Searching for 234.85.121.42.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for 234.85.121.42.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 15 ms
Searching for 234.85.121.42.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 15 ms
Searching for ns1.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns1.apnic.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 11 ms
Searching for ns1.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 6 ms
Searching for 234.85.121.42.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 190 msSearching for ns1.apnic.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 11 ms
Searching for ns1.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 6 ms
Searching for ns3.aliyun.com. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 25 ms
Searching for ns3.aliyun.com. A record at m.gtld-servers.net. [192.55.83.30] ...took 11 ms
Searching for ns3.aliyun.com. A record at ns4.aliyun.com. [140.205.122.143] ...took 39 ms
Searching for 234.85.121.42.in-addr.arpa. PTR record at ns3.aliyun.com. [106.11.35.29]
...took 182 msSearching for ns3.aliyun.com. A record at m.gtld-servers.net. [192.55.83.30] ...took 11 ms
Searching for ns3.aliyun.com. A record at ns4.aliyun.com. [140.205.122.143] ...took 39 ms
Nameserver ns3.aliyun.com. reports: No such host 234.85.121.42.in-addr.arpa.
Total elapsed query time: 505 ms