Searching for 19.81.25.89.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 19.81.25.89.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 299 ms
SERVFAIL
Searching for 19.81.25.89.in-addr.arpa. PTR record at ns1.itdnet.net. [212.116.136.2] ...took 30 ms
SERVFAIL
Searching for 19.81.25.89.in-addr.arpa. PTR record at ns.itdnet.net. [212.116.128.2] ...took 29 ms
SERVFAIL
Searching for 19.81.25.89.in-addr.arpa. PTR record at ns1.itdnet.net. [212.116.136.2] ...took 29 ms
SERVFAIL
Searching for 19.81.25.89.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 299 ms
Searching for pri.authdns.ripe.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for pri.authdns.ripe.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 7 ms
Searching for pri.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for 19.81.25.89.in-addr.arpa. PTR record at pri.authdns.ripe.net. [193.0.9.5]
...took 12 msSearching for pri.authdns.ripe.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 7 ms
Searching for pri.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for ns.itdnet.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns.itdnet.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 20 ms
Searching for ns.itdnet.net. A record at ns.itdnet.net. [212.116.128.2] ...took 30 ms
Searching for 19.81.25.89.in-addr.arpa. PTR record at ns.itdnet.net. [212.116.128.2]
...took 31 msSearching for ns.itdnet.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 20 ms
Searching for ns.itdnet.net. A record at ns.itdnet.net. [212.116.128.2] ...took 30 ms
SERVFAIL
Searching for 19.81.25.89.in-addr.arpa. PTR record at ns1.itdnet.net. [212.116.136.2] ...took 30 ms
SERVFAIL
Searching for 19.81.25.89.in-addr.arpa. PTR record at ns.itdnet.net. [212.116.128.2] ...took 29 ms
SERVFAIL
Searching for 19.81.25.89.in-addr.arpa. PTR record at ns1.itdnet.net. [212.116.136.2] ...took 29 ms
SERVFAIL
None of the nameservers responded correctly.
Total elapsed query time: 546 ms