Searching for 123.157.184.90.in-addr.arpa. PTR record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 18 ms
Searching for 123.157.184.90.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 188 ms
Searching for 123.157.184.90.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 188 ms
Searching for ns3.afrinic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns3.afrinic.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 12 ms
Searching for ns3.afrinic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for 123.157.184.90.in-addr.arpa. PTR record at ns3.afrinic.net. [204.61.216.100]
...took 11 msSearching for ns3.afrinic.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 12 ms
Searching for ns3.afrinic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Nameserver ns3.afrinic.net. reports: No such host 123.157.184.90.in-addr.arpa.
Total elapsed query time: 259 ms