Searching for 234.195.121.42.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 234.195.121.42.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 117 ms
Searching for 234.195.121.42.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 117 ms
Searching for apnic.authdns.ripe.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for apnic.authdns.ripe.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for apnic.authdns.ripe.net. A record at ns3.lacnic.net. [200.3.13.14] ...took 200 ms
Searching for 234.195.121.42.in-addr.arpa. PTR record at apnic.authdns.ripe.net. [193.0.9.9]
...took 11 msSearching for apnic.authdns.ripe.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for apnic.authdns.ripe.net. A record at ns3.lacnic.net. [200.3.13.14] ...took 200 ms
Searching for ns5.aliyun.com. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns5.aliyun.com. A record at c.gtld-servers.net. [192.26.92.30] ...took 23 ms
Searching for ns5.aliyun.com. A record at ns5.aliyun.com. [47.241.207.14] ...took 283 ms
Searching for 234.195.121.42.in-addr.arpa. PTR record at ns5.aliyun.com. [47.241.207.14]
...took 285 msSearching for ns5.aliyun.com. A record at c.gtld-servers.net. [192.26.92.30] ...took 23 ms
Searching for ns5.aliyun.com. A record at ns5.aliyun.com. [47.241.207.14] ...took 283 ms
Nameserver ns5.aliyun.com. reports: No such host 234.195.121.42.in-addr.arpa.
Total elapsed query time: 969 ms