HostLookup

gives the IP address for the host with the specified name.

gives the host name for the host at the specified IP address.

HostLookup[spec,prop]

gives a specified property of the host.

gives an association of properties found for the host.

Details

If a host cannot be found, HostLookup returns Missing["NotFound"].
Possible properties in HostLookup include:
"FullName" full name of host

"IPv4Addresses" IPv4 IP addresses

"IPv6Addresses" IPv6 IP addresses
In HostLookup[host], host can be a URL, given as a string or a URL object. It can also be an IP address given as a string or an IPAddress object.

Look up the IP addresses associated with a host:

Look up the hostname for an IP address:

Look up IPv4 addresses associated with the host:

Look up IPv6 addresses associated with the host:

Look up all the properties associated with a host:

Look up the full names associated with IP addresses:

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