Searching for 230.28.39.160.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 230.28.39.160.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for 230.28.39.160.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 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 k.gtld-servers.net. [192.52.178.30] ...took 11 ms
Searching for y.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 152 ms
Searching for 230.28.39.160.in-addr.arpa. PTR record at y.arin.net. [192.82.134.30]
...took 6 msSearching for y.arin.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 11 ms
Searching for y.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 152 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 l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for auth1.dns.cogentco.com. A record at auth2.dns.cogentco.com. [66.28.0.30] ...took 11 ms
Searching for 230.28.39.160.in-addr.arpa. PTR record at auth1.dns.cogentco.com. [66.28.0.14]
...took 11 msSearching for auth1.dns.cogentco.com. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for auth1.dns.cogentco.com. A record at auth2.dns.cogentco.com. [66.28.0.30] ...took 11 ms
| Domain | Type | TTL | Answer |
|---|---|---|---|
| 230.28.39.160.in-addr.arpa. | PTR | 3600 | dyn-160-39-28-230.dyn.columbia.edu. |
Total elapsed query time: 257 ms