Hostname or IP
Type
Searching for 237.172.158.81.in-addr.arpa. PTR record at B.ROOT-SERVERS.NET. [192.228.79.201] ...took 148 ms
Searching for 237.172.158.81.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.212.0.73] ...took 159 ms
Searching for pri.authdns.ripe.net. A record at H.ROOT-SERVERS.NET. [198.97.190.53] ...took 167 ms
Searching for pri.authdns.ripe.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 86 ms
Searching for pri.authdns.ripe.net. A record at manus.authdns.ripe.net. [193.0.9.7] ...took 9 ms
Searching for 237.172.158.81.in-addr.arpa. PTR record at pri.authdns.ripe.net. [193.0.9.5] ...took 8 ms
SERVFAIL
Searching for 237.172.158.81.in-addr.arpa. PTR record at tinnie.arin.net. [199.212.0.53] ...took 163 ms
Searching for ns1.bt.net. A record at A.ROOT-SERVERS.NET. [198.41.0.4] ...took 1 ms
Searching for ns1.bt.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 0 ms
Searching for ns1.bt.net. A record at ns2.bt.net. [217.32.105.90] ...took 14 ms
Searching for 237.172.158.81.in-addr.arpa. PTR record at ns1.bt.net. [217.32.105.91] ...took 15 ms
Searching for 237.172.158.81.in-addr.arpa. PTR record at ns21.bt.net. [217.35.209.187] ...took 24 ms
DomainTypeTTLAnswer
237.172.158.81.in-addr.arpa.PTR604800host81-158-172-237.range81-158.btcentralplus.com.



Total elapsed query time: 794 ms
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