Searching for 155.45.145.198.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 155.45.145.198.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
SERVFAIL
Searching for 155.45.145.198.in-addr.arpa. PTR record at ns1.colocate.com. [198.145.243.20] ...took 155 ms
Searching for 155.45.145.198.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
Searching for x.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for x.arin.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for x.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 144 ms
Searching for 155.45.145.198.in-addr.arpa. PTR record at x.arin.net. [199.180.180.63]
...took 91 msSearching for x.arin.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for x.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 144 ms
Searching for ns2.colocate.com. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns2.colocate.com. A record at l.gtld-servers.net. [192.41.162.30] ...took 11 ms
Searching for ns2.colocate.com. A record at ns1.colocate.com. [198.145.243.20] ...took 156 ms
Searching for 155.45.145.198.in-addr.arpa. PTR record at ns2.colocate.com. [198.145.241.195]
...took 162 msSearching for ns2.colocate.com. A record at l.gtld-servers.net. [192.41.162.30] ...took 11 ms
Searching for ns2.colocate.com. A record at ns1.colocate.com. [198.145.243.20] ...took 156 ms
SERVFAIL
Searching for 155.45.145.198.in-addr.arpa. PTR record at ns1.colocate.com. [198.145.243.20] ...took 155 ms
Nameserver ns1.colocate.com. reports: No such host 155.45.145.198.in-addr.arpa.
Total elapsed query time: 775 ms