Searching for 23.51.214.128.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for 23.51.214.128.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 14 ms
Searching for 23.51.214.128.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 14 ms
Searching for arin.authdns.ripe.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for arin.authdns.ripe.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 13 ms
Searching for arin.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 155 ms
Searching for 23.51.214.128.in-addr.arpa. PTR record at arin.authdns.ripe.net. [193.0.9.10]
...took 11 msSearching for arin.authdns.ripe.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 13 ms
Searching for arin.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 155 ms
Searching for serifos.helsinki.fi. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 75 ms
Searching for serifos.helsinki.fi. A record at c.fi. [194.0.11.104] ...took 11 ms
Searching for serifos.helsinki.fi. A record at ns-secondary.funet.fi. [128.214.248.132] ...took 26 ms
Searching for 23.51.214.128.in-addr.arpa. PTR record at serifos.helsinki.fi. [128.214.4.64]
...took 27 msSearching for serifos.helsinki.fi. A record at c.fi. [194.0.11.104] ...took 11 ms
Searching for serifos.helsinki.fi. A record at ns-secondary.funet.fi. [128.214.248.132] ...took 26 ms
Nameserver serifos.helsinki.fi. reports: No such host 23.51.214.128.in-addr.arpa.
Total elapsed query time: 357 ms