Searching for 54.17.21.176.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for 54.17.21.176.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 155 ms
Searching for 54.17.21.176.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 155 ms
Searching for pri.authdns.ripe.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for pri.authdns.ripe.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 6 ms
Searching for pri.authdns.ripe.net. A record at manus.authdns.ripe.net. [193.0.9.7] ...took 12 ms
Searching for 54.17.21.176.in-addr.arpa. PTR record at pri.authdns.ripe.net. [193.0.9.5]
...took 11 msSearching for pri.authdns.ripe.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 6 ms
Searching for pri.authdns.ripe.net. A record at manus.authdns.ripe.net. [193.0.9.7] ...took 12 ms
Searching for auth06.ns.tdc.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for auth06.ns.tdc.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 24 ms
Searching for 54.17.21.176.in-addr.arpa. PTR record at auth06.ns.tdc.net. [194.192.207.174]
...took 19 msSearching for auth06.ns.tdc.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 24 ms
Searching for auth02.ns.tele.dk. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 19 ms
Searching for auth02.ns.tele.dk. A record at p.nic.dk. [194.0.47.42] ...took 12 ms
Searching for auth02.ns.tele.dk. A record at auth02.ns.tele.dk. [194.192.207.166] ...took 23 ms
Searching for auth06.ns.tdc.net. A record at auth02.ns.tele.dk. [194.192.207.166]
...took 18 msSearching for auth02.ns.tele.dk. A record at p.nic.dk. [194.0.47.42] ...took 12 ms
Searching for auth02.ns.tele.dk. A record at auth02.ns.tele.dk. [194.192.207.166] ...took 23 ms
Nameserver auth06.ns.tdc.net. reports: No such host 54.17.21.176.in-addr.arpa.
Total elapsed query time: 337 ms