Searching for 225.137.130.121.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 12 ms
Searching for 225.137.130.121.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 171 ms
Searching for 225.137.130.121.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 171 ms
Searching for rirns.arin.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for rirns.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 6 ms
Searching for rirns.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 94 ms
Searching for 225.137.130.121.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 157 msSearching for rirns.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 6 ms
Searching for rirns.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 94 ms
Searching for d.dns.kr. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for d.dns.kr. A record at b.dns.kr. [210.101.60.1] ...took 280 ms
Searching for 225.137.130.121.in-addr.arpa. PTR record at d.dns.kr. [203.83.159.1]
...took 285 msSearching for d.dns.kr. A record at b.dns.kr. [210.101.60.1] ...took 280 ms
Searching for rev2.kornet.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for rev2.kornet.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for rev2.kornet.net. A record at ns.kornet.net. [211.216.50.150] ...took 281 ms
Searching for 225.137.130.121.in-addr.arpa. PTR record at rev2.kornet.net. [211.216.50.180]
...took 275 msSearching for rev2.kornet.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for rev2.kornet.net. A record at ns.kornet.net. [211.216.50.150] ...took 281 ms
Nameserver rev2.kornet.net. reports: No such host 225.137.130.121.in-addr.arpa.
Total elapsed query time: 1,604 ms