v2.0 Now Live

Master
Your Domain.

The ultimate toolkit for developers. Instant DNS, WHOIS, and Security analysis in one powerful interface.

Try:
Real-time Analysis
Enterprise Security
Global Propagation
System Feed
DNS Propagation Check: google.comGlobal
Port Scan Detected: 192.168.x.xUS
SSL Certificate Validated: stripe.comUS
MX Record Audit: microsoft.comEU
Blacklist Monitor: Clean IP foundUK
WHOIS Lookup: vercel.comUS
Latency Test: Cloudflare DNSSG
Traceroute: amazon.comJP
Server Status: 99.9% UptimeDE
DNS Propagation Check: google.comGlobal
Port Scan Detected: 192.168.x.xUS
SSL Certificate Validated: stripe.comUS
MX Record Audit: microsoft.comEU
Blacklist Monitor: Clean IP foundUK
WHOIS Lookup: vercel.comUS
Latency Test: Cloudflare DNSSG
Traceroute: amazon.comJP
Server Status: 99.9% UptimeDE
DNS Propagation Check: google.comGlobal
Port Scan Detected: 192.168.x.xUS
SSL Certificate Validated: stripe.comUS
MX Record Audit: microsoft.comEU
Blacklist Monitor: Clean IP foundUK
WHOIS Lookup: vercel.comUS
Latency Test: Cloudflare DNSSG
Traceroute: amazon.comJP
Server Status: 99.9% UptimeDE
DNS Propagation Check: google.comGlobal
Port Scan Detected: 192.168.x.xUS
SSL Certificate Validated: stripe.comUS
MX Record Audit: microsoft.comEU
Blacklist Monitor: Clean IP foundUK
WHOIS Lookup: vercel.comUS
Latency Test: Cloudflare DNSSG
Traceroute: amazon.comJP
Server Status: 99.9% UptimeDE
The Toolkit

Everything You Need.
Nothing You Don't.

Why Choose Us

Built for Performance.
Designed for Developers.

Developer-First API

Integrate our powerful DNS and WHOIS data directly into your applications. Full JSON responses with zero caching delay.

curl -X GET \
  "https://api.dnstool.com/v1/lookup?domain=google.com" \
  -H "Authorization: Bearer YOUR_KEY"

Global Edge Network

Checks performed from 25+ locations worldwide to ensure accurate propagation data.

Usage Privacy

We don't track your searches or sell your data. Your diagnostic history is stored locally in your browser.

Bolt-Fast Performance

Powered by Next.js 15 and edge runtime. Experience sub-millisecond route transitions and instant data fetching.

99.9%
Uptime
< 100ms
Latency
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