Reverse DNS Lookup for 45.87.200.21

Searching for 21.200.87.45.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 13 ms
Searching for 21.200.87.45.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 14 ms

Searching for x.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 13 ms
Searching for x.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 25 ms
Searching for x.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 94 ms

Searching for 21.200.87.45.in-addr.arpa. PTR record at x.arin.net. [199.180.180.63] ...took 155 ms

Searching for nim1.sievi.fi. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 13 ms
Searching for nim1.sievi.fi. A record at j.fi. [185.159.199.190] ...took 6 ms
Searching for nim1.sievi.fi. A record at ns2.jict.fi. [185.166.185.15] ...took 44 ms

Searching for 21.200.87.45.in-addr.arpa. PTR record at nim1.sievi.fi. [94.237.117.235] null

Searching for nim2.sievi.fi. A record at K.ROOT-SERVERS.NET. [193.0.14.129] ...took 11 ms
Searching for nim2.sievi.fi. A record at h.fi. [87.239.120.11] ...took 26 ms
Searching for nim2.sievi.fi. A record at ns1.jict.fi. [185.206.178.231] ...took 47 ms

Searching for 21.200.87.45.in-addr.arpa. PTR record at nim2.sievi.fi. [94.237.85.166]

Query timed out (interrupted after 2,001 milliseconds)

Retrying...
Searching for 21.200.87.45.in-addr.arpa. PTR record at nim1.sievi.fi. [94.237.117.235] null
Searching for 21.200.87.45.in-addr.arpa. PTR record at nim2.sievi.fi. [94.237.85.166]

Query timed out (interrupted after 2,002 milliseconds)

None of the nameservers responded correctly.

Total elapsed query time: 4,520 ms