Searching for 253.81.122.91.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 253.81.122.91.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 116 ms
Searching for 253.81.122.91.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 116 ms
Searching for ns4.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns4.apnic.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 32 ms
Searching for ns4.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 240 ms
Searching for 253.81.122.91.in-addr.arpa. PTR record at ns4.apnic.net. [202.12.31.53]
...took 17 msSearching for ns4.apnic.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 32 ms
Searching for ns4.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 240 ms
Searching for ns2.ptn.ru. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns2.ptn.ru. A record at b.dns.ripn.net. [194.85.252.62] ...took 40 ms
Searching for ns2.ptn.ru. A record at ns1.ptn.ru. [213.59.199.163] ...took 83 ms
Searching for 253.81.122.91.in-addr.arpa. PTR record at ns2.ptn.ru. [188.128.82.235]
...took 81 msSearching for ns2.ptn.ru. A record at b.dns.ripn.net. [194.85.252.62] ...took 40 ms
Searching for ns2.ptn.ru. A record at ns1.ptn.ru. [213.59.199.163] ...took 83 ms
Nameserver ns2.ptn.ru. reports: No such host 253.81.122.91.in-addr.arpa.
Total elapsed query time: 651 ms