Investigator Use
Use APNIC when working in the IP Address OSINT phase of an investigation. Open it after recording the target, source URL, time, and reason for use in your case notes.
Before You Pivot
Record Context
Capture the target, search terms, and why this source is relevant before you leave the page.
Preserve Evidence
Archive volatile pages, save screenshots, and keep timestamps for anything that may change.
Corroborate
Treat one tool as a lead source. Confirm important findings with independent sources.
Related Tools
Abuse IP DB
IP Address OSINT
AbuseIPDB provides IP reputation data and abuse reports for identifying suspicious hosts during network and threat investigations. This resource supports IP attribution, network reconnaissance, and infrastructure analysis.
Censys Search
IP Address OSINT
Internet-wide search interface for hosts and certificates with large-scale host, service, and virtual host coverage plus API access.
Cloudflare IP Finder
IP Address OSINT
Cloudflare IP Finder provides capabilities for repository intelligence, developer profiling, and source-code reconnaissance. Utilize misconfigured DNS and old database records to find hidden IP's behind the CloudFlare network.
Criminal IP
IP Address OSINT
Criminal IP provides capabilities for IP attribution, network reconnaissance, and infrastructure analysis. Criminal IP is an OSINT-based Cyber Threat Intelligence Search Engine.
DNS dumpster
IP Address OSINT
DNS dumpster provides capabilities for IP attribution, network reconnaissance, and infrastructure analysis. Free domain research tool to discover hosts related to a domain.
Domain/IP lookup
IP Address OSINT
Domain/IP lookup is an OSINT resource for domain and infrastructure intelligence. It supports IP attribution, network reconnaissance, and infrastructure analysis.