It's still used in some user spaces, and the Linux kernel supports the system calls for net-tools still today, because of the Torvalds Prime Directive, "though shalt not break userspace".
The FreeBSD POLA design principle makes sure fundamental tools don't disappear or worse double over the years. Linux distributions differ vastly from vendor to vendor.
https://sourceforge.net/p/net-tools/code/ci/4030929bb6f3ee6f...
It's still used in some user spaces, and the Linux kernel supports the system calls for net-tools still today, because of the Torvalds Prime Directive, "though shalt not break userspace".