Searching for 50.146.4.103.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for 50.146.4.103.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for 50.146.4.103.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for apnic.authdns.ripe.net. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 63 ms
Searching for apnic.authdns.ripe.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 11 ms
Searching for apnic.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 156 ms
Searching for 50.146.4.103.in-addr.arpa. PTR record at apnic.authdns.ripe.net. [193.0.9.9]
...took 12 msSearching for apnic.authdns.ripe.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 11 ms
Searching for apnic.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 156 ms
Searching for dns1.nextonline.com.bd. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 13 ms
Searching for dns1.nextonline.com.bd. A record at dns.bd. [123.49.12.112] ...took 183 ms
Searching for dns1.nextonline.com.bd. A record at dns3.nextonline.com.bd. [103.4.144.7]
Searching for dns1.nextonline.com.bd. A record at dns2.nextonline.com.bd. [103.4.144.6] ...took 181 ms
Searching for 50.146.4.103.in-addr.arpa. PTR record at dns1.nextonline.com.bd. [103.4.144.4]
...took 278 msSearching for dns1.nextonline.com.bd. A record at dns.bd. [123.49.12.112] ...took 183 ms
Searching for dns1.nextonline.com.bd. A record at dns3.nextonline.com.bd. [103.4.144.7]
Query timed out (interrupted after 2,002 milliseconds)
Retrying...Searching for dns1.nextonline.com.bd. A record at dns2.nextonline.com.bd. [103.4.144.6] ...took 181 ms
Nameserver dns1.nextonline.com.bd. reports: No such host 50.146.4.103.in-addr.arpa.
Total elapsed query time: 2,922 ms