Searching for 135.7.49.61.in-addr.arpa. PTR record at C.ROOT-SERVERS.NET. [192.33.4.12]
...took 11 ms
Searching for 135.7.49.61.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for 135.7.49.61.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for ns1.apnic.net. A record at J.ROOT-SERVERS.NET. [192.58.128.30]
...took 32 ms
Searching for ns1.apnic.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for ns1.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 166 ms
Searching for 135.7.49.61.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 166 msSearching for ns1.apnic.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for ns1.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 166 ms
Searching for ns.bta.net.cn. A record at J.ROOT-SERVERS.NET. [192.58.128.30]
...took 36 ms
Searching for ns.bta.net.cn. A record at ns.cernet.net. [202.112.0.44] ...took 245 ms
Searching for ns.bta.net.cn. A record at ddns2.bta.net.cn. [202.106.196.234] Timed out while trying to resolve ns.bta.net.cn./A, id=47219
Searching for ns.bta.net.cn. A record at ddns.bta.net.cn. [202.106.196.233] Timed out while trying to resolve ns.bta.net.cn./A, id=52783
Searching for ns.bta.net.cn. A record at ns.bta.net.cn. [202.96.0.133] ...took 278 ms
Searching for 135.7.49.61.in-addr.arpa. PTR record at ns.bta.net.cn. [202.96.0.133]
...took 335 msSearching for ns.bta.net.cn. A record at ns.cernet.net. [202.112.0.44] ...took 245 ms
Searching for ns.bta.net.cn. A record at ddns2.bta.net.cn. [202.106.196.234] Timed out while trying to resolve ns.bta.net.cn./A, id=47219
Searching for ns.bta.net.cn. A record at ddns.bta.net.cn. [202.106.196.233] Timed out while trying to resolve ns.bta.net.cn./A, id=52783
Searching for ns.bta.net.cn. A record at ns.bta.net.cn. [202.96.0.133] ...took 278 ms
Nameserver ns.bta.net.cn. reports: No such host 135.7.49.61.in-addr.arpa.
Total elapsed query time: 5,290 ms