subra.com.br.		30 IN SOA e.sec.dns.br. hostmaster.registro.br. (
				2025017000 ; serial
				86400      ; refresh (1 day)
				900        ; retry (15 minutes)
				604800     ; expire (1 week)
				900        ; minimum (15 minutes)
				)

subra.com.br.		30 IN TXT "v=spf1 ip4:177.154.191.140 include:spf.titan4030.com.br +a
+mx +ip4:191.96.79.191 include:spf.titan.servidor.seg.br ~all"

subra.com.br.		30 IN A	177.154.191.140

Mail exchangers:
subra.com.br.		30 IN MX 0 subra.com.br.

Name servers:
subra.com.br.		30 IN NS e.sec.dns.br.
subra.com.br.		30 IN NS f.sec.dns.br.