Download the latest release
There are multiple builds of the release, for different CPU architectures/platforms:
There are multiple builds of the release, for different CPU architectures/platforms. Download and unpack the release for your platform:
wget <release url>
tar xvfz <release file> whodat$ ./whodat --help
whodat
Quickly get IP, Prefix, and ASN Information at the command-line.
Options:
-h, --help Show this Help Menu
-p, --prefixes[=false] Get ASN's Advertised PrefixesTo query a single host IP, simply:
whodat 1.1.1.1
1.1.1.1 (one.one.one.one)
APNIC and Cloudflare DNS Resolver project
AS13335
Prefix: 1.1.1.0/24 (APNIC-LABS)
Allocation: 1.1.1.0/24
RIR: APNICTo query a prefix:
whodat 1.1.1.0/24
1.1.1.0/24 (APNIC-LABS)
APNIC and Cloudflare DNS Resolver project
Origins:
13335 (Cloudflare, Inc.)
Allocation: 1.1.1.0/24
RIR: APNICTo query an ASN:
whodat AS13335 # or whodat 13335
13335 (Cloudflare, Inc.)
Website: https://www.cloudflare.comYou can also add the -p flag to get all of the ASN's originated prefixes, courtesy of bgpstuff.net by @mellowdrifter:
whodat AS13335 -p
13335 (Cloudflare, Inc.)
Website: https://www.cloudflare.com
Prefixes:
IPv4:
1.0.0.0/24
1.1.1.0/24
103.21.244.0/24
...
IPv6:
2400:cb00:100::/48
2400:cb00:102::/48
2400:cb00:103::/48
...
whodat is nothing more than a wrapper around services other people have created. whodat fetches data from the following sources:
Most of the data is fetched from a serverless function (see whodat server), which is what does the actual querying of each of the above resources. The data is cached at the server level to reduce load on those services and improve response times.
