Searching for 230.28.39.160.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 230.28.39.160.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 7 ms
Searching for 230.28.39.160.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 7 ms
Searching for r.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for r.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for r.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 166 ms
Searching for 230.28.39.160.in-addr.arpa. PTR record at r.arin.net. [199.180.180.63]
...took 94 msSearching for r.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for r.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 166 ms
Searching for auth4.dns.cogentco.com. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for auth4.dns.cogentco.com. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for auth4.dns.cogentco.com. A record at auth1.dns.cogentco.com. [66.28.0.14] ...took 11 ms
Searching for 230.28.39.160.in-addr.arpa. PTR record at auth4.dns.cogentco.com. [80.245.32.74]
...took 19 msSearching for auth4.dns.cogentco.com. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for auth4.dns.cogentco.com. A record at auth1.dns.cogentco.com. [66.28.0.14] ...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: 356 ms