C:\Users\peter>ping 192.255.10.21
Pinging 192.255.10.21 with 32 bytes of data:
Reply from 192.255.10.21: bytes=32 time=4ms TTL=126
Reply from 192.255.10.21: bytes=32 time=1ms TTL=126
Reply from 192.255.10.21: bytes=32 time<1ms TTL=126
Reply from 192.255.10.21: bytes=32 time=1ms TTL=126
Ping statistics for 192.255.10.21:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 4ms, Average = 1ms
C:\Users\peter>ping tst220750a.com
Ping request could not find host tst220750a.com. Please check the name and try again.
C:\Users\peter>ping 192.255.10.21
Pinging 192.255.10.21 with 32 bytes of data:
Reply from 192.255.10.21: bytes=32 time=1ms TTL=126
Reply from 192.255.10.21: bytes=32 time=2ms TTL=126
Reply from 192.255.10.21: bytes=32 time=1ms TTL=126
Reply from 192.255.10.21: bytes=32 time=1ms TTL=126
Ping statistics for 192.255.10.21:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 1ms, Maximum = 2ms, Average = 1ms
C:\Users\peter>nslookup -type=srv _ldap._tcp.tst220750a.com
DNS request timed out.
timeout was 2 seconds.
Server: UnKnown
Address: 192.255.10.21
DNS request timed out.
timeout was 2 seconds.
_ldap._tcp.tst220750a.com SRV service location:
priority = 0
weight = 100
port = 389
svr hostname = cshhkb02.tst220750a.com
cshhkb02.tst220750a.com internet address = 192.255.10.21
cshhkb02.tst220750a.com AAAA IPv6 address = 2002:c0ff:a15::c0ff:a15
How can I know which is DC host name?