go-libp2p-asn-util

A library to lookup the ASN(Autonomous System Number) for an IP address. It uses the IPv6 to ASN database downloaded from https://iptoasn.com/. Supports ONLY IPv6 addresses for now.

Table of Contents

• Install
• Usage
• Documentation
• Contribute
• License

Install

go get github.com/libp2p/go-libp2p-asn-util

Usage

import (
    asn "github.com/libp2p/go-libp2p-asn-util"
)

func main() {
   store, err := asn.NewAsnStore()
   
   asNumber,err := store.AsnForIP(net.ParseIP("2a03:2880:f003:c07:face:b00c::2"))
 }

Contribute

Feel free to join in. All welcome. Open an issue!

This repository falls under the IPFS Code of Conduct.

License

MIT

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