Searching for 220.154.116.211.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for 220.154.116.211.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 129 ms
SERVFAIL
Searching for 220.154.116.211.in-addr.arpa. PTR record at ns1.skline.co.kr. [219.252.1.100] ...took 278 ms
SERVFAIL
Searching for 220.154.116.211.in-addr.arpa. PTR record at ns2.skline.co.kr. [219.252.2.100] ...took 260 ms
SERVFAIL
Searching for 220.154.116.211.in-addr.arpa. PTR record at ns1.skline.co.kr. [219.252.1.100] ...took 266 ms
SERVFAIL
Searching for 220.154.116.211.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 129 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 i.gtld-servers.net. [192.43.172.30] ...took 6 ms
Searching for apnic.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 153 ms
Searching for 220.154.116.211.in-addr.arpa. PTR record at apnic.authdns.ripe.net. [193.0.9.9]
...took 12 msSearching for apnic.authdns.ripe.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 6 ms
Searching for apnic.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 153 ms
Searching for e.dns.kr. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for e.dns.kr. A record at f.dns.kr. [210.101.62.1] ...took 270 ms
Searching for 220.154.116.211.in-addr.arpa. PTR record at e.dns.kr. [202.30.124.100]
...took 293 msSearching for e.dns.kr. A record at f.dns.kr. [210.101.62.1] ...took 270 ms
Searching for ns2.skline.co.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 13 ms
Searching for ns2.skline.co.kr. A record at f.dns.kr. [210.101.62.1] ...took 269 ms
Searching for ns2.skline.co.kr. A record at ns1.skline.co.kr. [219.252.1.100] ...took 255 ms
Searching for 220.154.116.211.in-addr.arpa. PTR record at ns2.skline.co.kr. [219.252.2.100]
...took 264 msSearching for ns2.skline.co.kr. A record at f.dns.kr. [210.101.62.1] ...took 269 ms
Searching for ns2.skline.co.kr. A record at ns1.skline.co.kr. [219.252.1.100] ...took 255 ms
SERVFAIL
Searching for 220.154.116.211.in-addr.arpa. PTR record at ns1.skline.co.kr. [219.252.1.100] ...took 278 ms
SERVFAIL
Searching for 220.154.116.211.in-addr.arpa. PTR record at ns2.skline.co.kr. [219.252.2.100] ...took 260 ms
SERVFAIL
Searching for 220.154.116.211.in-addr.arpa. PTR record at ns1.skline.co.kr. [219.252.1.100] ...took 266 ms
SERVFAIL
None of the nameservers responded correctly.
Total elapsed query time: 2,505 ms