Domain Information API

Domain Information API

The Domain Information API offers real-time domain registration insights, enhancing brand protection, cybersecurity, and business intelligence efforts seamlessly.

API description

About the API:  

In the intricate tapestry of the digital landscape, where websites, domains and online entities flourish, the Domain Information API emerges as a powerful tool that enables instant and complete access to the hidden fabric of information surrounding these digital identities. In an era where online presence defines companies, organizations and individuals, understanding the nuances of domain ownership and registration details has become paramount. The Domain Information API serves as a gateway to information, providing real-time information on domain registrations, contact details and registration timelines, fostering a deeper understanding of the digital ownership landscape.

The Whois protocol, a fundamental service in the Internet ecosystem, has long been used to query domain registration information. The Domain Information API takes this concept to new heights, providing a programmatic interface that enables users, developers, enterprises and cybersecurity professionals to seamlessly access and integrate domain registration data into their applications, analytics channels and security frameworks. Gone are the days of manual queries or static databases, as this API harnesses the power of automation and real-time data synchronization.

The Domain Information API offers a plethora of features tailored to various needs. Its real-time functionality ensures that the information retrieved is current and accurate, reflecting the most recent updates to domain records. This is invaluable for brand protection, intellectual property tracking and cybersecurity investigations, as any alterations to domain ownership or registration details are flagged instantly. In addition, the API supports bulk queries, allowing users to retrieve information about multiple domains in a single request, streamlining tasks that involve investigating multiple entities simultaneously.

One of the cornerstones of the Domain Information API is its ability to uncover the hidden details behind domain registrations. For market research companies, this feature facilitates competitive analysis by shedding light on their online businesses. Law enforcement agencies benefit from the API's ability to identify potential malicious actors by uncovering the intricate web of interconnected domains. In addition, brand managers can use the API to monitor potential trademark infringement and unauthorized use of their brand.

Users can seamlessly integrate the Domain Information API into their applications and workflows through a well-documented and easy-to-use interface. The API supports multiple programming languages, allowing for effortless integration regardless of the technology stack. This allows users to enhance their platforms with domain-related information, enriching the user experience and increasing the value proposition of their products.

Privacy and data security concerns are paramount in today's digital landscape. The Domain Information API addresses these concerns by adhering to industry-standard security protocols, ensuring the confidentiality and integrity of the data exchanged.

In conclusion, the Domain Information API is emerging as a dynamic and indispensable tool in the modern digital environment. Its real-time capabilities, coupled with the ability to reveal the intricate details of domain registrations, empower businesses, cybersecurity experts and developers alike. By automating the process of querying and synchronizing domain registration data, the API eliminates manual tasks, improves efficiency and provides a robust mechanism for unraveling the hidden layers of the digital realm. In a world where digital identities reign supreme, the Domain Information API stands as a beacon that lights the way to insightful domain intelligence.

What this API receives and what your API provides (input/output)?

It will receive parameters and provide you with a JSON.


What are the most common uses cases of this API?

  1. Brand protection: Monitor and track domains to prevent trademark infringement and unauthorized use of your brand identity.

  2. Cybersecurity investigations: Identify potential malicious actors by uncovering connections between domains and their owners.

  3. Market research: Analyze your competitors' online presence and strategies by examining their domain registrations.

  4. Domain portfolio management: Track your own domain assets, their registration details and expiration dates.

  5. Domain Brokerage: Facilitate domain sales and acquisitions by quickly accessing ownership information and contact details.


Are there any limitations to your plans?

Besides the number of API calls, there is no other limitation.

API Documentation


To use this endpoint you must indicate in the parameters the URL of a domain and insert the value live.


Get domain data - Endpoint Features
Object Description
domainName [Required]
whois [Required]
Test Endpoint


