | 3.49 KB | 0644 |
|
| isInNet.js | File | 1.27 KB | 0644 |
|
| isPlainHostName.js | File | 439 B | 0644 |
|
| isResolvable.js | File | 425 B | 0644 |
|
| localHostOrDomainIs.js | File | 1.1 KB | 0644 |
|
| myIpAddress.js | File | 1.01 KB | 0644 |
|
| package.json | File | 2.48 KB | 0644 |
|
| shExpMatch.js | File | 997 B | 0644 |
|
| timeRange.js | File | 3.19 KB | 0644 |
|
| weekdayRange.js | File | 2.14 KB | 0644 |
|