IP2WHOIS is a free WHOIS Lookup (Domain lookup) tool that helps user to check WHOIS information for a particular domain, such as domain assigned owner contact information, registrar information, registrant information, location and much more.

Domain WHOIS Checker

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Get
$ curl "https://api.ip2whois.com/v2?key={YOUR_API_KEY}&domain=newblack.io"
Response
{
    "domain": "newblack.io",
    "domain_id": "a190a4c776754f92a50b3690e78f29e0-DONUTS",
    "status": "ok https:\/\/icann.org\/epp#ok",
    "create_date": "2015-06-01T10:51:07Z",
    "update_date": "2025-06-04T22:17:11Z",
    "expire_date": "2026-06-01T10:51:07Z",
    "domain_age": 3691,
    "whois_server": "whois.nameweb.biz",
    "registrar": {
        "iana_id": "1464",
        "name": "NameWeb BVBA",
        "url": "http:\/\/www.nameweb.biz"
    },
    "registrant": {
        "name": "REDACTED",
        "organization": "Myprovider",
        "street_address": "REDACTED",
        "city": "REDACTED",
        "region": "",
        "zip_code": "REDACTED",
        "country": "NL",
        "phone": "REDACTED",
        "fax": "REDACTED",
        "email": "REDACTED"
    },
    "admin": {
        "name": "REDACTED",
        "organization": "REDACTED",
        "street_address": "REDACTED",
        "city": "REDACTED",
        "region": "REDACTED",
        "zip_code": "REDACTED",
        "country": "REDACTED",
        "phone": "REDACTED",
        "fax": "REDACTED",
        "email": "REDACTED"
    },
    "tech": {
        "name": "REDACTED",
        "organization": "REDACTED",
        "street_address": "REDACTED",
        "city": "REDACTED",
        "region": "REDACTED",
        "zip_code": "REDACTED",
        "country": "REDACTED",
        "phone": "REDACTED",
        "fax": "REDACTED",
        "email": "REDACTED"
    },
    "billing": {
        "name": "",
        "organization": "",
        "street_address": "",
        "city": "",
        "region": "",
        "zip_code": "",
        "country": "",
        "phone": "",
        "fax": "",
        "email": ""
    },
    "nameservers": [
        "kara.ns.cloudflare.com",
        "sterling.ns.cloudflare.com"
    ]
}

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Domain WHOIS API

IP2WHOIS provide a free Domain WHOIS API allowing user to check detailed WHOIS information for any domain name. Please visit the API documentation page for more details.


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