CubDomain review
A free WHOIS and domain utility suite for solo research, marketing, and development work.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
CubDomain is a free domain analysis platform for solo domain investors, marketers, entrepreneurs, and web developers. Its central WHOIS lookup accepts domain names or IP addresses and presents registration, registrar, nameserver, status, and privacy-protection information when available. The product also extends beyond WHOIS with DNS records, SSL and security analysis, hosting and IP information, SEO signals, domain-history archives, and registrar price comparisons. Developer utilities cover sitemap generation, hashing, formatting, conversion, and HTTP protocol testing.
The main strength is breadth without a subscription cost. A user researching a domain can move from ownership and registration details to DNS, certificates, hosting, SEO signals, historical records, and pricing comparisons within the same product family. That makes CubDomain a practical fit for quick domain checks and adjacent website research, particularly when a lightweight browser-based workflow is more useful than a dedicated enterprise platform. Its Chrome extension adds another access point, while the web version remains the primary environment.
CubDomain is best suited to solo users who want WHOIS combined with general site utilities rather than a narrowly focused lookup service. The published product details describe the core tools as free and do not present paid tiers, so the value proposition is straightforward for occasional research and basic development tasks. Users who need a more specialized WHOIS workflow, a broader platform range, or plan-based capacity should consider alternatives designed around those requirements instead. For domain discovery, preliminary technical checks, and price comparisons, CubDomain keeps a wide set of related tools close at hand.
CubDomain pros and cons
- Where it wins
- WHOIS reports cover registration, registrar, nameserver, status, and privacy details
- Adds DNS, SSL, hosting/IP, SEO, history, and domain-price tools
- Free access through the web and a Chrome extension
- Where it doesn't
- Its broad utility set may feel unfocused for WHOIS-only research
- No paid tier is presented for users seeking expanded plans or allowances
- The platform offering is limited to web and Chrome access
CubDomain fact sheet, pricing and score →
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