i wanted to know following:
1) how a user in domain joined workstation authenticates
like LDAP protocol to contact DC how it works and where DNS comes in picture , also how user authenticates and his login works
2) in normal situation when we browse internet from OUR PC, does it contacts root hints and what is root zone ? does DC has root hints file?
3) if a website is not working, what all we need to check on IIS part?