DNS Manipulation

Prompts and answers

• If you were on Windows, what command could you use to query a txt record for 'youtube.com'?
  nslookup -type=txt youtube.com
• If you were on Linux, what command could you use to query a txt record for 'facebook.com'?
  dig facebook.com TXT
• AAAA stores what type of IP Address along with the hostname?
  IPv6
• Maximum characters for a DNS TXT Record is 256. (Yay/Nay)
  Nay
• What DNS Record provides a domain name in reverse-lookup? (Research)
  PTR
• What would the reverse-lookup be for the following IPv4 Address? (192.168.203.2) (Research)
  2.203.168.192.in-addr.arpa
• What is the maximum length of a DNS name? (Research) (Length includes dots!)
  253
• What is the Transaction name? (Type it as you see it)
  Network Equip.
• How much was the Firewall? (Without the $)
  2500
• Which file contains suspicious DNS queries?
  cap3.pcap
• Enter the plain-text after you have decoded the data using packetyGrabber.py found in ~/dns-exfil-infil/ folder.
  administrator:s3cre7P@ssword
• What type of DNS Record is usually used to infiltrate data into a network?
  TXT
• Enter the output from the executed python file
  4.4.0-186-generic
• What program was used to Tunnel HTTP over DNS?
  iodine