51tooling.net.		600 IN SOA ns1.51dns.com. admin.51dns.com. (
				1513800994 ; serial
				28800      ; refresh (8 hours)
				3600       ; retry (1 hour)
				1209600    ; expire (2 weeks)
				900        ; minimum (15 minutes)
				)

51tooling.net.		600 IN A 104.161.22.242

Name servers:
51tooling.net.		3600 IN	NS ns1.51dns.com.
51tooling.net.		3600 IN	NS ns2.51dns.com.