Searching for 19.236.119.202.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 13 ms
Searching for 19.236.119.202.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 175 ms
Searching for 19.236.119.202.in-addr.arpa. PTR record at dns6.edu.cn. [101.4.126.179]
Searching for 19.236.119.202.in-addr.arpa. PTR record at dns5.edu.cn. [166.111.8.30] ...took 187 ms
SERVFAIL
Searching for 19.236.119.202.in-addr.arpa. PTR record at NS.NJUPT.EDU.CN. [202.119.230.10] ...took 215 ms
SERVFAIL
Searching for 19.236.119.202.in-addr.arpa. PTR record at DNS.NJUPT.EDU.CN. [202.119.230.8] ...took 214 ms
SERVFAIL
Searching for 19.236.119.202.in-addr.arpa. PTR record at NS.NJUPT.EDU.CN. [202.119.230.10] ...took 214 ms
SERVFAIL
Searching for 19.236.119.202.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 175 ms
Searching for ns2.apnic.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for ns2.apnic.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 6 ms
Searching for ns2.apnic.net. A record at apnic.authdns.ripe.net. [193.0.9.9] ...took 12 ms
Searching for 19.236.119.202.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 5 msSearching for ns2.apnic.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 6 ms
Searching for ns2.apnic.net. A record at apnic.authdns.ripe.net. [193.0.9.9] ...took 12 ms
Searching for dns6.edu.cn. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 11 ms
Searching for dns6.edu.cn. A record at c.dns.cn. [203.119.27.1] ...took 28 ms
Searching for 19.236.119.202.in-addr.arpa. PTR record at dns6.edu.cn. [101.4.126.27]
Searching for dns6.edu.cn. A record at c.dns.cn. [203.119.27.1] ...took 28 ms
Searching for ns2.cernet.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 11 ms
Searching for ns2.cernet.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for ns2.cernet.net. A record at dns4.cernet.net. [202.112.0.13] ...took 205 ms
Searching for dns6.edu.cn. A record at ns2.cernet.net. [103.137.60.203]
...took 186 msSearching for ns2.cernet.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for ns2.cernet.net. A record at dns4.cernet.net. [202.112.0.13] ...took 205 ms
Query timed out (interrupted after 2,002 milliseconds)
Retrying...Searching for 19.236.119.202.in-addr.arpa. PTR record at dns6.edu.cn. [101.4.126.179]
Query timed out (interrupted after 2,002 milliseconds)
Retrying...
Searching for dns5.edu.cn. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for dns5.edu.cn. A record at a.dns.cn. [203.119.25.1] ...took 228 ms
Searching for 19.236.119.202.in-addr.arpa. PTR record at dns5.edu.cn. [101.4.126.67]
Searching for dns5.edu.cn. A record at a.dns.cn. [203.119.25.1] ...took 228 ms
Searching for deneb.dfn.de. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 25 ms
Searching for deneb.dfn.de. A record at a.nic.de. [194.0.0.53] ...took 12 ms
Searching for deneb.dfn.de. A record at ns3.dfn.de. [194.95.236.67] ...took 15 ms
Searching for dns5.edu.cn. A record at deneb.dfn.de. [192.76.176.9]
...took 15 msSearching for deneb.dfn.de. A record at a.nic.de. [194.0.0.53] ...took 12 ms
Searching for deneb.dfn.de. A record at ns3.dfn.de. [194.95.236.67] ...took 15 ms
Query timed out (interrupted after 2,001 milliseconds)
Retrying...Searching for 19.236.119.202.in-addr.arpa. PTR record at dns5.edu.cn. [166.111.8.30] ...took 187 ms
Searching for DNS.NJUPT.EDU.CN. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for DNS.NJUPT.EDU.CN. A record at b.dns.cn. [203.119.26.1] ...took 19 ms
Searching for DNS.NJUPT.EDU.CN. A record at dns.edu.cn. [202.38.109.35] ...took 186 ms
Searching for DNS.NJUPT.EDU.CN. A record at ns.njupt.edu.cn. [202.119.230.10] ...took 215 ms
Searching for 19.236.119.202.in-addr.arpa. PTR record at DNS.NJUPT.EDU.CN. [202.119.230.8]
...took 215 msSearching for DNS.NJUPT.EDU.CN. A record at b.dns.cn. [203.119.26.1] ...took 19 ms
Searching for DNS.NJUPT.EDU.CN. A record at dns.edu.cn. [202.38.109.35] ...took 186 ms
Searching for DNS.NJUPT.EDU.CN. A record at ns.njupt.edu.cn. [202.119.230.10] ...took 215 ms
SERVFAIL
Searching for 19.236.119.202.in-addr.arpa. PTR record at NS.NJUPT.EDU.CN. [202.119.230.10] ...took 215 ms
SERVFAIL
Searching for 19.236.119.202.in-addr.arpa. PTR record at DNS.NJUPT.EDU.CN. [202.119.230.8] ...took 214 ms
SERVFAIL
Searching for 19.236.119.202.in-addr.arpa. PTR record at NS.NJUPT.EDU.CN. [202.119.230.10] ...took 214 ms
SERVFAIL
None of the nameservers responded correctly.
Total elapsed query time: 8,460 ms