ispa.cz.		30 IN SOA ns1.websupport.cz. admin.websupport.cz. (
				1760526237 ; serial
				7200       ; refresh (2 hours)
				2048       ; retry (34 minutes 8 seconds)
				1048576    ; expire (1 week 5 days 3 hours 16 minutes 16 seconds)
				2560       ; minimum (42 minutes 40 seconds)
				)

ispa.cz.		30 IN TXT "v=spf1  ip4:93.91.144.64/26 ip4:93.91.144.96/26 
ip4:93.91.154.0/26 ip4:185.8.165.161/32 include:_spf.google.com include:mailgun.org 
~all"

ispa.cz.		30 IN A	93.91.154.21
ispa.cz.		30 IN AAAA 2a02:17a0:fff1:2002::21

Mail exchangers:
ispa.cz.		30 IN MX 10 aspmx.l.google.com.
ispa.cz.		30 IN MX 20 alt1.aspmx.l.google.com.
ispa.cz.		30 IN MX 20 alt2.aspmx.l.google.com.
ispa.cz.		30 IN MX 30 aspmx2.googlemail.com.
ispa.cz.		30 IN MX 30 aspmx3.googlemail.com.

Name servers:
ispa.cz.		30 IN NS ns1.websupport.cz.
ispa.cz.		30 IN NS ns2.websupport.cz.
ispa.cz.		30 IN NS ns3.websupport.eu.