Home/IP ↔ Domain Lookup

IP ↔ Domain Lookup

Convert between IP addresses and domain names with bidirectional lookup supporting both IPv4 and IPv6 addresses.

IP ↔ Domain Lookup

Convert between IP addresses and domain names

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💡 About IP ↔ Domain Lookup

How It Works:
  • Domain to IP: Uses DNS A/AAAA records
  • IP to Domain: Uses reverse DNS (PTR records)
  • Real-time lookups using public DNS servers
  • Supports both IPv4 and IPv6 addresses
Common Uses:
  • Network troubleshooting and diagnostics
  • Security analysis and threat investigation
  • Server configuration and DNS verification
  • Understanding website hosting infrastructure

About IP ↔ Domain Lookup

Lookup Types:

  • Domain to IP: Find IP address from domain name
  • IP to Domain: Reverse DNS lookup from IP
  • IPv4 Support: Standard 32-bit IP addresses
  • IPv6 Support: Modern 128-bit IP addresses
  • Real-time Results: Live DNS queries
  • Reverse Lookup: Swap input/output instantly
  • Copy Function: One-click result copying
  • Input Validation: Automatic format detection

Common Use Cases:

  • Network Troubleshooting: Diagnose connectivity issues
  • Security Analysis: Investigate suspicious IPs
  • Server Configuration: Verify DNS settings
  • Website Hosting: Find hosting provider details
  • Email Security: Verify email server IPs
  • CDN Analysis: Understand content delivery
  • Firewall Rules: Configure IP-based access
  • Performance Testing: Direct IP connections

💡 Pro Tips:

• Not all IPs have reverse DNS records
• Multiple IPs may point to the same domain
• Use direct IP access to bypass DNS issues
• Check both IPv4 and IPv6 for complete picture