Searching for 40.30.20.10.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 40.30.20.10.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for 40.30.20.10.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 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 b0.org.afilias-nst.org. [199.19.54.1] ...took 12 ms
Searching for blackhole-1.iana.org. A record at ns.icann.org. [199.4.138.53] ...took 91 ms
Searching for 40.30.20.10.in-addr.arpa. PTR record at blackhole-1.iana.org. [192.175.48.6]
...took 14 msSearching for blackhole-1.iana.org. A record at b0.org.afilias-nst.org. [199.19.54.1] ...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 40.30.20.10.in-addr.arpa.
Total elapsed query time: 159 ms