Reverse DNS Lookup for 198.164.159.4

Searching for 4.159.164.198.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 15 ms
Searching for 4.159.164.198.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms

Searching for u.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 15 ms
Searching for u.arin.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 13 ms
Searching for u.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 140 ms

Searching for 4.159.164.198.in-addr.arpa. PTR record at u.arin.net. [204.61.216.50] ...took 7 ms

Searching for dns2.unb.ca. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 15 ms
Searching for dns2.unb.ca. A record at c.ca-servers.ca. [185.159.196.2] ...took 6 ms
Searching for dns2.unb.ca. A record at dns1.unb.ca. [131.202.1.3] ...took 124 ms

Searching for 4.159.164.198.in-addr.arpa. PTR record at dns2.unb.ca. [131.202.2.3] ...took 127 ms

Searching for dns-nb01.aliant.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 14 ms
Searching for dns-nb01.aliant.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 7 ms
Searching for dns-nb01.aliant.net. A record at dns-nb00.aliant.net. [198.164.30.2] ...took 119 ms

Searching for 4.159.164.198.in-addr.arpa. PTR record at dns-nb01.aliant.net. [198.164.4.2] ...took 118 ms

Nameserver dns-nb01.aliant.net. reports: No such host 4.159.164.198.in-addr.arpa.

Total elapsed query time: 732 ms