IP-to-Company Data | IP Netblocks WHOIS Database | WhoisXML API

Get Accurate IP-to-Company Data from IP Netblocks Intelligence

Enhance insights from IP addresses and blocks by extracting IP-to-company data from our exhaustive IP netblocks repository via IP Netblocks API or IP Netblocks Database.

Download our product sheet to learn more about the available IP-to-company data.

WHOIS Database
13.1 Million+IP Netblocks in total
48,000+Ranges updated daily
65,000+Unique ASNs
52,000+Satisfied customers

What IP-to-Company Data Is Included?

  • IP Ranges

    Get inetnum (“–”), inetnumFirst (integer), and inetnumLast (integer) data regarding an IPv4 address space allocation or assignment.

  • Organization

    Obtain the registered IP netblock holder’s organization ID, name, phone number, email address, postal code and address for contact purposes, as necessary.

  • AS Details

    Identify the registered holder’s AS number, name, type, route, domain, and country to determine their routing policy for that AS.

Why Choose Our Data?

  • Accurate

    Our repositories cover tens of thousands of unique ASNs to give you a complete picture of their corresponding IP netblocks owners.

  • Well-Structured

    Our IP-to-company data is readily available through API queries or data feed files to be downloaded locally for flexible integration into your business systems.

  • Fresh

    Our IP-to-company data gets daily updates to provide the latest information.

What Delivery Models Do You Offer?


Our IP-to-company data fields come with IP Netblocks Database in unified and consistent JSON or CSV format available in three forms:

  • Full database: contains IP-to-company data for 99.5% of all IP addresses used worldwide.
  • Daily incremental database: contains IP-to-company data for all IP ranges added, dropped, or modified a day before.
  • Lite database: contains partial IP-to-company data (5% of the full IPv4 database; no IPv6 data) for IP netblocks on a given date, useful for academic purposes
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Our IP-to-company data provides comprehensive information on the companies behind IP traffic and are accessible via IP Netblocks API.

Our API data is available in JSON or XML format. The API includes a free subscription plan limited to 1,000 queries.

Learn more