Check Domain Availability
Instantly see if your preferred domain name is available so you can register brand ideas before someone else takes them.
🔍 Domain Search
Type a name below — we'll show availability across your chosen TLDs. Click any result to register instantly on Namesilo.
Filter TLDs
.com
.net
.org
.io
.co
.ai
.app
.dev
.online
.store
.ph
.xyz
.info
Results
* Availability shown is estimated — final check happens on Namesilo. Prices are approximate first-year rates. Use code codeoff for $1 off.
Why Use GoDomainToolkit?
A simple free domain research suite for entrepreneurs, affiliate marketers, bloggers, website builders and domain investors who want faster domain checks without complicated tools.
Find Domain Owner Information
Use WHOIS and RDAP data to review registrar details, nameservers, available ownership information and important domain records.
Track Domain Expiry Dates
Check when a domain may expire and discover possible acquisition opportunities for business names, niche sites and brand assets.
- ✓ 99.9% Server Uptime
- ✓ Free Domain & SSL
- ✓ WordPress Optimized
Popular Domain Resources
Start with the most-used tools below. Each one helps you research domains before buying, selling or building a website.
🔍
Domain Search
Find available domain names and compare popular TLDs like .com, .net, .org, .io, .ai and more.
📋WHOIS Lookup
Review public domain registration information, registrar data, nameservers and expiry dates.
🗄️DNS Lookup
Check DNS records including A, MX, NS, TXT, CNAME and other important domain settings.
📍IP Geolocation
Find the IP location, hostname, ISP and region behind a domain or IP address.
FAQs
How do I search a domain name?
Use the Domain Search tool above. Type a domain keyword and click Search Domains.
How do I generate domain names?
Open the Generator tab, enter a keyword and niche, then get domain ideas instantly.
How can I find out who owns a domain?
Use the WHOIS Information tool to check available owner, registrar and expiry data.
Where can I find when a domain expires?
Use the WHOIS Information tool and check the domain expiration date when available.
How do I find the location of an IP or domain?
Use the IP Location tool to check location, ISP and geolocation information.
Where can I see DNS records?
Use the DNS Lookup tool and choose A, MX, NS, TXT, CNAME and other record types.
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Get in Touch
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✨ Domain Name Generator
Enter a keyword and niche — we'll brainstorm creative, available-looking domain names for you.
Generated Domain IdeasClick any to register on Namesilo
Use code codeoff for $1 off at Namesilo. All suggestions are .com — most popular and most trusted TLD.
📋 WHOIS Information
Look up registration details, owner information, expiry dates, and nameservers for any domain name. Powered by RDAP — the modern WHOIS protocol.
WHOIS Data
🔄 IP / Host Info Lookup
Resolve a domain to its IP address, then show hostname, ISP, organization and basic location data. Powered by Cloudflare DNS, Google DNS and ipwho.is.
IP Info
Note: This tool shows IP and host information. Full reverse IP discovery (all domains hosted on one IP) requires a server-side or paid API.
📍 Domain / IP Location
Find the physical location, ISP and geolocation of a domain or IP address. Domains are first resolved to IP, then checked with ipwho.is.
Geolocation Info
🗄️ DNS Lookup
Check real DNS records (A, AAAA, MX, NS, TXT, CNAME, SOA) for any domain. Powered by Google Public DNS over HTTPS.
DNS Records
🚫 Blocklist / Spam Check
Check if a domain or IP is blacklisted on major spam databases. We query multiple DNS-based blocklists (DNSBL/RBL) via DNS over HTTPS.
Blocklist Status
🖥️ Common Service Ports Reference
Browser-based websites cannot safely perform real port scans. This tool explains common ports and links to external scanners for accurate testing.
Port Scan Results
For accurate live port checks, use a dedicated scanner such as YouGetSignal → or run nmap from your own computer.
📝 Domain Tips & Guides
Everything you need to know about domains — finding names, saving money, SEO, security, and investing.