Searching for 21.193.151.185.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for 21.193.151.185.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 15 ms
Searching for 21.193.151.185.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 15 ms
Searching for ns3.afrinic.net. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 12 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 afrinic.authdns.ripe.net. [193.0.9.8] ...took 11 ms
Searching for 21.193.151.185.in-addr.arpa. PTR record at ns3.afrinic.net. [204.61.216.100]
...took 12 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 afrinic.authdns.ripe.net. [193.0.9.8] ...took 11 ms
Nameserver ns3.afrinic.net. reports: No such host 21.193.151.185.in-addr.arpa.
Total elapsed query time: 73 ms