I need to maintain actual list of AS (autonomus system) include ASN and AS owner name. There's some resource like ftp.arin.net/info/asn.txt or https://peeringdb.com/ But none of them contain full ...

Is there no easy way to map a given IP adress to the corresponding ASN number? For example: ping to find out the IP adress: $ ping www.switch.ch PING aslan.switch.ch (130.59.108.36) 56(84) bytes ...

Through this website IP to ASN lookup,I can get a series of results about the ASN,but I can't find the meaning of BGP prefix.Maybe I know what it is,however,how it works? Is there anyone who...