zone e75-1.tg13.gathering.org { primary 127.0.0.1; key DHCP_UPDATER; } subnet 151.216.31.128 netmask 255.255.255.192 { authoritative; option routers 151.216.31.129; option domain-name "e75-1.tg13.gathering.org"; ddns-domainname "e75-1.tg13.gathering.org"; range 151.216.31.133 151.216.31.190; ignore client-updates; }