A useful script to gather ASNs and prefixes of your target, while you are doing a wide recon process. This tool gathers IPs or subdomains as input and will provide prefixes and ASNs of them as output.
Table of Usage
| Options | Descriptions |
|---|---|
| -h | Show this lovely help menu |
| -u | Single url or IP |
| -l | List of urls or IPs |
| -asn | Only show ASNs |
| -prefix | Only show prefixes |
Example
asnx -u alish3ikhi.com
Result:
[+] 104.111.216.130:
{
"prefix": "104.111.216.0/22",
"ASN": 16625
}
{
"prefix": "104.64.0.0/10",
"ASN": 20940
}
Other Example
asnx -u 8.8.4.4
asnx -l list.txt
Example of --asn
asnx -l list.txt --asn
Example of --prefix
asnx -l list.txt --prefix
Happy hunting :)