The part “.freenamesystem.net” (respectively second-level domain: “freenamesystem” e Top Level Domain: “net”) that composes the end of the name RFNS is purely complementary addition and for obvious reasons of compatibility with the DNS.
Ang bahagi “.freenamesystem.net” (ayon sa pagkakasunud-sunod ikalawang-antas na domain: “freenamesystem” e Nangungunang Antas Domain: “lambat”) na composes ang dulo ng RFNS pangalan ay pulos komplementaryong karagdagan at para sa halata dahilan ng compatibility sa DNS.