If you are using cPanel, you will run into a similar template in the Edit Zone Templates area.
simple
; cPanel %cpversion%; Zone file for %domain%
$TTL %ttl%
@ %nsttl% IN SOA %nameserver%. %rpemail%. (
%serial%
3600
1800
1209600
86400 )
%domain%. %nsttl% IN NS %nameserver%.
%domain%. %nsttl% IN NS %nameserver2%.
%domain%. %nsttl% IN NS %nameserver3%.
%domain%. %nsttl% IN NS %nameserver4%.
%nameserverentry%. IN A %nameservera%
%nameserverentry2%. IN A %nameservera2%
%nameserverentry3%. IN A %nameservera3%
%nameserverentry4%. IN A %nameservera4%
%domain%. IN A %ip%
mail IN A %ip%
%domain%. IN MX 0 mail.%domain%.
%domain%. IN TXT “v=spf1 +mx +a -all”
_dmarc.%domain%. IN TXT “v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; pct=100; fo=1; rf=afrf; ri=86400”
%domain%. IN CAA 0 issue “letsencrypt.org”
%domain%. IN CAA 0 issuewild “letsencrypt.org”
%domain%. IN CAA 0 iodef “mailto:%rpemail%”
standard
; cPanel %cpversion%; Zone file for %domain%
$TTL %ttl%
@ %nsttl% IN SOA %nameserver%. %rpemail%. (
%serial%
3600
1800
1209600
86400 )
%domain%. %nsttl% IN NS %nameserver%.
%domain%. %nsttl% IN NS %nameserver2%.
%domain%. %nsttl% IN NS %nameserver3%.
%domain%. %nsttl% IN NS %nameserver4%.
%nameserverentry%. IN A %nameservera%
%nameserverentry2%. IN A %nameservera2%
%nameserverentry3%. IN A %nameservera3%
%nameserverentry4%. IN A %nameservera4%
%domain%. IN A %ip%
www IN CNAME %domain%.
ftp IN CNAME %domain%.
autodiscover IN CNAME %domain%.
mail IN A %ip%
%domain%. IN MX 0 mail.%domain%.
%domain%. IN TXT “v=spf1 +mx +a -all”
_dmarc.%domain%. IN TXT “v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; pct=100; fo=1; rf=afrf; ri=86400”
%domain%. IN CAA 0 issue “letsencrypt.org”
%domain%. IN CAA 0 issuewild “letsencrypt.org”
%domain%. IN CAA 0 iodef “mailto:%rpemail%”
standardvirtualftp
; cPanel %cpversion%; Zone file for %domain%
$TTL %ttl%
@ %nsttl% IN SOA %nameserver%. %rpemail%. (
%serial%
3600
1800
1209600
86400 )
%domain%. %nsttl% IN NS %nameserver%.
%domain%. %nsttl% IN NS %nameserver2%.
%domain%. %nsttl% IN NS %nameserver3%.
%domain%. %nsttl% IN NS %nameserver4%.
%nameserverentry%. IN A %nameservera%
%nameserverentry2%. IN A %nameservera2%
%nameserverentry3%. IN A %nameservera3%
%nameserverentry4%. IN A %nameservera4%
%domain%. IN A %ip%
www IN CNAME %domain%.
ftp IN CNAME %domain%.
autodiscover IN CNAME %domain%.
mail IN A %ip%
%domain%. IN MX 0 mail.%domain%.
%domain%. IN TXT “v=spf1 +mx +a -all”
_dmarc.%domain%. IN TXT “v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; pct=100; fo=1; rf=afrf; ri=86400”
%domain%. IN CAA 0 issue “letsencrypt.org”
%domain%. IN CAA 0 issuewild “letsencrypt.org”
%domain%. IN CAA 0 iodef “mailto:%rpemail%”
To help this site function properly and with an SSL certificate, it is what I been using for a few years.