Searching for 115.13.172.109.in-addr.arpa. PTR record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 19 ms
Searching for 115.13.172.109.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 268 ms
Searching for 115.13.172.109.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 268 ms
Searching for ns4.apnic.net. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 12 ms
Searching for ns4.apnic.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 23 ms
Searching for ns4.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 17 ms
Searching for 115.13.172.109.in-addr.arpa. PTR record at ns4.apnic.net. [202.12.31.53]
...took 16 msSearching for ns4.apnic.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 23 ms
Searching for ns4.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 17 ms
Searching for ns1.ptn.ru. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 25 ms
Searching for ns1.ptn.ru. A record at d.dns.ripn.net. [194.190.124.17] ...took 88 ms
Searching for ns1.ptn.ru. A record at ns2.ptn.ru. [188.128.82.235] ...took 78 ms
Searching for 115.13.172.109.in-addr.arpa. PTR record at ns1.ptn.ru. [213.59.199.163]
...took 79 msSearching for ns1.ptn.ru. A record at d.dns.ripn.net. [194.190.124.17] ...took 88 ms
Searching for ns1.ptn.ru. A record at ns2.ptn.ru. [188.128.82.235] ...took 78 ms
Nameserver ns1.ptn.ru. reports: No such host 115.13.172.109.in-addr.arpa.
Total elapsed query time: 625 ms