X.RW
Professional domain information lookup tool
X.RW is a professional lookup tool for domain investors, developers, and site operators. It supports WHOIS/RDAP, IP address, ASN, CIDR, DNS records, and SSL certificate lookups, with value-added features like expiry reminders, brand stamps, and a domain toolbox.
Core Features
Multi-type Lookup
Domain, IPv4/v6, ASN and CIDR lookups all in one place
WHOIS + RDAP Dual Protocol
RDAP-first with WHOIS fallback for the best data quality
Expiry Reminders
Subscribe to domains and receive email alerts 90/30/7/1 days before expiry
8 Languages
Chinese, English, Japanese, Korean, German, French, Russian & more
Mobile Friendly
Optimized for iOS/Android with PWA support for home screen installation
Brand Stamp
Register to claim brand stamps displayed on lookup result pages
More Pages
Tech Stack
Next.js 14
Pages Router · App Framework
RDAP + WHOIS
Dual Protocol Domain Lookup
PostgreSQL
Supabase Hosted Database
Tailwind + Shadcn
UI Component System
Based on · Next Whois
Thanks to the original author's open source contribution. This site is built upon Next Whois under the MIT license.
X.RW · v3.22 · Professional Domain Lookup Tool