                                                                                                                                                                                                                            {"status":true,"domain_name":"","query_time":"2023-08-17 14:32:19","whois_server":"","domain_registered":"yes","create_date":"1997-09-15","update_date":"2019-09-09","expiry_date":"2028-09-14","domain_registrar":{"iana_id":"292","registrar_name":"MarkMonitor, Inc.","whois_server":"","website_url":"","email_address":"[email protected]","phone_number":"+1.2086851750"},"registrant_contact":{"company":"Google LLC","state":"CA","country_name":"United States","country_code":"US","email_address":"Select Request Email Form at"},"administrative_contact":{"company":"Google LLC","state":"CA","country_name":"United States","country_code":"US","email_address":"Select Request Email Form at"},"technical_contact":{"company":"Google LLC","state":"CA","country_name":"United States","country_code":"US","email_address":"Select Request Email Form at"},"name_servers":["","","",""],"domain_status":["clientTransferProhibited","clientDeleteProhibited","serverDeleteProhibited","serverTransferProhibited","serverUpdateProhibited","clientUpdateProhibited"],"whois_raw_domain":"\nDomain Name:\nRegistry Domain ID: 2138514_DOMAIN_COM-VRSN\nRegistrar WHOIS Server:\nRegistrar URL:\nUpdated Date: 2019-09-09T15:39:04+0000\nCreation Date: 1997-09-15T07:00:00+0000\nRegistrar Registration Expiration Date: 2028-09-13T07:00:00+0000\nRegistrar: MarkMonitor, Inc.\nRegistrar IANA ID: 292\nRegistrar Abuse Contact Email: [email protected]\nRegistrar Abuse Contact Phone: +1.2086851750\nDomain Status: clientUpdateProhibited (\nDomain Status: clientTransferProhibited (\nDomain Status: clientDeleteProhibited (\nDomain Status: serverUpdateProhibited (\nDomain Status: serverTransferProhibited (\nDomain Status: serverDeleteProhibited (\nRegistrant Organization: Google LLC\nRegistrant State/Province: CA\nRegistrant Country: US\nRegistrant Email: Select Request Email Form at\nAdmin Organization: Google LLC\nAdmin State/Province: CA\nAdmin Country: US\nAdmin Email: Select Request Email Form at\nTech Organization: Google LLC\nTech State/Province: CA\nTech Country: US\nTech Email: Select Request Email Form at\nName Server:\nName Server:\nName Server:\nName Server:\nDNSSEC: unsigned\nURL of the ICANN WHOIS Data Problem Reporting System:\n>>> Last update of WHOIS database: 2023-08-17T14:25:34+0000 <<<\n\nFor more information on WHOIS status codes, please visit:\n\n\nIf you wish to contact this domain’s Registrant, Administrative, or Technical\ncontact, and such email address is not visible above, you may do so via our web\nform, pursuant to ICANN’s Temporary Specification. To verify that you are not a\nrobot, please enter your email address to receive a link to a page that\nfacilitates email communication with the relevant contact(s).\n\nWeb-based WHOIS:\n\n\nIf you have a legitimate interest in viewing the non-public WHOIS details, send\nyour request and the reasons for your request to [email protected]\nand specify the domain name in the subject line. We will review that request and\nmay ask for supporting documentation and explanation.\n\nThe data in MarkMonitor’s WHOIS database is provided for information purposes,\nand to assist persons in obtaining information about or related to a domain\nname’s registration record. While MarkMonitor believes the data to be accurate,\nthe data is provided \"as is\" with no guarantee or warranties regarding its\naccuracy.\n\nBy submitting a WHOIS query, you agree that you will use this data only for\nlawful purposes and that, under no circumstances will you use this data to:\n  (1) allow, enable, or otherwise support the transmission by email, telephone,\nor facsimile of mass, unsolicited, commercial advertising, or spam; or\n  (2) enable high volume, automated, or electronic processes that send queries,\ndata, or email to MarkMonitor (or its systems) or the domain name contacts (or\nits systems).\n\nMarkMonitor reserves the right to modify these terms at any time.\n\nBy submitting this query, you agree to abide by this policy.\n\nMarkMonitor Domain Management(TM)\nProtecting companies and consumers in a digital world.\n\nVisit MarkMonitor at\nContact us at +1.8007459229\nIn Europe, at +44.02032062220\n--","registry_data":{"domain_name":"GOOGLE.COM","query_time":"2023-08-17 14:32:19","whois_server":"","domain_registered":"yes","domain_registrar":{"iana_id":"292","registrar_name":"MarkMonitor Inc.","whois_server":"","website_url":"","email_address":"[email protected]","phone_number":"+1.2086851750"},"name_servers":["","","",""],"domain_status":["clientDeleteProhibited","clientTransferProhibited","serverDeleteProhibited","serverTransferProhibited","serverUpdateProhibited","clientUpdateProhibited"],"whois_raw_registery":"\n   Domain Name: GOOGLE.COM\n   Registry Domain ID: 2138514_DOMAIN_COM-VRSN\n   Registrar WHOIS Server:\n   Registrar URL:\n   Updated Date: 2019-09-09T15:39:04Z\n   Creation Date: 1997-09-15T04:00:00Z\n   Registry Expiry Date: 2028-09-14T04:00:00Z\n   Registrar: MarkMonitor Inc.\n   Registrar IANA ID: 292\n   Registrar Abuse Contact Email: [email protected]\n   Registrar Abuse Contact Phone: +1.2086851750\n   Domain Status: clientDeleteProhibited\n   Domain Status: clientTransferProhibited\n   Domain Status: clientUpdateProhibited\n   Domain Status: serverDeleteProhibited\n   Domain Status: serverTransferProhibited\n   Domain Status: serverUpdateProhibited\n   Name Server: NS1.GOOGLE.COM\n   Name Server: NS2.GOOGLE.COM\n   Name Server: NS3.GOOGLE.COM\n   Name Server: NS4.GOOGLE.COM\n   DNSSEC: unsigned\n   URL of the ICANN Whois Inaccuracy Complaint Form:\n>>> Last update of whois database: 2023-08-17T14:32:07Z <<<\n\nFor more information on Whois status codes, please visit\n\nNOTICE: The expiration date displayed in this record is the date the\nregistrar's sponsorship of the domain name registration in the registry is\ncurrently set to expire. This date does not necessarily reflect the expiration\ndate of the domain name registrant's agreement with the sponsoring\nregistrar.  Users may consult the sponsoring registrar's Whois database to\nview the registrar's reported date of expiration for this registration.\n\nTERMS OF USE: You are not authorized to access or query our Whois\ndatabase through the use of electronic processes that are high-volume and\nautomated except as reasonably necessary to register domain names or\nmodify existing registrations; the Data in VeriSign Global Registry\nServices' (\"VeriSign\") Whois database is provided by VeriSign for\ninformation purposes only, and to assist persons in obtaining information\nabout or related to a domain name registration record. VeriSign does not\nguarantee its accuracy. By submitting a Whois query, you agree to abide\nby the following terms of use: You agree that you may use this Data only\nfor lawful purposes and that under no circumstances will you use this Data\nto: (1) allow, enable, or otherwise support the transmission of mass\nunsolicited, commercial advertising or solicitations via e-mail, telephone,\nor facsimile; or (2) enable high volume, automated, electronic processes\nthat apply to VeriSign (or its computer systems). The compilation,\nrepackaging, dissemination or other use of this Data is expressly\nprohibited without the prior written consent of VeriSign. You agree not to\nuse electronic processes that are automated and high-volume to access or\nquery the Whois database except as reasonably necessary to register\ndomain names or modify existing registrations. VeriSign reserves the right\nto restrict your access to the Whois database in its sole discretion to ensure\noperational stability.  VeriSign may restrict or terminate your access to the\nWhois database for failure to abide by these terms of use. VeriSign\nreserves the right to modify these terms at any time.\n\nThe Registry database contains ONLY .COM, .NET, .EDU domains and\nRegistrars."}}

