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Whois data, decoded: guides for teams that work with domain registrations

Long-form, research-backed writing on downloading whois databases, working with newly registered domains, building outreach and detection pipelines, and judging data quality before you pay for it.

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Featured · Playbooks

Country-Filtered Whois Data: Segmenting Domain Leads for Global B2B Campaigns

A complete guide on segmenting newly registered domain whois databases by registrant country. Learn how country-filtering optimizes global B2B outreach and ensures regional compliance.

July 27, 20269 min read

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Comparisons

Whois Database Download vs Whois API: Which One Do You Actually Need?

Bulk whois database downloads and per-query whois APIs solve different problems. Compare cost at scale, freshness, rate limits, coverage and integration effort, with a decision framework for each use case.

June 11, 20268 min

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Data Quality

Whois Privacy, GDPR Redaction and Why Proxy Removal Decides Your Data's Value

What whois privacy, whois guard and GDPR redaction actually hide, how much of the daily feed is masked, and why buying a proxy-removed whois database changes your real cost per usable record.

May 6, 20268 min

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Security

Newly Registered Domains in Threat Intelligence: Building an NRD Detection Pipeline

How security teams operationalise a daily newly-registered-domain feed: risk scoring, whois pivoting, SIEM and DNS-filter integration, typosquat detection and retrospective incident hunting.

April 14, 202610 min

Illustration of a lead generation funnel filtering newly registered domains down to contactable prospectsall new domainstarget TLDsproxy removedcontactable leads

Playbooks

How to Use Whois Data for B2B Lead Generation (Without Burning Your Domain)

A step-by-step playbook for turning a daily whois database of newly registered domains into a compliant, high-converting B2B outreach pipeline — filtering, enrichment, sequencing and deliverability.

March 9, 202610 min

Illustration of the newly registered domain collection pipeline from registry zone file to delivered daily filezonewhoiscleanship

Explainers

Newly Registered Domains (NRD): What They Are and Why Every Team Wants Them

A practical explainer on newly registered domains: how the daily NRD list is collected, the 24-hour pipeline behind it, TLD distribution, and how sales, security and brand teams each use the same feed.

February 3, 20269 min

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Guides

Whois Database Download: The Complete 2026 Buyer's Guide

How to download a whois database of newly registered domains: file formats, FTP delivery, proxy-record removal, field lists, pricing benchmarks and how to evaluate any provider before you pay.

January 12, 202611 min

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