Geo-IP ASN Lookup

Resolve Autonomous-System (ISP/Org) info for any IP.

Transparent pricing: 0.001 credits / request  • 7.6ms

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What can you do?

Show users their current provider or tailor content by network.

Add ASN context to firewall logs and suspicious IP feeds.

Optimise CDN or Anycast decisions based on the client’s ASN.
Lookup Result
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                    Frequently Asked Questions
                
    
            
    
            
    
                
    
                    
    
                                                    
    
    
    
        
    
    

    
    
        
    
            An Autonomous-System Number identifies a network operator (ISP, cloud provider, enterprise) on the public Internet.
        
    
    
    

    
                                                    
    
    
    
        
    
    

    
    
        
    
            Private addresses (e.g. 192.168.x.x) aren’t routable, so the lookup returns an error.
        
    
    
    

    
                                                                            
    
    
    
        
    
    

    
    
        
    
            Every request from the live demo UI consumes the same number of credits as a direct API call.
        
    
    
    

    
                                            
    
                
    
            
    
        
    
    
    
    
    
        
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