hdzone.org login safely, analysis & comments

RecordClassTTLValueAIN3599ip: 91.121.174.55
NSIN3599target: ns36.domaincontrol.com
NSIN3599target: ns35.domaincontrol.com
MXIN3599pri: 10
target: mailstore1.secureserver.net
MXIN3599pri: 0
target: smtp.secureserver.net
SOAIN599mname: ns35.domaincontrol.com
rname: dns.jomax.net
serial: 2018030403
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600
AAAAIN3600ipv6: 2001:41d0:1008:1f9d::1
AAAAIN3600ipv6: 2001:41d0:1008:1f9d::