Company Name to Domain API
curl --request POST \
--url https://api.cufinder.io/v3/companies/name-to-domain \
--header 'Content-Type: application/json' \
--header 'x-api-key: <api-key>' \
--data '
{
"name": "<string>"
}
'import requests
url = "https://api.cufinder.io/v3/companies/name-to-domain"
payload = { "name": "<string>" }
headers = {
"x-api-key": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
body: JSON.stringify({name: '<string>'})
};
fetch('https://api.cufinder.io/v3/companies/name-to-domain', 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.cufinder.io/v3/companies/name-to-domain",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'name' => '<string>'
]),
CURLOPT_HTTPHEADER => [
"Content-Type: application/json",
"x-api-key: <api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.cufinder.io/v3/companies/name-to-domain"
payload := strings.NewReader("{\n \"name\": \"<string>\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("x-api-key", "<api-key>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.cufinder.io/v3/companies/name-to-domain")
.header("x-api-key", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"name\": \"<string>\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.cufinder.io/v3/companies/name-to-domain")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"name\": \"<string>\"\n}"
response = http.request(request)
puts response.read_bodyCompany APIs
Company Name to Domain API
Company websites are the foundation of B2B lead enrichment and outreach campaigns. The Company Name to Domain API transforms company names into verified website URLs with 94-98% accuracy, pulling from CUFinder’s database of 85M+ enriched profiles. Built for developers automating CRM enrichment and lead qualification, this RESTful endpoint returns official domain addresses with confidence scores that power data pipelines, webhook integrations, and real-time lookup systems across your sales stack.
POST
/
v3
/
companies
/
name-to-domain
Company Name to Domain API
curl --request POST \
--url https://api.cufinder.io/v3/companies/name-to-domain \
--header 'Content-Type: application/json' \
--header 'x-api-key: <api-key>' \
--data '
{
"name": "<string>"
}
'import requests
url = "https://api.cufinder.io/v3/companies/name-to-domain"
payload = { "name": "<string>" }
headers = {
"x-api-key": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
body: JSON.stringify({name: '<string>'})
};
fetch('https://api.cufinder.io/v3/companies/name-to-domain', 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.cufinder.io/v3/companies/name-to-domain",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'name' => '<string>'
]),
CURLOPT_HTTPHEADER => [
"Content-Type: application/json",
"x-api-key: <api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.cufinder.io/v3/companies/name-to-domain"
payload := strings.NewReader("{\n \"name\": \"<string>\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("x-api-key", "<api-key>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.cufinder.io/v3/companies/name-to-domain")
.header("x-api-key", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"name\": \"<string>\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.cufinder.io/v3/companies/name-to-domain")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"name\": \"<string>\"\n}"
response = http.request(request)
puts response.read_bodyCommon Use Cases
A verified domain is the anchor for most enrichment, so this endpoint shows up all over the stack.- CRM Enrichment: Automatically populating empty website fields in HubSpot or Salesforce.
- Lead Qualification: Quickly uncovering the correct website for targeted B2B prospecting and cold outreach.
- Brand Intelligence: Connecting basic text inputs to richer datasets and logo libraries.
- Data Cleanup: Resolving company names to canonical domains for deduplication.
- Pipeline Automation: Feeding verified domains into downstream enrichment steps.
Attributes
string
required
Company name, for example
stripe.string
default:"US"
ISO country code to disambiguate the lookup. Defaults to
US.string
Company address, as an extra disambiguation hint.
Response
{
"success": true,
"data": {
"domain": "stripe.com"
},
"meta": {
"confidence": 95,
"query": {
"name": "stripe",
"country_code": "US"
},
"credits": {
"charged": 1,
"remaining": 9862
}
}
}
Related APIs
Domain to Company Name
Get the company name behind a domain.
Company Normalizer
Clean and standardize company names.
LinkedIn Company URL Finder
Find a company’s LinkedIn page URL.
Company Enrichment
Enrich a company with full firmographics.

