getnetbyaddr
getnetbyaddr address, [addrtype]
Retrieves the network name or names of the given
network address
.
(addrtype
indicates the type of
address. Often, this function is used for IP addresses, in which
the type is not needed.) The return value in list context
is:
($name, $aliases, $addrtype, $net)
In scalar context, getnetbyaddr
returns only the network
name.
3.145.45.5