Searching for 52.150.244.148.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33] 
...took 15 ms
Searching for 52.150.244.148.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 298 ms
Searching for 52.150.244.148.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 298 ms
Searching for r.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] 
...took 14 ms
Searching for r.arin.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 31 ms
Searching for r.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 149 ms
Searching for 52.150.244.148.in-addr.arpa. PTR record at r.arin.net. [199.180.180.63] 
...took 90 msSearching for r.arin.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 31 ms
Searching for r.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 149 ms
Searching for mail1.alestra.net.mx. A record at M.ROOT-SERVERS.NET. [202.12.27.33] 
...took 14 ms
Searching for mail1.alestra.net.mx. A record at o.mx-ns.mx. [200.23.1.1] ...took 142 ms
Searching for mail1.alestra.net.mx. A record at dns.alestra.net.mx. [201.163.57.5] ...took 168 ms
Searching for 52.150.244.148.in-addr.arpa. PTR record at mail1.alestra.net.mx. [201.163.56.5] 
...took 153 msSearching for mail1.alestra.net.mx. A record at o.mx-ns.mx. [200.23.1.1] ...took 142 ms
Searching for mail1.alestra.net.mx. A record at dns.alestra.net.mx. [201.163.57.5] ...took 168 ms
| Domain | Type | TTL | Answer | 
|---|---|---|---|
| 52.150.244.148.in-addr.arpa. | PTR | 3600 | static-148-244-150-52.alestra.net.mx. | 
Total elapsed query time: 1,074 ms
