FICHA · AUR

aslookup

A command-line tool to resolve ASN information and IP ranges for a given IP address, using Cymru. Supports colored output and JSON parsing.

  • tool
  • CLI
  • NETWORK
  • Launchable
  • Runs in terminal
official+codex · reviewed · May 30, 2026 description in en

Description

Looks up ASN details and IP ranges for a given address using Team Cymru data, with colored output and JSON support. It is useful for network troubleshooting, abuse analysis, and quick ownership checks.

ASN data is public routing intelligence and can be incomplete or delayed. Confirm important findings with multiple sources before making blocking or legal decisions.

How to run

aslookup

Commands: aslookup

Permissions

Permissions not analysed for this source yet.