REST API for domain WHOIS lookups. Returns registrar info, registration dates, nameservers, and DNSSEC status in structured JSON.
- Single endpoint for all domain lookups
- Returns structured JSON (no raw WHOIS parsing needed)
- Supports 1,000+ TLDs including .com, .net, .org, .io, .co, .ai
- Real-time data from official WHOIS servers
- 850ms average response time
- 200 requests/month on free tier
- Example Response:
{ "domain": "github.com", "registration": { "registrar": "markmonitor, inc.", "whois_server": "whois.markmonitor.com", "created_at": "2007-10-09T18:20:50Z", "updated_at": "2024-09-07T09:16:33Z", "expires_at": "2026-10-09T18:20:50Z" }, "dns": { "name_servers": [ "ns-1283.awsdns-32.org", "ns-1707.awsdns-21.co.uk", "dns1.p08.nsone.net", "dns2.p08.nsone.net" ], "dnssec_status": "unsigned", "dnssec_enabled": false } }Create an account at omkar.cloud to get your API key.
It takes just 2 minutes to sign up. You get 200 free requests every month to get started with detailed Whois data.
This is a well built product, and your search for the best Whois API ends right here.
curl -X GET "https://whois-api.omkar.cloud/whois?domain=github.com" \ -H "API-Key: YOUR_API_KEY"{ "domain": "github.com", "registration": { "registrar": "markmonitor, inc.", "whois_server": "whois.markmonitor.com", "created_at": "2007-10-09T18:20:50Z", "updated_at": "2024-09-07T09:16:33Z", "expires_at": "2026-10-09T18:20:50Z" }, "dns": { "name_servers": ["ns-1283.awsdns-32.org", "ns-1707.awsdns-21.co.uk"], "dnssec_status": "unsigned", "dnssec_enabled": false } }pip install requestsimport requests response = requests.get( "https://whois-api.omkar.cloud/whois", params={"domain": "github.com"}, headers={"API-Key": "YOUR_API_KEY"} ) whois_data = response.json()npm install axiosimport axios from "axios"; const response = await axios.get("https://whois-api.omkar.cloud/whois", { params: { domain: "github.com" }, headers: { "API-Key": "YOUR_API_KEY" } }); const whoisData = response.data;GET https://whois-api.omkar.cloud/whois | Header | Required | Description |
|---|---|---|
API-Key | Yes | API key from omkar.cloud/api-key |
| Parameter | Required | Description |
|---|---|---|
domain | Yes | Domain name to lookup |
{ "domain": "string", "registration": { "registrar": "string", "whois_server": "string", "created_at": "ISO 8601 datetime", "updated_at": "ISO 8601 datetime", "expires_at": "ISO 8601 datetime" }, "dns": { "name_servers": ["string"], "dnssec_status": "string", "dnssec_enabled": "boolean" } }| Field | Type | Description |
|---|---|---|
domain | string | Domain name |
registration.registrar | string | Domain registrar |
registration.whois_server | string | WHOIS server used |
registration.created_at | string | Domain registration date |
registration.updated_at | string | Last modification date |
registration.expires_at | string | Domain expiration date |
dns.name_servers | array | List of nameservers |
dns.dnssec_status | string | DNSSEC status (signed/unsigned) |
dns.dnssec_enabled | boolean | Whether DNSSEC is enabled |
response = requests.get( "https://whois-api.omkar.cloud/whois", params={"domain": "example.com"}, headers={"API-Key": "YOUR_API_KEY"} ) data = response.json() print(f"Expires: {data['registration']['expires_at']}")response = requests.get( "https://whois-api.omkar.cloud/whois", params={"domain": "stripe.com"}, headers={"API-Key": "YOUR_API_KEY"} ) data = response.json() print(f"Registrar: {data['registration']['registrar']}")const domains = ["github.com", "stripe.com", "vercel.com"]; const results = await Promise.all( domains.map(domain => axios.get("https://whois-api.omkar.cloud/whois", { params: { domain }, headers: { "API-Key": "YOUR_API_KEY" } }) ) ); results.forEach(r => { const { domain, registration } = r.data; console.log(`${domain} expires: ${registration.expires_at}`); });response = requests.get( "https://whois-api.omkar.cloud/whois", params={"domain": "invalid"}, headers={"API-Key": "YOUR_API_KEY"} ) if response.status_code == 200: data = response.json() elif response.status_code == 401: # Invalid API key pass elif response.status_code == 429: # Rate limit exceeded pass| Plan | Price | Requests/Month |
|---|---|---|
| Free | $0 | 200 |
| Starter | $16 | 5,000 |
| Growth | $48 | 25,000 |
| Scale | $148 | 150,000 |
- Email: happy.to.help@omkar.cloud
- WhatsApp: Chat with us
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