Searching for 56.172.168.192.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 56.172.168.192.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 273 ms
Searching for 56.172.168.192.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 273 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 l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for u.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for 56.172.168.192.in-addr.arpa. PTR record at u.arin.net. [204.61.216.50]
...took 6 msSearching for u.arin.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for u.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for blackhole-1.iana.org. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for blackhole-1.iana.org. A record at b2.org.afilias-nst.org. [199.249.120.1] ...took 7 ms
Searching for 56.172.168.192.in-addr.arpa. PTR record at blackhole-1.iana.org. [192.175.48.6]
...took 6 msSearching for blackhole-1.iana.org. A record at b2.org.afilias-nst.org. [199.249.120.1] ...took 7 ms
Searching for b.iana-servers.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for b.iana-servers.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 24 ms
Searching for b.iana-servers.net. A record at ns.icann.org. [199.4.138.53] ...took 93 ms
Searching for blackhole-1.iana.org. A record at b.iana-servers.net. [199.43.133.53]
...took 91 msSearching for b.iana-servers.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 24 ms
Searching for b.iana-servers.net. A record at ns.icann.org. [199.4.138.53] ...took 93 ms
Nameserver blackhole-1.iana.org. reports: No such host 56.172.168.192.in-addr.arpa.
Total elapsed query time: 578 ms