domain: yztcfh.dn42 admin-c: YZTCFH-DN42 tech-c: YZTCFH-DN42 mnt-by: YZTCFH-MNT nserver: ns1.yztcfh.dn42 172.23.57.161 nserver: ns1.yztcfh.dn42 fde9:60ac:5b08::1 nserver: ns2.yztcfh.dn42 172.23.57.162 nserver: ns2.yztcfh.dn42 fde9:60ac:5b08::2 source: DN42