What if the tool returns no results?

The IP or ASN may be unallocated, reserved, or not yet registered in the public WHOIS database. Try again later or check the RIPE NCC portal directly.

Can I use this tool for bulk lookups or batch processing?

This interface is designed for single-lookup queries. For bulk processing, use the API or command-line tools directly, or contact the RIPE NCC for bulk data access.

What if the tool returns 'No data available'?

This means the requested resource (AS number, IP range, or AS number) is not currently in the RIPE database. This can happen if the allocation is very new, private, or restricted. Try again later or check the RIPE NCC website for the latest status.

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BGP AS Lookup

Provided byInventive HQinventivehq.com

Look up BGP Autonomous System information by ASN or find which AS an IP address belongs to

One of 5 options for BGP AS Lookup

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Screenshot of BGP AS Lookup on Inventive HQ — inventivehq.comOpen the live tool →

About this tool

What BGP AS Lookup does

A concise, structured breakdown of the ASN data for 104.16.200.1, including ownership, registration details, and network context, formatted for quick reference or integration into larger tools or documentation pipelines. All data is drawn from the whois record and standard Internet routing registries; no external scraping or third-party APIs were used beyond the initial query resolution step. The output is structured for easy copying into documentation, tickets, or dashboards.

Step by step

How to use the Inventive HQ BGP AS Lookup

1
Run the tool with an IP or AS number to retrieve ownership and routing metadata.
2
Review the structured fields (name, contact, resources) for compliance or audit purposes.
3
Use the 'whois' command or RIPE API for programmatic access to the same data.

Is it right for you

Best for

Network engineers, security researchers, and infrastructure teams who need to trace routing paths, verify ownership, or debug connectivity issues in real time.

Limitations

Data reflects the state at the time of the query; BGP routing changes may not be instantaneous.
RIPE NCC membership and resource allocation data may lag behind real-time assignments.
This tool is for informational purposes only and does not replace formal WHOIS or IRR data sources.

Questions

BGP AS Lookup FAQ

What if the tool returns no results?: The IP or ASN may be unallocated, reserved, or not yet registered in the public WHOIS database. Try again later or check the RIPE NCC portal directly.
Can I use this tool for bulk lookups or batch processing?: This interface is designed for single-lookup queries. For bulk processing, use the API or command-line tools directly, or contact the RIPE NCC for bulk data access.
What if the tool returns 'No data available'?: This means the requested resource (AS number, IP range, or AS number) is not currently in the RIPE database. This can happen if the allocation is very new, private, or restricted. Try again later or check the RIPE NCC website for the latest status.

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