Searching for 253.143.38.193.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 253.143.38.193.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 117 ms
SERVFAIL
Searching for 253.143.38.193.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 117 ms
Searching for ns3.afrinic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns3.afrinic.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 13 ms
Searching for ns3.afrinic.net. A record at rirns.arin.net. [199.253.249.53] ...took 92 ms
Searching for 253.143.38.193.in-addr.arpa. PTR record at ns3.afrinic.net. [204.61.216.100]
...took 17 msSearching for ns3.afrinic.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 13 ms
Searching for ns3.afrinic.net. A record at rirns.arin.net. [199.253.249.53] ...took 92 ms
Searching for ns3.ja.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns3.ja.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for ns3.ja.net. A record at ns4.ja.net. [193.62.157.66] ...took 25 ms
Searching for 253.143.38.193.in-addr.arpa. PTR record at ns3.ja.net. [193.63.106.103]
...took 35 msSearching for ns3.ja.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for ns3.ja.net. A record at ns4.ja.net. [193.62.157.66] ...took 25 ms
SERVFAIL
Searching for host100.tab.ac.uk. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for host100.tab.ac.uk. A record at dns4.nic.uk. [43.230.48.1] ...took 12 ms
Total elapsed query time: 473 ms
Searching for host100.tab.ac.uk. A record at dns4.nic.uk. [43.230.48.1] ...took 12 ms
Searching for ns1.surfnet.nl. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns1.surfnet.nl. A record at ns1.dns.nl. [194.0.28.53] ...took 6 ms
Searching for ns1.surfnet.nl. A record at ns3.surfnet.nl. [195.169.124.71] ...took 12 ms
Searching for host100.tab.ac.uk. A record at ns1.surfnet.nl. [192.87.106.101]
...took 12 msSearching for ns1.surfnet.nl. A record at ns1.dns.nl. [194.0.28.53] ...took 6 ms
Searching for ns1.surfnet.nl. A record at ns3.surfnet.nl. [195.169.124.71] ...took 12 ms
Searching for host100.tab.ac.uk. AAAA record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for host100.tab.ac.uk. AAAA record at nsa.nic.uk. [156.154.100.3] ...took 6 ms
Searching for host100.tab.ac.uk. AAAA record at ns3.ja.net. [193.63.106.103] ...took 33 ms
Searching for host100.tab.ac.uk. AAAA record at nsa.nic.uk. [156.154.100.3] ...took 6 ms
Searching for host100.tab.ac.uk. AAAA record at ns3.ja.net. [193.63.106.103] ...took 33 ms
Nameserver ns3.ja.net. reports: No such host host100.tab.ac.uk.
Total elapsed query time: 473 ms
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