critical.io.		30 IN SOA curitiba.ns.porkbun.com. dns.cloudflare.com. (
				2389589592 ; serial
				10000      ; refresh (2 hours 46 minutes 40 seconds)
				2400       ; retry (40 minutes)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

critical.io.		30 IN TXT "v=spf1 include:icloud.com ~all"

Mail exchangers:
critical.io.		30 IN MX 10 mx01.mail.icloud.com.
critical.io.		30 IN MX 10 mx02.mail.icloud.com.

Name servers:
critical.io.		30 IN NS curitiba.ns.porkbun.com.
critical.io.		30 IN NS fortaleza.ns.porkbun.com.
critical.io.		30 IN NS maceio.ns.porkbun.com.
critical.io.		30 IN NS salvador.ns.porkbun.com.