Hostname or IP
Type
Searching for 21.1.153.50.in-addr.arpa. PTR record at F.ROOT-SERVERS.NET. [192.5.5.241] ...took 1 ms
Searching for 21.1.153.50.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 303 ms
Searching for z.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 144 ms
Searching for z.arin.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 9 ms
Searching for z.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 92 ms
Searching for 21.1.153.50.in-addr.arpa. PTR record at z.arin.net. [199.212.0.63] ...took 96 ms
Searching for dns105.comcast.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 144 ms
Searching for dns105.comcast.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 85 ms
Searching for dns105.comcast.net. A record at dns104.comcast.net. [68.87.68.244] ...took 119 ms
Searching for 21.1.153.50.in-addr.arpa. PTR record at dns105.comcast.net. [68.87.72.244] ...took 100 ms

Nameserver dns105.comcast.net. reports: No such host 21.1.153.50.in-addr.arpa.



Total elapsed query time: 1,093 ms
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