Searching for 113.12.173.180.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 113.12.173.180.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 118 ms
Searching for 113.12.173.180.in-addr.arpa. PTR record at ns-pd.online.sh.cn. [202.96.209.134] ...took 165 ms
Searching for 113.12.173.180.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 118 ms
Searching for apnic.authdns.ripe.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for apnic.authdns.ripe.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 31 ms
Searching for apnic.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for 113.12.173.180.in-addr.arpa. PTR record at apnic.authdns.ripe.net. [193.0.9.9]
...took 11 msSearching for apnic.authdns.ripe.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 31 ms
Searching for apnic.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for ns-px.online.sh.cn. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns-px.online.sh.cn. A record at b.dns.cn. [203.119.26.1] ...took 23 ms
Searching for ns-px.online.sh.cn. A record at ns-pd.online.sh.cn. [202.96.209.134] ...took 190 ms
Searching for 113.12.173.180.in-addr.arpa. PTR record at ns-px.online.sh.cn. [202.96.209.6]
Timed out while trying to resolve 113.12.173.180.in-addr.arpa./PTR, id=48562Searching for ns-px.online.sh.cn. A record at b.dns.cn. [203.119.26.1] ...took 23 ms
Searching for ns-px.online.sh.cn. A record at ns-pd.online.sh.cn. [202.96.209.134] ...took 190 ms
Searching for 113.12.173.180.in-addr.arpa. PTR record at ns-pd.online.sh.cn. [202.96.209.134] ...took 165 ms
Nameserver ns-pd.online.sh.cn. reports: No such host 113.12.173.180.in-addr.arpa.
Total elapsed query time: 2,598 ms