# ntpdate time.windows.com 1 Nov 23:28:24 ntpdate[19643]: step time server 65.55.21.24 offset -16.598315 sec
# ntpdate time.windows.com 1 Nov 23:32:47 ntpdate[19727]: adjust time server 65.55.21.20 offset 0.013459 sec
# nslookup 65.55.21.20Server: 192.168.1.1Address: 192.168.1.1#53Non-authoritative answer:20.21.55.65.in-addr.arpa name = wwwco1test12.microsoft.com.
# nslookup 65.55.21.24Server: 192.168.1.1Address: 192.168.1.1#53Non-authoritative answer:24.21.55.65.in-addr.arpa name = wwwco1test16.microsoft.com.