Domain Tools
Domain registration providers
- Features
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- Ease of management
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$99 per month
Free TrialFree version
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- Information technology and software
- Media and communications
- Education and training
What is Domain Tools
DomainTools is a domain intelligence and investigation platform that provides WHOIS history, DNS data, passive DNS, and related enrichment to support security investigations and brand protection. It is primarily used by security teams, fraud analysts, and investigators to research domain ownership patterns, infrastructure relationships, and potential malicious activity. The product emphasizes historical and correlated domain data and offers APIs for integrating domain context into internal tools and workflows.
Deep historical domain context
DomainTools provides access to historical WHOIS and DNS information that helps investigators understand how a domain’s ownership and infrastructure change over time. This is useful for identifying patterns such as repeated registrant details or recurring name server usage. The historical view can support incident response and threat hunting workflows where point-in-time WHOIS is insufficient.
Investigation and correlation features
The platform focuses on linking domains to related infrastructure and entities using DNS relationships and enrichment data. This supports pivoting from one indicator to a broader set of connected domains and hosts. For teams doing phishing or fraud investigations, these correlation capabilities can reduce manual research compared with basic registrar lookup tools.
API access for automation
DomainTools offers APIs that allow organizations to embed domain intelligence into SIEM/SOAR, case management, or internal investigation tooling. This supports automated enrichment of alerts and faster triage. API-based access is a practical differentiator versus providers that focus mainly on domain purchase and basic DNS management.
Not a registrar-first product
Despite the name, DomainTools is primarily an intelligence and research platform rather than a consumer-oriented domain registration service. Organizations looking for domain purchasing, renewals, and bundled hosting typically use registrar-focused providers. As a result, it may not fit teams whose core need is domain registration management rather than investigation.
Pricing can be enterprise-oriented
Access to comprehensive datasets (such as historical records and API usage) is commonly packaged for professional and enterprise use cases. This can make it less cost-effective for small businesses that only need occasional WHOIS or DNS lookups. Budgeting may require aligning the product to security, fraud, or brand-protection programs rather than IT procurement for domains.
Data coverage varies by TLD
WHOIS availability and detail depend on registry policies, privacy/proxy services, and regulatory constraints, which can limit the completeness of registrant attribution. Some TLDs or privacy-protected domains may yield less actionable ownership data. Users may need to combine DomainTools outputs with additional sources and internal telemetry for high-confidence attribution.
Plan & Pricing
| Plan | Price | Key features & notes |
|---|---|---|
| Novice (Free) | Free | "Free while you learn" novice account — limited Whois Lookup, limited Domain Search, limited Screenshot History, Domain Monitor for up to 100 domains; intended for learning (openable from account signup page). |
| Personal Membership | $99 per month (or $995 per year) | Single-user, non-commercial; monthly allocations: Whois Lookup 200/day, Whois History 25 domains, Hosting History 25, Domain Search 5 searches/month, Reverse Whois 3, Reverse IP 5, Reverse IP Whois 3, Reverse NS 5, Domain Report 5/month, Screenshot History unlimited (reasonable use). Purchase via secure signup page. |
| Enterprise | Custom / Contact sales | Enterprise packages (Detection, Enrichment, Investigation, Data Services) sold as annual subscriptions; bundled by monitors/queries; unlimited seats, monthly query allocations (Farsight DNSDB daily); API access and integrations; pricing by package — contact sales. |
Seller details
DomainTools, LLC
Seattle, Washington, USA
2009
Private
https://www.domaintools.com/
https://x.com/DomainTools
https://www.linkedin.com/company/domaintools/
