Searching for 121.73.162.172.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 121.73.162.172.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 298 ms
Searching for 121.73.162.172.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 298 ms
Searching for y.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for y.arin.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for y.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 90 ms
Searching for 121.73.162.172.in-addr.arpa. PTR record at y.arin.net. [192.82.134.30]
...took 7 msSearching for y.arin.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for y.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 90 ms
Searching for ns1-02.azure-dns.com. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns1-02.azure-dns.com. A record at l.gtld-servers.net. [192.41.162.30] ...took 13 ms
Searching for ns1-02.azure-dns.com. A record at ns1-01.azure-dns.com. [13.107.236.1] ...took 7 ms
Searching for 121.73.162.172.in-addr.arpa. PTR record at ns1-02.azure-dns.com. [13.107.236.2]
...took 7 msSearching for ns1-02.azure-dns.com. A record at l.gtld-servers.net. [192.41.162.30] ...took 13 ms
Searching for ns1-02.azure-dns.com. A record at ns1-01.azure-dns.com. [13.107.236.1] ...took 7 ms
Searching for ns2-04.azure-dns.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns2-04.azure-dns.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for ns2-04.azure-dns.net. A record at ns2-01.azure-dns.net. [150.171.21.1] ...took 7 ms
Searching for 121.73.162.172.in-addr.arpa. PTR record at ns2-04.azure-dns.net. [150.171.21.4]
...took 7 msSearching for ns2-04.azure-dns.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for ns2-04.azure-dns.net. A record at ns2-01.azure-dns.net. [150.171.21.1] ...took 7 ms
Nameserver ns2-04.azure-dns.net. reports: No such host 121.73.162.172.in-addr.arpa.
Total elapsed query time: 507 ms