1ab.in. 3600 IN A 27.254.81.42 1ab.in. 3600 IN NS ns3.wntserver.com. 1ab.in. 3600 IN NS ns4.wntserver.com. 1ab.in. 3600 IN SOA ns3.wntserver.com. hostmaster.1ab.in. ( 2026051005 ; serial 3600 ; refresh (1 hour) 3600 ; retry (1 hour) 1209600 ; expire (2 weeks) 86400 ; minimum (1 day) ) 1ab.in. 3600 IN MX 10 mail.1ab.in. 1ab.in. 3600 IN TXT "v=spf1 a mx ip4:27.254.81.42 ~all"