IPSherlock

The Detective for IP Addresses & Domains

Digital Investigation Resources

IP Address Tools

IANA IP Address Assignments - Official registry of IP address allocations
RIPE Database - European IP address registry
ARIN Whois - North American IP address registry
APNIC Whois - Asia-Pacific IP address registry
LACNIC - Latin American and Caribbean IP address registry
AFRINIC - African IP address registry

Domain Name Resources

ICANN - Internet Corporation for Assigned Names and Numbers
ICANN Lookup - Official WHOIS lookup tool
InterNIC - Network Information Center
Verisign - Registry operator for .com and .net domains
IANA Root Zone Database - List of all top-level domains

DNS Tools

DNS Stuff - Comprehensive DNS tools
What's My DNS - Global DNS propagation checker
Dig Web Interface - Web-based DNS lookup tool
DNSViz - DNS visualization tool
Robtex - All-in-one network tool

Network Security Resources

AbuseIPDB - IP address abuse reports
VirusTotal - Analyze suspicious files and URLs
Shodan - Search engine for Internet-connected devices
Censys - Search engine for Internet-connected devices and certificates
Spamhaus - Spam and malware tracking

Related Tools by Our Team

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InvoiceCompass - Professional invoice generation and management tool. Create, track, and manage invoices with ease.

Educational Resources

IETF RFCs - Internet standards and protocols
Cloudflare Learning Center - Educational resources about Internet technology
Internet Society Tutorials - Educational resources about Internet technology
IPSherlock FAQ - Frequently asked questions about IP addresses and domains