spfc1935.com.br.	30 IN SOA a.auto.dns.br. hostmaster.registro.br. (
				2025008180 ; serial
				1800       ; refresh (30 minutes)
				900        ; retry (15 minutes)
				604800     ; expire (1 week)
				900        ; minimum (15 minutes)
				)

spfc1935.com.br.	30 IN TXT "v=spf1 -all"

Mail exchangers:
spfc1935.com.br.	30 IN MX 0 .

Name servers:
spfc1935.com.br.	30 IN NS a.auto.dns.br.
spfc1935.com.br.	30 IN NS b.auto.dns.br.