DNS Lookup & Website Analysis Tool

Analyze DNS records and detect providers for any domain. Find out who hosts a website and what DNS services they use.

What is Cosignals?

Cosignals is a Website Analysis tool that helps you discover which providers and services are used by any domain. Our tool analyzes DNS records including A, AAAA, MX, NS, and TXT records to identify hosting providers, email services, and other technology providers.

How It Works

Simply enter a domain name above and our tool will:

Use Cases

Cosignals is useful for: