$TTL 300 ; 1 minute @ IN SOA ns1.nipl.net. root.nipl.net. ( 1774682311 ; Serial 3600 ; Refresh 1 hour 1200 ; Retry 20 minutes 2419200 ; Expire 4 weeks 300 ) ; -ve Cache TTL 5 min 53.36.150.180.in-addr.arpa. IN PTR home.ucm.dev. @ NS ns1.nipl.net. 53.36.150.180.in-addr.arpa. MX 10 in1-smtp.messagingengine.com. 53.36.150.180.in-addr.arpa. MX 20 in2-smtp.messagingengine.com. 53.36.150.180.in-addr.arpa. IN TXT "v=spf1 ip4:182.160.154.142 ip4:71.19.155.193 include:spf.messagingengine.com ~all" fm1._domainkey IN CNAME fm1.53.36.150.180.in-addr.arpa.dkim.fmhosted.com. fm2._domainkey IN CNAME fm2.53.36.150.180.in-addr.arpa.dkim.fmhosted.com. fm3._domainkey IN CNAME fm3.53.36.150.180.in-addr.arpa.dkim.fmhosted.com.