Searching for 181.25.120.137.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for 181.25.120.137.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 151 ms
Searching for 181.25.120.137.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 151 ms
Searching for arin.authdns.ripe.net. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 76 ms
Searching for arin.authdns.ripe.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 23 ms
Searching for arin.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 158 ms
Searching for 181.25.120.137.in-addr.arpa. PTR record at arin.authdns.ripe.net. [193.0.9.10]
...took 12 msSearching for arin.authdns.ripe.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 23 ms
Searching for arin.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 158 ms
Searching for ns2.maastrichtuniversity.eu. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns2.maastrichtuniversity.eu. A record at w.dns.eu. [194.0.25.28] ...took 11 ms
Searching for 181.25.120.137.in-addr.arpa. PTR record at ns2.maastrichtuniversity.eu. [137.120.24.51]
...took 18 msSearching for ns2.maastrichtuniversity.eu. A record at w.dns.eu. [194.0.25.28] ...took 11 ms
Searching for ns1.surfnet.nl. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for ns1.surfnet.nl. A record at ns1.dns.nl. [194.0.28.53] ...took 6 ms
Searching for ns1.surfnet.nl. A record at ns3.surfnet.nl. [195.169.124.71] ...took 13 ms
Searching for ns2.maastrichtuniversity.eu. A record at ns1.surfnet.nl. [192.87.106.101]
...took 12 msSearching for ns1.surfnet.nl. A record at ns1.dns.nl. [194.0.28.53] ...took 6 ms
Searching for ns1.surfnet.nl. A record at ns3.surfnet.nl. [195.169.124.71] ...took 13 ms
Nameserver ns2.maastrichtuniversity.eu. reports: No such host 181.25.120.137.in-addr.arpa.
Total elapsed query time: 517 ms