Reverse DNS Lookup for 143.51.136.135

Searching for 135.136.51.143.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17] ...took 12 ms
Searching for 135.136.51.143.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 15 ms

Searching for u.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 14 ms
Searching for u.arin.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 5 ms
Searching for u.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 156 ms

Searching for 135.136.51.143.in-addr.arpa. PTR record at u.arin.net. [204.61.216.50] ...took 11 ms

Searching for ns4.taajama.fi. A record at K.ROOT-SERVERS.NET. [193.0.14.129] ...took 12 ms
Searching for ns4.taajama.fi. A record at k.fi. [213.186.229.226] ...took 37 ms
Searching for ns4.taajama.fi. A record at ns4.taajama.fi. [83.102.40.27] ...took 38 ms

Searching for 135.136.51.143.in-addr.arpa. PTR record at ns4.taajama.fi. [83.102.40.27] ...took 38 ms
REFUSED
Searching for 135.136.51.143.in-addr.arpa. PTR record at ns1.taajama.fi. [83.102.40.26] ...took 43 ms
REFUSED
Searching for 135.136.51.143.in-addr.arpa. PTR record at ns1.taajama.fi. [83.102.40.26] ...took 43 ms
REFUSED
Searching for 135.136.51.143.in-addr.arpa. PTR record at ns4.taajama.fi. [83.102.40.27] ...took 38 ms
REFUSED

None of the nameservers responded correctly.

Total elapsed query time: 462 ms