r3-sys.net.		30 IN SOA ns1.value-domain.com. hostmaster.r3-sys.net. (
				2020082620 ; serial
				3600       ; refresh (1 hour)
				900        ; retry (15 minutes)
				604800     ; expire (1 week)
				1200       ; minimum (20 minutes)
				)

r3-sys.net.		30 IN TXT "v=spf1 ip4:157.7.184.20 ~all"

r3-sys.net.		30 IN A	157.7.184.20

Mail exchangers:
r3-sys.net.		30 IN MX 10 r3-sys.net.

Name servers:
r3-sys.net.		30 IN NS ns2.value-domain.com.
r3-sys.net.		30 IN NS ns1.value-domain.com.