What is a user agent?

User agent, aka:

TCP
- Definition
- In layman terms

IP
- Definition
- Layman's

URL
- Definition
- Layman

DNS
- Definition
- Layman

Server
- What they run (2)

Proxy

Request response pairs

HTTP Headers

HTTP Request Method/Verb

Status Response Code

Cache

Stateless, in terms of HTTP

Cookies

Session

Nameservers

Top Level Domain (TLD)

Secondary Level Domain

Subdomain

Registrar

Country Codes
- Layman
- Where in url

URL: Protocol Declaration

URL: URN

URL: Host

URL: Resource Path

URL: Host - Location

URL: URN - Location

URL : Resource Path - Location

URL - URL Query

URL: URL Query - Location

HTTP Method: GET

HTTP Method: POST

HTTP Methods: PUT

HTTP Methods: PUT - If no resource

HTTP Methods: PATCH

HTTP Methods: DELETE

HTTP Methods: DELETE - Server action

HTTP Methods: HEAD

HTTP Status Code - 1xx

HTTP Status Code - 2xx

HTTP Status Code - 3xx

HTTP Status Code - 4xx

HTTP Status Code - 5xx