DNS Lookup Examples · Example 2 of 4 in Several Types in One Request

Mail Setup: MX and TXT

GEThttps://api.deepinfo.com/v1/lookup/dns

MX and TXT of deepinfo.com in one request: its mail servers and the SPF record that goes with them.

Param: domain type
Value: deepinfo.com MX,TXT

Asks for MX,TXT of deepinfo.com, the two types that describe a domain's mail setup.

The MX entry lists five Google Workspace mail servers (aspmx.l.google.com and its altN backups); the TXT entry holds the SPF policy that authorizes Google's servers (include:_spf.google.com) next to site verification tokens.

Request

curl

curl 'https://api.deepinfo.com/v1/lookup/dns?domain=deepinfo.com&type=MX%2CTXT' \
  -H 'apikey: YOUR_API_KEY' \
  -H 'Accept: application/json'

Python

import requests

url = "https://api.deepinfo.com/v1/lookup/dns"

params = {
    "domain": "deepinfo.com",
    "type": "MX,TXT"
}

headers = {
    "apikey": "YOUR_API_KEY",
    "Accept": "application/json"
}

response = requests.get(url, params=params, headers=headers)
response.raise_for_status()
print(response.json())

JavaScript

const url = "https://api.deepinfo.com/v1/lookup/dns?domain=deepinfo.com&type=MX%2CTXT";

const response = await fetch(url, {
  method: "GET",
  headers: {
    "apikey": "YOUR_API_KEY",
    "Accept": "application/json"
  },
});

const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
)

func main() {
	req, err := http.NewRequest("GET", "https://api.deepinfo.com/v1/lookup/dns?domain=deepinfo.com&type=MX%2CTXT", nil)
	if err != nil {
		panic(err)
	}
	req.Header.Set("apikey", "YOUR_API_KEY")
	req.Header.Set("Accept", "application/json")

	res, err := http.DefaultClient.Do(req)
	if err != nil {
		panic(err)
	}
	defer res.Body.Close()

	body, err := io.ReadAll(res.Body)
	if err != nil {
		panic(err)
	}
	fmt.Println(string(body))
}

Java

import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;

public class Main {
    public static void main(String[] args) throws Exception {
        HttpRequest request = HttpRequest.newBuilder()
            .uri(URI.create("https://api.deepinfo.com/v1/lookup/dns?domain=deepinfo.com&type=MX%2CTXT"))
            .header("apikey", "YOUR_API_KEY")
            .header("Accept", "application/json")
            .GET()
            .build();

        HttpResponse<String> response = HttpClient.newHttpClient()
            .send(request, HttpResponse.BodyHandlers.ofString());

        System.out.println(response.body());
    }
}

using System;
using System.Net.Http;

using var client = new HttpClient();

var request = new HttpRequestMessage(HttpMethod.Get, "https://api.deepinfo.com/v1/lookup/dns?domain=deepinfo.com&type=MX%2CTXT");
request.Headers.Add("apikey", "YOUR_API_KEY");
request.Headers.Add("Accept", "application/json");

using var response = await client.SendAsync(request);
Console.WriteLine(await response.Content.ReadAsStringAsync());

PHP

<?php

$curl = curl_init();

curl_setopt_array($curl, [
    CURLOPT_URL => 'https://api.deepinfo.com/v1/lookup/dns?domain=deepinfo.com&type=MX%2CTXT',
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => [
        'apikey: YOUR_API_KEY',
        'Accept: application/json',
    ],
]);

$response = curl_exec($curl);

if ($response === false) {
    throw new RuntimeException(curl_error($curl));
}

echo $response . PHP_EOL;

Ruby

require 'net/http'
require 'uri'

uri = URI('https://api.deepinfo.com/v1/lookup/dns?domain=deepinfo.com&type=MX%2CTXT')

request = Net::HTTP::Get.new(uri)
request['apikey'] = 'YOUR_API_KEY'
request['Accept'] = 'application/json'

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: uri.scheme == 'https') do |http|
  http.request(request)
end

puts response.body

Response

200 OK · application/json

Response Body

{
  "fqdn": "deepinfo.com",
  "requested_types": [
    "MX",
    "TXT"
  ],
  "responses": [
    {
      "type": "MX",
      "conn_status": "success",
      "rcode": "NOERROR",
      "raw": "deepinfo.com. 300 IN MX 10 alt3.aspmx.l.google.com.\ndeepinfo.com. 300 IN MX 1 aspmx.l.google.com.\ndeepinfo.com. 300 IN MX 10 alt4.aspmx.l.google.com.\ndeepinfo.com. 300 IN MX 5 alt1.aspmx.l.google.com.\ndeepinfo.com. 300 IN MX 5 alt2.aspmx.l.google.com.",
      "values": [
        "1 aspmx.l.google.com",
        "5 alt1.aspmx.l.google.com",
        "5 alt2.aspmx.l.google.com",
        "10 alt3.aspmx.l.google.com",
        "10 alt4.aspmx.l.google.com"
      ],
      "server": "8.8.8.8"
    },
    {
      "type": "TXT",
      "conn_status": "success",
      "rcode": "NOERROR",
      "raw": "deepinfo.com. 300 IN TXT \"v=spf1 include:_spf.google.com ~all\"\ndeepinfo.com. 300 IN TXT \"MS=5060612A08C2271BA7172D83CAC0DFB7646605E1\"\ndeepinfo.com. 300 IN TXT \"google-site-verification=EEDz3JvEB7rlbReuBEnQe27ctNNhov-_NwjtbQns3cg\"\ndeepinfo.com. 300 IN TXT \"google-site-verification=yruvnCFw5vKluiIoVnufYBNZ-C0HEXArbQN-x14wjmQ\"\ndeepinfo.com. 300 IN TXT \"07136fe7fd10489e6e5aaecb042dd586.deepinfo.com\"\ndeepinfo.com. 300 IN TXT \"atlassian-domain-verification=qAThkYEbPZxmRAXdz196YzVLEJxRagOzEAnVLbhUTtRGxyffJcFya4M4rW/Hwl0D\"",
      "values": [
        "\"07136fe7fd10489e6e5aaecb042dd586.deepinfo.com\"",
        "\"MS=5060612A08C2271BA7172D83CAC0DFB7646605E1\"",
        "\"atlassian-domain-verification=qAThkYEbPZxmRAXdz196YzVLEJxRagOzEAnVLbhUTtRGxyffJcFya4M4rW/Hwl0D\"",
        "\"google-site-verification=EEDz3JvEB7rlbReuBEnQe27ctNNhov-_NwjtbQns3cg\"",
        "\"google-site-verification=yruvnCFw5vKluiIoVnufYBNZ-C0HEXArbQN-x14wjmQ\"",
        "\"v=spf1 include:_spf.google.com ~all\""
      ],
      "server": "8.8.8.8"
    }
  ],
  "servers": [
    "8.8.8.8"
  ],
  "check_date": "2026-09-24T07:48:31Z"
}

Content-Type: application/json
ratelimit-limit: 100000
ratelimit-remaining: 99985
ratelimit-reset: 29
x-ratelimit-limit-minute: 100000
x-ratelimit-remaining-minute: 99985
deepinfo-request-id: 5f0c6a8e-1b2d-4c3e-9f4a-7b8c9d0e1f2a

Request

What this example sends. Every parameter is documented on DNS; the exact request is in the code panel.

Parameter	Value
`domain`query	`deepinfo.com`
`type`query	`MX,TXT`

Reference updated September 24, 2026

Request

Related Examples