I assume you are referring to the display name of the user. If so, please use the report below to list machines whose AD description does not match the display name of the last logged on user. You can add this report to your Lansweeper installation by following
these instructions.
Select Top 1000000 tsysOS.Image As icon,
tblAssets.AssetID,
tblAssets.AssetName,
tblAssets.Domain,
tblAssets.Username,
tblAssets.Userdomain,
tblADusers.Displayname,
tblAssets.IPAddress,
tblADComputers.Description,
tblADComputers.OU,
tblAssets.Firstseen,
tblAssets.Lastseen,
tblAssets.Lasttried
From tblAssets
Inner Join tblAssetCustom On tblAssets.AssetID = tblAssetCustom.AssetID
Inner Join tblADComputers On tblAssets.AssetID = tblADComputers.AssetID
Inner Join tsysOS On tsysOS.OScode = tblAssets.OScode
Inner Join tblADusers On tblADusers.Username = tblAssets.Username And
tblADusers.Userdomain = tblAssets.Userdomain And
tblADComputers.Description <> tblADusers.Displayname
Where tblAssetCustom.State = 1
Order By tblAssets.Domain,
tblAssets.AssetName