Searching for 140.18.111.156.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 140.18.111.156.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 117 ms
Searching for 140.18.111.156.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 117 ms
Searching for y.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for y.arin.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 11 ms
Searching for y.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 112 ms
Searching for 140.18.111.156.in-addr.arpa. PTR record at y.arin.net. [192.82.134.30]
...took 6 msSearching for y.arin.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 11 ms
Searching for y.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 112 ms
Searching for dns2.cpmc.columbia.edu. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for dns2.cpmc.columbia.edu. A record at e.edu-servers.net. [192.12.94.30] ...took 24 ms
Searching for dns2.cpmc.columbia.edu. A record at ext-ns1.columbia.edu. [128.59.1.1] ...took 92 ms
Total elapsed query time: 585 ms
Searching for dns2.cpmc.columbia.edu. A record at e.edu-servers.net. [192.12.94.30] ...took 24 ms
Searching for dns2.cpmc.columbia.edu. A record at ext-ns1.columbia.edu. [128.59.1.1] ...took 92 ms
Searching for dns2.cpmc.columbia.edu. AAAA record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for dns2.cpmc.columbia.edu. AAAA record at m.edu-servers.net. [192.55.83.30] ...took 12 ms
Searching for dns2.cpmc.columbia.edu. AAAA record at ext-ns1.columbia.edu. [128.59.1.1] ...took 92 ms
Searching for dns2.cpmc.columbia.edu. AAAA record at m.edu-servers.net. [192.55.83.30] ...took 12 ms
Searching for auth1.dns.cogentco.com. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for auth1.dns.cogentco.com. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for auth1.dns.cogentco.com. A record at auth2.dns.cogentco.com. [66.28.0.30] ...took 11 ms
Searching for dns2.cpmc.columbia.edu. AAAA record at auth1.dns.cogentco.com. [66.28.0.14]
...took 12 msSearching for auth1.dns.cogentco.com. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for auth1.dns.cogentco.com. A record at auth2.dns.cogentco.com. [66.28.0.30] ...took 11 ms
Searching for dns2.cpmc.columbia.edu. AAAA record at ext-ns1.columbia.edu. [128.59.1.1] ...took 92 ms
Nameserver ext-ns1.columbia.edu. reports: No such host dns2.cpmc.columbia.edu.
Total elapsed query time: 585 ms
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