swsim.edu.pl.		30 IN SOA ns2747.servers-servers.com. hostmaster.servers-servers.com. (
				2024042803 ; serial
				3600       ; refresh (1 hour)
				1800       ; retry (30 minutes)
				1209600    ; expire (2 weeks)
				86400      ; minimum (1 day)
				)

swsim.edu.pl.		30 IN TXT "v=spf1 +a +mx +ip4:64.182.234.51 ~all"

swsim.edu.pl.		30 IN A	64.182.146.96

Mail exchangers:
swsim.edu.pl.		30 IN MX 0 swsim.edu.pl.

Name servers:
swsim.edu.pl.		30 IN NS ns2747.servers-servers.com.
swsim.edu.pl.		30 IN NS ns2748.servers-servers.com.