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dns-socket
Advanced tools
Make custom low-level DNS requests from node with retry support.
npm install dns-socket
var dns = require('dns-socket')
var socket = dns()
socket.query({
questions: [{
type: 'A',
name: 'google.com'
}]
}, 53, '8.8.8.8', function (err, res) {
console.log(err, res) // prints the A record for google.com
})
var socket = dns([options])
Create a new DNS socket instance. The options
object includes:
retries
Number: Number of total query attempts made during timeout
. Default: 5.socket
Object: A custom dgram socket. Default: A 'udp4'
socket.timeout
Number: Total timeout in milliseconds after which a 'timeout'
event is emitted. Default: 7500.socket.on('query', query, port, host)
Emitted when a dns query is received. The query is a dns-packet
socket.on('response', response, port, host)
Emitted when a dns response is received. The response is a dns-packet
var id = socket.query(query, port, [host], [callback])
Send a dns query. If host is omitted it defaults to localhost. When the remote replies the callback is called with (err, response, query)
and an response is emitted as well. If the query times out the callback is called with an error.
Returns the query id
socket.response(query, response, port, [host])
Send a response to a query.
socket.cancel(id)
Cancel a query
socket.bind(port, [onlistening])
Bind the underlying udp socket to a specific port.
socket.destroy([onclose])
Destroy the socket.
socket.inflight
Number of inflight queries.
MIT
FAQs
Make low-level DNS requests with retry and timeout support.
The npm package dns-socket receives a total of 137,342 weekly downloads. As such, dns-socket popularity was classified as popular.
We found that dns-socket demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 2 open source maintainers collaborating on the project.
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