API Documentation - DomainFinder

Introduction

The DomainFinder API provides programmatic access to our domain intelligence database. Get Moz metrics, availability status, and backlink data for domains in a single request.

Base URL:

https://api.domainfinder.dev/v1

Usage is metered by rows returned. See Plans for pricing.

Authentication

Authenticate requests using a Bearer token in the Authorization header. Get your API key from API Keys.

curl "https://api.domainfinder.dev/v1/domains" \
  -H "Authorization: Bearer sk-dft-your_api_key"

import requests

response = requests.get(
    "https://api.domainfinder.dev/v1/domains",
    headers={"Authorization": "Bearer sk-dft-your_api_key"}
)
data = response.json()

const response = await fetch("https://api.domainfinder.dev/v1/domains", {
  headers: {
    "Authorization": "Bearer sk-dft-your_api_key"
  }
});
const data = await response.json();

List Domains

GET /api/v1/domains

Search and filter domains with SEO metrics. Supports pagination via limit/offset.

Query Parameters

Parameter	Type	Description
`tld`	string	Filter by TLD: `com`, `net`, `org`
`availability`	string	Filter by status: `expired`, `redemption`, `pending`
`min_da`	integer	Minimum Domain Authority (0-100)
`max_spam`	integer	Maximum Spam Score (0-100)
`min_pa`	integer	Minimum Page Authority (0-100)
`min_rd`	integer	Minimum referring domains
`min_links`	integer	Minimum backlinks
`min_length`	integer	Minimum domain name length
`max_length`	integer	Maximum domain name length
`sort`	string	Sort field. Prefix with `-` for descending. Default: `-moz_da`
`limit`	integer	Results per page (max 1000). Default: 100
`offset`	integer	Pagination offset. Default: 0

Example Request

curl "https://api.domainfinder.dev/v1/domains?min_da=30&max_spam=20&limit=10" \
  -H "Authorization: Bearer sk-dft-your_api_key"

import requests

response = requests.get(
    "https://api.domainfinder.dev/v1/domains",
    headers={"Authorization": "Bearer sk-dft-your_api_key"},
    params={
        "min_da": 30,
        "max_spam": 20,
        "limit": 10
    }
)
domains = response.json()

const params = new URLSearchParams({
  min_da: 30,
  max_spam: 20,
  limit: 10
});

const response = await fetch(
  `https://api.domainfinder.dev/v1/domains?${params}`,
  { headers: { "Authorization": "Bearer sk-dft-your_api_key" } }
);
const domains = await response.json();

Response

{
  "count": 438,
  "limit": 10,
  "offset": 0,
  "results": [
    {
      "domain": "techstack.com",
      "tld": "com",
      "char_count": 9,
      "availability": "expired",
      "moz_da": 42,
      "moz_pa": 38,
      "moz_spam_score": 3,
      "moz_backlinks": 12840,
      "moz_referring_domains": 892,
      "moz_last_crawled": "2025-12-15",
      "opr_rank": 5,
      "created_at": "2026-01-28T14:30:00Z"
    }
  ]
}

Get Domain

GET /api/v1/domains/{domain}

Retrieve full SEO metrics for a specific domain. Counts as 1 row.

Example Request

curl "https://api.domainfinder.dev/v1/domains/techstack.com" \
  -H "Authorization: Bearer sk-dft-your_api_key"

import requests

response = requests.get(
    "https://api.domainfinder.dev/v1/domains/techstack.com",
    headers={"Authorization": "Bearer sk-dft-your_api_key"}
)
domain = response.json()

const response = await fetch(
  "https://api.domainfinder.dev/v1/domains/techstack.com",
  { headers: { "Authorization": "Bearer sk-dft-your_api_key" } }
);
const domain = await response.json();