smartmailservers.com

• A69.57.4.3 expired since 1 week, 2 days
• MXmx1-ex.smartmailservers.com 10 expired since 1 week, 2 days
• NSdns1.smartnameservers.com expired since 3 days
• NSdns2.smartnameservers.com expired since 3 days
• SOA dns1.smartnameservers.com. postmaster.smartmailservers.com. 2403200156 1800 3600 1209600 300 expired since 1 week, 2 days
• TXT v=spf1 a:smartmailservers.com ip4:69.57.0.0/20 ~all expired since 1 week, 2 days
• Show 6 expired records

This top-level domain has no publically available whois server. Try going to www.nic.com.