itbt.pl.		30 IN SOA dns.smarthost.pl. sysadmin.smarthost.pl. (
				2025092505 ; serial
				3600       ; refresh (1 hour)
				1800       ; retry (30 minutes)
				1209600    ; expire (2 weeks)
				86400      ; minimum (1 day)
				)

itbt.pl.		30 IN TXT "v=spf1 ip4:91.211.220.59 ip4:91.211.220.144 +a +mx
+ip4:91.211.220.48 +ip4:91.211.221.235 +ip4:91.211.220.33 +ip4:91.211.222.224
+ip4:91.211.222.20 ~all"

itbt.pl.		30 IN A	91.211.220.144
itbt.pl.		30 IN AAAA 2001:678:63c:0:9:5bd3:dc3b:1

Mail exchangers:
itbt.pl.		30 IN MX 0 itbt.pl.

Name servers:
itbt.pl.		30 IN NS dns.smarthost.pl.
itbt.pl.		30 IN NS dns3.smarthost.pl.
itbt.pl.		30 IN NS dns2.smarthost.pl.