The Nameserver ns1.sysmaster.com have a IP Address of 212.5.49.2 which is hosted on Bulgaria.
SysMaster offers VoIP Billing, VoIP Gateway, IPTV Billing, IPTV Set-Top-Box, VoIP Softswitch, VoIP Equipment, IP PBX, WiFi Access Point, Encoder, IPTV Streamer, and Video IP Phone.