Reverse DNS Lookup for 49.3.209.138

Searching for 138.209.3.49.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129] ...took 34 ms
Searching for 138.209.3.49.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 166 ms

Searching for ns2.apnic.net. A record at F.ROOT-SERVERS.NET. [192.5.5.241] ...took 6 ms
Searching for ns2.apnic.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 167 ms

Searching for 138.209.3.49.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53] ...took 125 ms

Searching for ns2.optusnet.com.au. A record at J.ROOT-SERVERS.NET. [192.58.128.30] ...took 34 ms
Searching for ns2.optusnet.com.au. A record at t.au. [65.22.199.1] ...took 12 ms
Searching for ns2.optusnet.com.au. A record at ns2.optusnet.com.au. [203.2.75.12] ...took 295 ms

Searching for 138.209.3.49.in-addr.arpa. PTR record at ns2.optusnet.com.au. [203.2.75.12] ...took 297 ms
REFUSED
Searching for 138.209.3.49.in-addr.arpa. PTR record at ns1.optusnet.com.au. [203.2.75.2] ...took 291 ms
REFUSED
Searching for 138.209.3.49.in-addr.arpa. PTR record at ns1.optusnet.com.au. [203.2.75.2] ...took 294 ms
REFUSED
Searching for 138.209.3.49.in-addr.arpa. PTR record at ns2.optusnet.com.au. [203.2.75.12] ...took 293 ms
REFUSED

None of the nameservers responded correctly.

Total elapsed query time: 2,038 ms