Searching for 102.31.1.121.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 36 ms
Searching for 102.31.1.121.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
REFUSED
Searching for 102.31.1.121.in-addr.arpa. PTR record at ns1.smartbro.net. [121.1.3.208] ...took 203 ms
Searching for 102.31.1.121.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
Searching for ns2.apnic.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 36 ms
Searching for ns2.apnic.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 24 ms
Searching for ns2.apnic.net. A record at apnic.authdns.ripe.net. [193.0.9.9] ...took 13 ms
Searching for 102.31.1.121.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 6 msSearching for ns2.apnic.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 24 ms
Searching for ns2.apnic.net. A record at apnic.authdns.ripe.net. [193.0.9.9] ...took 13 ms
Searching for ns4.smartbro.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 36 ms
Searching for ns4.smartbro.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for ns4.smartbro.net. A record at ns1.smartbro.net. [121.1.3.208] ...took 193 ms
Searching for 102.31.1.121.in-addr.arpa. PTR record at ns4.smartbro.net. [121.1.3.250]
...took 225 msSearching for ns4.smartbro.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for ns4.smartbro.net. A record at ns1.smartbro.net. [121.1.3.208] ...took 193 ms
REFUSED
Searching for 102.31.1.121.in-addr.arpa. PTR record at ns1.smartbro.net. [121.1.3.208] ...took 203 ms
Nameserver ns1.smartbro.net. reports: No such host 102.31.1.121.in-addr.arpa.
Total elapsed query time: 790 ms