You can access the Bulk Domain Lookup: WHOIS (RDAP), DNS, DMARC & SSL programmatically from your own applications by using the Apify API. You can also choose the language preference from below. To use the Apify API, you’ll need an Apify account and your API token, found in API & Integrations in Apify Console.

Python

JavaScript

CLI

OpenAPI

HTTP

MCP

1from apify_client import ApifyClient
2
3# Initialize the ApifyClient with your Apify API token
4# Replace '<YOUR_API_TOKEN>' with your token.
5client = ApifyClient("<YOUR_API_TOKEN>")
6
7# Prepare the Actor input
8run_input = { "domains": [
9        "apify.com",
10        "example.org",
11    ] }
12
13# Run the Actor and wait for it to finish
14run = client.actor("brostdigital/domain-intel").call(run_input=run_input)
15
16# Fetch and print Actor results from the run's dataset (if there are any)
17print(f"💾 Check your data here: https://console.apify.com/storage/datasets/{run.default_dataset_id}")
18for item in client.dataset(run.default_dataset_id).iterate_items():
19    print(item)
20
21# 📚 Want to learn more 📖? Go to → https://docs.apify.com/api/client/python/docs/quick-start

Bulk Domain Lookup: RDAP, DNS, SPF/DMARC & SSL Checker API in Python

The Apify API client for Python is the official library that allows you to use Bulk Domain Lookup: WHOIS (RDAP), DNS, DMARC & SSL API in Python, providing convenience functions and automatic retries on errors.

Install the apify-client

$pip install apify-client

Other API clients include:

Bulk Domain Lookup: WHOIS (RDAP), DNS, DMARC & SSL API in JavaScript

Bulk Domain Lookup: WHOIS (RDAP), DNS, DMARC & SSL API through CLI

Bulk Domain Lookup: WHOIS (RDAP), DNS, DMARC & SSL OpenAPI definition

Bulk Domain Lookup: WHOIS (RDAP), DNS, DMARC & SSL API

GuardHawk — Domain Security Audit: SSL, DNS, Takeover Risk

inexhaustible_glass/domain-health-audit

Full domain security audit in one call: SSL/TLS, DNS, SPF/DKIM/DMARC, security headers, WHOIS, blacklist, tech stack — PLUS subdomain-takeover risk and public S3-bucket exposure detection, which no other domain-audit tool checks. Returns a 0-100 health score + fix list. No API key, no login.

Hitman studio

5.0

(1)

Domain Age History Checker — WHOIS & Wayback Lookup

perryay/domain-age-history-checker

Check the registration age and history of any domain using WHOIS data and Wayback Machine archives. Returns creation date, expiration date, registrar, DNS records, domain age in days/years, and oldest archived snapshot. Supports single and batch mode up to 50 domains.

Perry AY

Bulk Domain Strength Checker

searchshark/bulk-domain-strength-checker

Score and qualify domains in bulk using transparent registration age, DNS, website availability, HTTPS certificate health, indexability, and homepage SEO signals. No API keys or paid data providers required.

SearchShark Tools

WHOIS Domain Lookup & Availability - Bulk RDAP KYB API

pink_comic/whois-domain-lookup

Bulk WHOIS/RDAP domain lookup for KYB, merchant risk, and vendor checks. Return registration status, domain age, expiry, registrar, DNS evidence, and cautious availability signals for naming, onboarding, and monitoring. Related: Company Enrichment, Business Entity Search.

Ava Torres

Bulk Domain Checker: WHOIS Lookup, DNS, SSL & HTTP

aiqlabs/bulk-domain-checker

Check a list of domains in one run: DNS records, mail provider from MX, SPF/DMARC, HTTP status and full redirect chain, SSL certificate expiry, and WHOIS/RDAP registration - plus a plain-English issue list per domain. No API keys.

Ai-Q Labs

Bulk WHOIS Lookup – RDAP, DNS, SSL Expiry & Email Security

gazidev/domain-intel

Bulk domain lookup: registrar, creation and expiry dates (RDAP with WHOIS fallback), DNS records (A, MX, NS, TXT, CAA, SOA), SPF/DMARC/DKIM, email provider, SSL certificate expiry, HTTP redirects and HSTS, plus ready-made risk flags. One row per domain, no API keys.

Cemal Atakli

Domain Intel — DNS, WHOIS/RDAP, SSL & mail posture

titian_troupe/domain-intel

Bulk domain enrichment: A/AAAA/MX/NS/TXT records, registrar and domain age via RDAP, SSL certificate issuer and expiry, plus mail provider, SPF and DMARC detection. No API keys required.

Rumblingb

Domain WHOIS RDAP Lookup - DNS, MX & Expiry

datagrit/domain-whois-rdap-lookup

Bulk domain lookup: official RDAP (WHOIS) registration, expiry and availability plus DNS, mail provider, SPF/DMARC and hosting ASN, with expiry and registrar filters.

datagrit

Bulk WHOIS, DNS & SSL Lookup — Domain Intelligence API

fetchbase/domain-dns-intelligence

Full domain intelligence in one call: all DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA, CAA), registration via RDAP/WHOIS (registrar, creation/expiry dates, status, DNSSEC), and live SSL certificate details. Flags unregistered domains. Charged per domain — no startup fee.

Fetchbase

Bulk WHOIS Lookup, DNS Records, SSL Expiry & SPF/DMARC Checker

api-co/domain-intel

Bulk WHOIS lookup via RDAP (registrar, domain age, domain expiry), DNS records, email provider, SPF/DMARC/DKIM email security checker, SSL certificate expiry checker and HTTPS status, with alerts, in one row per domain.