Reverse DNS Lookup for 180.216.54.226

Searching for 226.54.216.180.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 14 ms
Searching for 226.54.216.180.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms

Searching for rirns.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 15 ms
Searching for rirns.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for rirns.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms

Searching for 226.54.216.180.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53] ...took 97 ms

Searching for ns1.optusnet.com.au. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 14 ms
Searching for ns1.optusnet.com.au. A record at q.au. [65.22.196.1] ...took 16 ms
Searching for ns1.optusnet.com.au. A record at ns1.optusnet.com.au. [203.2.75.2] ...took 293 ms

Searching for 226.54.216.180.in-addr.arpa. PTR record at ns1.optusnet.com.au. [203.2.75.2] ...took 292 ms
REFUSED
Searching for 226.54.216.180.in-addr.arpa. PTR record at ns2.optusnet.com.au. [203.2.75.12] ...took 316 ms
REFUSED
Searching for 226.54.216.180.in-addr.arpa. PTR record at ns1.optusnet.com.au. [203.2.75.2] ...took 293 ms
REFUSED
Searching for 226.54.216.180.in-addr.arpa. PTR record at ns2.optusnet.com.au. [203.2.75.12] ...took 315 ms
REFUSED

None of the nameservers responded correctly.

Total elapsed query time: 1,707 ms