Hostname or IP
Type
Searching for 37.16.105.162.in-addr.arpa. PTR record at F.ROOT-SERVERS.NET. [192.5.5.241] ...took 1 ms
Searching for 37.16.105.162.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 135 ms
Searching for arin.authdns.ripe.net. A record at F.ROOT-SERVERS.NET. [192.5.5.241] ...took 1 ms
Searching for arin.authdns.ripe.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 13 ms
Searching for arin.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 2 ms
Searching for 37.16.105.162.in-addr.arpa. PTR record at arin.authdns.ripe.net. [193.0.9.10] ...took 8 ms
Searching for pkuns.pku.edu.cn. A record at F.ROOT-SERVERS.NET. [192.5.5.241] ...took 2 ms
Searching for pkuns.pku.edu.cn. A record at a.dns.cn. [203.119.25.1] ...took 871 ms
Searching for deneb.dfn.de. A record at J.ROOT-SERVERS.NET. [192.58.128.30] ...took 10 ms
Searching for deneb.dfn.de. A record at z.nic.de. [194.246.96.1] ...took 1 ms
Searching for deneb.dfn.de. A record at ns.tu-berlin.de. [130.149.7.7] ...took 14 ms
Searching for pkuns.pku.edu.cn. A record at deneb.dfn.de. [192.76.176.9] ...took 16 ms
Searching for pkuns.pku.edu.cn. A record at dns.pku.edu.cn. [162.105.129.26] ...took 284 ms
Searching for 37.16.105.162.in-addr.arpa. PTR record at pkuns.pku.edu.cn. [162.105.129.27] ...took 296 ms

Nameserver pkuns.pku.edu.cn. reports: No such host 37.16.105.162.in-addr.arpa.



Total elapsed query time: 1,654 ms
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