recon list of IPs for ASN number & description in enumeration phase ( Usage : insert this script direct inside your .bash_profile )

ips2asn.txt

ips2asn(){
while read ip ; do curl -s https://api.bgpview.io/ip/$ip | jq '.' | grep -E "asn|name" | sed ':a;N;$!ba;s/\n/ /g' | awk -F ' ' '{ print $4,$6 }' | tr -d "\,\"" | sed "$ s/$/ $ip/" ; done < $1
}