Get domain data - CODE SNIPPETS

curl --location --request GET '' --header 'Authorization: Bearer YOUR_API_KEY' 


API Access Key & Authentication

After signing up, every developer is assigned a personal API access key, a unique combination of letters and digits provided to access to our API endpoint. To authenticate with the Domain Information API REST API, simply include your bearer token in the Authorization header.


Header Description
Authorization [Required] Should be Bearer access_key. See "Your API Access Key" above when you are subscribed.

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To use this API the user must indicate the URL of a domain.

There are different plans suits everyone including a free plan for small amount of requests per day, but it’s rate is limit to prevent abuse of the service.

Sure, you can use it and pay only when you use it. The credit can’t be expired.

Zyla provides a wide range of integration methods for almost all programming languages. You can use these codes to integrate with your project as you need.

The Domain Information API is a tool that provides real-time access to a wide range of data related to the registration and ownership of domains on the Internet.

Zyla API Hub is, in other words, an API MarketPlace. An all-in-one solution for your developing needs. You will be accessing our extended list of APIs with only your user. Also, you won't need to worry about storing API keys, only one API key for all our products is needed.

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Prices are based on a recurring monthly subscription depending on the plan selected — plus overage fees applied when a developer exceeds a plan’s quota limits. In this example, you'll see the base plan amount as well as a quota limit of API requests. Be sure to notice the overage fee because you will be charged for each additional request.

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