https://github.com/vercel/dns-cached-resolve

Caching DNS resolver
https://github.com/vercel/dns-cached-resolve

Last synced: 14 days ago
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Caching DNS resolver

• Host: GitHub
• URL: https://github.com/vercel/dns-cached-resolve
• Owner: vercel
• License: apache-2.0
• Created: 2017-10-18T20:35:14.000Z (about 7 years ago)
• Default Branch: master
• Last Pushed: 2023-07-11T01:00:34.000Z (over 1 year ago)
• Last Synced: 2024-12-17T23:23:16.902Z (18 days ago)
• Language: TypeScript
• Size: 776 KB
• Stars: 44
• Watchers: 56
• Forks: 9
• Open Issues: 18
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
Caching DNS Resolver

====================

[![CircleCI](https://circleci.com/gh/zeit/dns-cached-resolve.svg?style=svg)](https://circleci.com/gh/zeit/dns-cached-resolve)

Cache DNS A and AAAA record resolutions.

## Example

**index.js**

```javascript

async function run() {

  console.log('resolve("zeit.co")');

  for (let i = 0; i < 10; i++) {

    console.time('resolve');

    console.log('IP: ', await dnsResolve('zeit.co'));

    console.timeEnd('resolve');

  }

}

run().catch(console.error);

```

```bash

% node index.js

resolve("zeit.co")

IP:  54.153.55.116

resolve: 569.156ms

IP:  54.153.55.116

resolve: 0.256ms

IP:  54.153.55.116

resolve: 0.061ms

IP:  54.153.55.116

resolve: 0.036ms

```