DNS for the Belkin F5D7231-4v5Router Sceenshot

WAN > DNS Home | Help | Logout Internet Status: Connected LAN Setup LAN Settings DHCP Client List Internet WAN Connection Type DNS MAC Address Wireless Channel and SSID Security Use as Access Point Firewall Virtual Servers Client IP Filters MAC Address Filtering DMZ DDNS WAN Ping Blocking Security Log Utilities Parental Control Restart Router Restore Factory Default Save/Backup Settings Restore Previous Settings Firmware Update System Settings WAN > DNS
If your ISP provided you with a specific DNS address to use, enter the address in this window and click "Apply Changes". Automatic from ISP DNS Address > . . . Secondary DNS Address > . . .
DNS = Domain Name Server. A server located on the Internet that translates URL's (Universal Resource Links) like www.belkin.com to IP addresses. More Info