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:
- Retrieve all DNS records for the domain
- Analyze IP addresses to identify hosting providers
- Examine MX records to determine email providers
- Analyze NS records to identify DNS providers
- Check TXT records for verification and service information
Use Cases
Cosignals is useful for:
- Developers researching technology stacks
- Marketing professionals analyzing competitor infrastructure
- Security researchers verifying domain configurations
- IT administrators troubleshooting DNS issues