Searching for 50.155.228.116.in-addr.arpa. PTR record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 25 ms
Searching for 50.155.228.116.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 14 ms
Searching for 50.155.228.116.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 14 ms
Searching for ns2.apnic.net. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 75 ms
Searching for ns2.apnic.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 25 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 190 ms
Searching for 50.155.228.116.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 5 msSearching for ns2.apnic.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 25 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 190 ms
Searching for ns-px.online.sh.cn. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns-px.online.sh.cn. A record at a.dns.cn. [203.119.25.1] ...took 158 ms
Searching for ns-px.online.sh.cn. A record at ns-pd.online.sh.cn. [202.96.209.134] ...took 260 ms
Searching for 50.155.228.116.in-addr.arpa. PTR record at ns-px.online.sh.cn. [202.96.209.6]
...took 248 msSearching for ns-px.online.sh.cn. A record at a.dns.cn. [203.119.25.1] ...took 158 ms
Searching for ns-px.online.sh.cn. A record at ns-pd.online.sh.cn. [202.96.209.134] ...took 260 ms
Nameserver ns-px.online.sh.cn. reports: No such host 50.155.228.116.in-addr.arpa.
Total elapsed query time: 1,014 ms