Searching for 102.31.1.121.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for 102.31.1.121.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 14 ms
Searching for 102.31.1.121.in-addr.arpa. PTR record at ns2.smartbro.net. [121.1.3.199] ...took 339 ms
Searching for 102.31.1.121.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 D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for ns1.apnic.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for ns1.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 188 ms
Searching for 102.31.1.121.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 188 msSearching for ns1.apnic.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for ns1.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 188 ms
Searching for ns4.smartbro.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns4.smartbro.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 6 ms
Searching for ns4.smartbro.net. A record at ns2.smartbro.net. [121.1.3.199] ...took 312 ms
Searching for 102.31.1.121.in-addr.arpa. PTR record at ns4.smartbro.net. [121.1.3.250]
Searching for ns4.smartbro.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 6 ms
Searching for ns4.smartbro.net. A record at ns2.smartbro.net. [121.1.3.199] ...took 312 ms
Query timed out (interrupted after 2,002 milliseconds)
Retrying...Searching for 102.31.1.121.in-addr.arpa. PTR record at ns2.smartbro.net. [121.1.3.199] ...took 339 ms
Nameserver ns2.smartbro.net. reports: No such host 102.31.1.121.in-addr.arpa.
Total elapsed query time: 3,092 ms