curl --request GET \
  --url https://api.hubapi.com/cos-domains/v1/domains

import requests

url = "https://api.hubapi.com/cos-domains/v1/domains"

response = requests.get(url)

print(response.text)

const options = {method: 'GET'};

fetch('https://api.hubapi.com/cos-domains/v1/domains', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.hubapi.com/cos-domains/v1/domains",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://api.hubapi.com/cos-domains/v1/domains"

	req, _ := http.NewRequest("GET", url, nil)

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.hubapi.com/cos-domains/v1/domains")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.hubapi.com/cos-domains/v1/domains")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)

response = http.request(request)
puts response.read_body

{
  "objects": [
    {
      "id": "1234567",
      "domain": "demo-hubapi.hs-sites.com",
      "primaryLandingPage": true,
      "primaryEmail": false,
      "primaryBlog": true,
      "primarySitePage": true,
      "primaryKnowledge": false,
      "manuallyMarkedAsResolving": false,
      "isResolving": true,
      "created": 1482867600000,
      "updated": 1482867600000,
      "isUsingHttps": true,
      "sslRequestId": "ssl-123456",
      "usedFor": "LANDING_PAGE"
    },
    {
      "id": "1234568",
      "domain": "www.example.com",
      "primaryLandingPage": false,
      "primaryEmail": true,
      "primaryBlog": false,
      "primarySitePage": false,
      "primaryKnowledge": true,
      "manuallyMarkedAsResolving": true,
      "isResolving": true,
      "created": 1482867600000,
      "updated": 1482867600000,
      "isUsingHttps": true,
      "sslRequestId": "ssl-123457",
      "usedFor": "EMAIL"
    }
  ],
  "total": 2,
  "limit": 100,
  "offset": 0
}