Team Cymru - IP to BGP ASN Lookup and Prefix Mapping Services

IP to BGP ASN Lookup and Prefix Mapping Services


BGP Origin ASN
BGP Peer ASN
BGP Prefix
Prefix Country Code (assigned)
Prefix Registry (assigned)
Prefix Allocation date
ASN Country Code (assigned)
ASN Registry (assigned)
ASN Allocation date
ASN Description

The country code, registry, and allocation date are all based off of data obtained directly from the regional registries including: ARIN, RIPE, AFRINIC, APNIC, LACNIC. The information returned relating to these categories will only be as accurate as the data present in the RIR databases. The exact links for each of the datasets are as follows:

ftp.arin.net/pub/stats/arin/delegated-arin-latest
ftp.ripe.net/ripe/stats/delegated-ripencc-latest
ftp.afrinic.net/pub/stats/afrinic/delegated-afrinic-latest
ftp.apnic.net/pub/stats/apnic/delegated-apnic-latest
ftp.lacnic.net/pub/stats/lacnic/delegated-lacnic-latest

The ASN descriptions are based off of data obtained from cidr-report.
Following is a brief summary on how to use each of the services.

References
Following is a collection of public projects and sites that have incorporated these tools:
Net::Abuse::Utils
CyberAbuse Whois
Scam-Grey
Azureus
Paris Traceroute