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 280 ms
Searching for 56.172.168.192.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 280 ms
Searching for z.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 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 ns1.arin.net. [199.212.0.108] ...took 92 ms
Searching for 56.172.168.192.in-addr.arpa. PTR record at z.arin.net. [199.180.180.63]
...took 93 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 ns1.arin.net. [199.212.0.108] ...took 92 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 a0.org.afilias-nst.info. [199.19.56.1] ...took 12 ms
Searching for blackhole-1.iana.org. A record at ns.icann.org. [199.4.138.53] ...took 91 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 a0.org.afilias-nst.info. [199.19.56.1] ...took 12 ms
Searching for blackhole-1.iana.org. A record at ns.icann.org. [199.4.138.53] ...took 91 ms
Nameserver blackhole-1.iana.org. reports: No such host 56.172.168.192.in-addr.arpa.
Total elapsed query time: 643 ms