Searching for 172.141.136.148.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 12 ms
Searching for 172.141.136.148.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 15 ms
Searching for 172.141.136.148.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 15 ms
Searching for z.arin.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for z.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for z.arin.net. A record at u.arin.net. [204.61.216.50] ...took 11 ms
Searching for 172.141.136.148.in-addr.arpa. PTR record at z.arin.net. [199.180.180.63]
...took 156 msSearching for z.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for z.arin.net. A record at u.arin.net. [204.61.216.50] ...took 11 ms
Searching for dns1.linkoping.se. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for dns1.linkoping.se. A record at g.ns.se. [130.239.5.114] ...took 35 ms
Searching for 172.141.136.148.in-addr.arpa. PTR record at dns1.linkoping.se. [148.136.157.70]
...took 32 msSearching for dns1.linkoping.se. A record at g.ns.se. [130.239.5.114] ...took 35 ms
Searching for duke.ns.cloudflare.com. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 13 ms
Searching for duke.ns.cloudflare.com. A record at i.gtld-servers.net. [192.43.172.30] ...took 17 ms
Searching for duke.ns.cloudflare.com. A record at ns5.cloudflare.com. [162.159.2.9] ...took 6 ms
Searching for dns1.linkoping.se. A record at duke.ns.cloudflare.com. [172.64.33.110]
...took 11 msSearching for duke.ns.cloudflare.com. A record at i.gtld-servers.net. [192.43.172.30] ...took 17 ms
Searching for duke.ns.cloudflare.com. A record at ns5.cloudflare.com. [162.159.2.9] ...took 6 ms
| Domain | Type | TTL | Answer |
|---|---|---|---|
| 172.141.136.148.in-addr.arpa. | PTR | 3600 | firewall1.edu.linkoping.se. |
Total elapsed query time: 358 ms