Notes 9 2 - Herrscherr0Z/SYS255 GitHub Wiki

Microsoft Active directory: helps manage with groups, users, computers (nowadays usually in the cloud)

Global catalog: contains an index of every object within the Active Directory service

Domain Controller:

Host command helps show the Ip to a domain

ipconfig /displaydns helps with displaying the cache more of a forensic analysis

ipconfig /flushdns helps clear out the cache (used for malicious intent)

Root Servers contain TLE = Top Level Domain (ex: .com .org)

DNS (port 53) by default uses UDP but can use TCP

A record: Hostname to IP address PTR (Pointer record): IP to hostaddress