Got Trusts? Need Info about the Domain and it’s trust relationships

The following blog post is just a re-blogurtation of this post https://social.technet.microsoft.com/wiki/contents/articles/16067.nltest-to-test-the-trust-relationship-between-a-workstation-and-domain.aspx

 

1.NLTEST can be used to show this trust relationship.

PS C:\> nltest /trusted_domains

List of domain trusts:

0: GS gs.com (NT 5) (Direct Outbound) (Direct Inbound) ( Attr: 0x8 )

1: CONTOSO contoso.com (NT 5) (Forest Tree Root) (Primary Domain) (Native)

The command completed successfully

 

2.To determine the domain controllers in the CONTOSO domain:

PS C:\> nltest /dclist:contoso

Get list of DCs in domain ‘contoso’ from ‘\\WIN-5Q4IM0060DO‘.

WIN-5Q4IM0060DO.contoso.com [PDC]  [DS] Site: IND-BLR

The command completed successfully

3.To determine the domain controllers in the CONTOSO domain:  (note: there is no difference between 2 and 3)

PS C:\> nltest /dclist:contoso

Get list of DCs in domain ‘contoso’ from ‘\\WIN-5Q4IM0060DO‘.

WIN-5Q4IM0060DO.contoso.com [PDC]  [DS] Site: IND-BLR

The command completed successfully

4.Below are the secure channels between each domain controller in CONTOSO and a DC in the MICROSOFT domain.

C:\>nltest /server:test1 /sc_query:microsoft

Flags: 0

Connection Status = 0 0x0 NERR_Succmicrosoft

Trusted DC Name \\NET1

Trusted DC Connection Status Status = 0 0x0 NERR_Succmicrosoft

The command completed succmicrosoftfully

 

C:\>nltest /server:test2 /sc_query:microsoft

Flags: 0

Connection Status = 0 0x0 NERR_Succmicrosoft

Trusted DC Name \\NET1

Trusted DC Connection Status Status = 0 0x0 NERR_Succmicrosoft

The command completed succmicrosoftfully

5.The workstation that is a member of the CONTOSO domain has an implicit trust with a domain controller.

C:\>nltest /server:Computer1 /sc_query:contoso

Flags: 0

Connection Status = 0 0x0 NERR_Succmicrosoft

Trusted DC Name \\TEST2

Trusted DC Connection Status Status = 0 0x0 NERR_Succmicrosoft

The command completed succmicrosoftfully

 

6.To determine if a domain controller can authenticate a user account:

PS C:\> nltest /whowill:contoso biz
[11:06:22] Mail message 0 sent successfully (\MAILSLOT\NET\GETDC834)
[11:06:22] Response 0: NetpDcAllocateCacheEntry: new entry 0x000000D83F9ADBD0 -> DC:WIN-5Q4IM0060DO DnsDomName:(null) Flags:0x0

S:WIN-5Q4IM0060DO D:CONTOSO A:biz (Act found)

The command completed successfully

7.NLTEST can be used to find a trusted domain that has a given user account.
PS C:\> nltest /finduser:biz

 

 

 

8.Determine SRV priorities and weights (Command for trusting and trusted domain)

PS C:\> nltest /dnsgetdc:contoso.com

List of DCs in pseudo-random order taking into account SRV priorities and weights:

Non-Site specific:

win-5q4im0060do.contoso.com  fe80::e0a8:9c56:ba17:df5d%12  10.224.34.1

The command completed successfully

PS C:\> nltest /dnsgetdc:gs.com

List of DCs in pseudo-random order taking into account SRV priorities and weights:

Non-Site specific:

ban-dc01.gs.com  10.224.34.10

The command completed successfully

PS C:\>
9.Determine the failures for all DC-specific DNS records

PS C:\> nltest /DSQUERYDNS

Flags: 0

Connection Status = 0 0x0 NERR_Success

There was no failure in the last update for all DC-specific DNS records

The command completed successfully

10.Reset the NETLON secure channel

nltest /sc_reset:<domainname>

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