Searching for 144.180.51.210.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 144.180.51.210.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 14 ms
Searching for 144.180.51.210.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 14 ms
Searching for ns1.apnic.net. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 69 ms
Searching for ns1.apnic.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 26 ms
Searching for ns1.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for 144.180.51.210.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 190 msSearching for ns1.apnic.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 26 ms
Searching for ns1.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for ns.bta.net.cn. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns.bta.net.cn. A record at c.dns.cn. [203.119.27.1] ...took 27 ms
Searching for ns.bta.net.cn. A record at ns2.bta.net.cn. [202.106.196.28] ...took 174 ms
Searching for 144.180.51.210.in-addr.arpa. PTR record at ns.bta.net.cn. [202.96.0.133]
...took 170 msSearching for ns.bta.net.cn. A record at c.dns.cn. [203.119.27.1] ...took 27 ms
Searching for ns.bta.net.cn. A record at ns2.bta.net.cn. [202.106.196.28] ...took 174 ms
Nameserver ns.bta.net.cn. reports: No such host 144.180.51.210.in-addr.arpa.
Total elapsed query time: 714 ms