Specifications v2 | Newly Registered Domains | WhoisXML API
Products APIs Data Feeds Web Tools Domain Research & Monitoring Enterprise Packages
WHOIS / WHOIS History
WHOIS / WHOIS History

Provide current and historical ownership information on domains / IPs. Identify all connections between domains, registrants, registrars, and DNS servers.

DNS / DNS History
DNS / DNS History

Look into all current and historical DNS / IP connections between domains and A, MX, NS, and other records. Monitor suspicious changes to DNS records.

IP Geolocation / IP Netblocks
IP Geolocation / IP Netblocks

Get detailed context on an IP address, including its user’s geolocation, time zone, connected domains, connection type, IP range, ASN, and other network ownership details.

Domain Research Suite (DRS)
Domain Research Suite (DRS)

Access our web-based solution to dig into and monitor all domain events of interest.

Domain Research Suite (DRS)
Domain Research Suite (DRS)

Get access to a web-based enterprise-grade solution to search and monitor domain registrations and ownership details for branded terms, fuzzy matches, registrants of interest, and more.

Research
Monitoring
White-Label
WhoisXML API Predictive Threat Intelligence
Predictive Threat Intelligence

Detect and block access to and from dangerous domain names before malicious actors can weaponize them. Contact us today for more information.

WhoisXML API Internet Infrastructure
Internet Infrastructure

Unlock integrated intelligence on Internet properties and their ownership, infrastructure, and other attributes.

Enterprise API Packages
Enterprise API Packages

Our complete set of domain, IP, and DNS intelligence available via API calls as an annual subscription with predictable pricing.

Security Intelligence (SI) Suite
Security Intelligence (SI) Suite

Offers complete access to WHOIS, IP, DNS, and subdomain data for product enrichment, threat hunting and more.

Multi-Level API User Administration Now Available - Manage individual API keys for team members in your organization.

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Specifications Pricing Blog
Datafeed files Output formats
Specifications 1.0

NRD 2.0 datafeed files

This data feed subscription is licensed to you or your organization only, you may not resell or relicense the data without explicit written permission from Whois API, Inc. Any violation will be prosecuted to the fullest extent of the law.

Update time

The daily update is ready for download at 03:00 UTC.

File release announcements

Check the below pages to know about the latest file releases:

Supported TLDs

Event type

The reason why the domain names were included in the data feed:

  • Added: new domains created within the last 24 hours, plus domains created within the last 7 days.
  • Updated: changes in the existing domains’ WHOIS records.
  • Dropped: domains expired or deleted.
  • Discovered: domains previously unknown and created more than 7 days ago.

The datasets come in the following forms

Depending on the subscription plan, you receive different datasets. They contain different data and have different formats. You can find a detailed description of the differences between datasets on the pricing page.

Here are the key details for the different subscription plans:

Lite

File Gzip size Unpacked size Rows
lite.daily.data.csv.gz 1.5MiB 4.2MiB 189.1K
lite.daily.data.json.gz 1.6MiB 9.2MiB 189.1K

Basic

File Gzip size Unpacked size Rows
basic.daily.data.csv.gz 3.9MiB 11.8MiB 500.7K
basic.daily.data.json.gz 4.3MiB 25.1MiB 500.7K

Professional

File Gzip size Unpacked size Rows
professional.daily.data.csv.gz 283.2MiB 3.3GiB 500.7K
professional.daily.data.json.gz 440.9MiB 5.3GiB 500.7K

Enterprise

File Gzip size Unpacked size Rows
enterprise.daily.data.csv.gz 645.4MiB 6.3GiB 1.1M
enterprise.daily.data.json.gz 991.4MiB 10.4GiB 1.1M

Ultimate

File Gzip size Unpacked size Rows
ultimate.daily.data.csv.gz 655.5MiB 6.3GiB 1.1M
ultimate.daily.data.json.gz 1006.2MiB 10.5GiB 1.1M

Ultimate: simple

The only difference between ultimate_simple and ultimate files is that the following fields are empty in ultimate_simple: rawText, registryDataRawText, registrantContact.rawText, whoisRecordRawText, administrativeContact.rawText, billingContact.rawText, technicalContact.rawText, zoneContact.rawText.

File Gzip size Unpacked size Rows
ultimate_simple.daily.data.csv.gz 104.4MiB 747.1MiB 1.1M
ultimate_simple.daily.data.json.gz 553.6MiB 4.9GiB 1.1M

Ultimate: Domains only

The Ultimate: Domains only data feed is based on the Ultimate data feed. It includes all domains from the Ultimate data feed plus all domains that were added or deleted in today's zone files compared to yesterday's. The Ultimate: Domains only feed, as the name suggests, includes only domain names and not WHOIS records.

File Gzip size Unpacked size Rows
domains_only.daily.data.csv.gz 10.4MiB 28.3MiB 1.2M
domains_only.daily.data.json.gz 11.4MiB 60.7MiB 1.2M



How to download the datafeed files

Downloading via HTTPS

Downloading via FTP

Downloading via FTPS

Read more about the FTPS connection: https://en.wikipedia.org/wiki/FTPS.

Our FTP server supports explicit FTP over TLS encryption. You may configure your FTP client to use explicit FTP over TLS encryption for secure communications.

Our FTPS server is accessed using the same paths and API keys as a regular FTP server, the instructions for which are described above. To connect via FTPS, select the "Require explicit FTP over TLS" encryption option in your FTP client, if it supports it. FileZilla configuration example:

explicit FTP over TLS encryption

Downloading via Snowflake

Downloading Newly Registered Domains Feed (Community Edition) via Snowflake:




Knowledge base

Learn more about NRD 2 on our knowledge base .




GitHub script repository

Check our latest NRD2 scripts on https://github.com/whois-api-llc/ProfessionalServices/tree/main/scripts/NRD2.