Searching for 139.220.219.212.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33] 
...took 14 ms
Searching for 139.220.219.212.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 90 ms
Searching for 139.220.219.212.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 90 ms
Searching for ns3.afrinic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] 
...took 15 ms
Searching for ns3.afrinic.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for ns3.afrinic.net. A record at afrinic.authdns.ripe.net. [193.0.9.8] ...took 11 ms
Searching for 139.220.219.212.in-addr.arpa. PTR record at ns3.afrinic.net. [204.61.216.100] 
...took 7 msSearching for ns3.afrinic.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for ns3.afrinic.net. A record at afrinic.authdns.ripe.net. [193.0.9.8] ...took 11 ms
Searching for ns2.ja.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] 
...took 15 ms
Searching for ns2.ja.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 8 ms
Searching for ns2.ja.net. A record at ns2.ja.net. [193.63.105.17] ...took 31 ms
Searching for 139.220.219.212.in-addr.arpa. PTR record at ns2.ja.net. [193.63.105.17] 
...took 32 msSearching for ns2.ja.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 8 ms
Searching for ns2.ja.net. A record at ns2.ja.net. [193.63.105.17] ...took 31 ms
Searching for ns01.lincoln.ac.uk. A record at M.ROOT-SERVERS.NET. [202.12.27.33] 
...took 15 ms
Searching for ns01.lincoln.ac.uk. A record at nsd.nic.uk. [156.154.103.3] ...took 12 ms
Searching for ns01.lincoln.ac.uk. A record at ns0.ja.net. [193.63.94.20] ...took 31 ms
Searching for ns01.lincoln.ac.uk. A record at ns4.ja.net. [193.62.157.66] ...took 32 ms
Searching for 139.220.219.212.in-addr.arpa. PTR record at ns01.lincoln.ac.uk. [40.112.76.192] 
...took 30 msSearching for ns01.lincoln.ac.uk. A record at nsd.nic.uk. [156.154.103.3] ...took 12 ms
Searching for ns01.lincoln.ac.uk. A record at ns0.ja.net. [193.63.94.20] ...took 31 ms
Searching for ns01.lincoln.ac.uk. A record at ns4.ja.net. [193.62.157.66] ...took 32 ms
| Domain | Type | TTL | Answer | 
|---|---|---|---|
| 139.220.219.212.in-addr.arpa. | PTR | 86400 | tan139.lincoln.ac.uk. | 
Total elapsed query time: 355 ms
