> For the complete documentation index, see [llms.txt](https://docs.my.box/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.my.box/docs/resources/learn/glossary.md).

# Glossary

**Web2** -The part of the internet that lets people create and share things online, like videos and pictures.

**Web3** - Web3 is the part of the internet that uses blockchain technology to let people not only create and share things online but also own a piece of the internet itself. It's about building a more open and decentralized web, where users have more control over their data, identities, and transactions.

**ICANN** - Internet Corporation for Assigned Names and Numbers; The organization that oversees domain names and IP addresses to keep the internet running smoothly.

**DNS** - A system that changes website names into numbers (IP addresses) so computers can find them.

**DNS Record** - A piece of information in the DNS system that tells where to find things like the website or email for a domain. There are several types of records, like A, AAAA, CNAME, MX, TXT, ALIAS, NS, etc.,

**ALIAS Record** - A record that behaves like a CNAME record at the apex.

**A Record** - Address Record; Connects a website name to the IP address of the computer where the website lives.

**AAAA Record** - IPv6 Address Record; Connects a website name to a newer, longer IP address that allows for more devices on the internet.

**CNAME Record** - Canonical Name Record; Links one website name to another, so both names go to the same place.

**MX Record** - Mail Exchange Record; Tells where to send emails for a domain.

**NS Record** - Name Server Record; Points out the server that has all the DNS records for a domain.

**SOA Record** - Start of Authority Record; Provides important information about a domain and its settings.

**TXT Record** - Text Record; Holds text information for a domain, often used to verify domain ownership and set up email security measures.

**TLS** - Transport Layer Security; A newer, more secure way than SSL to keep information safe when it's being sent on the internet.

**TTL** - Time to Live; How long a computer should remember a piece of DNS information before checking again.

**Domain** - The main address for a site (domain.box, domain.com).

**Subdomain** - A preface for a domain (subdomain.domain.box, subdomain.domain.com).

**Registry** - a smart contract containing all issued domains.

**Registrar** - a smart contract controlling a domain you can register subdomains in.

**Registrant** - the owner of a registration; the user buying a domain&#x20;

**Resolver** - a smart contract storing the data for a given domain

**TLD** - Top Level Domain; The ending part of a domain, like ".box", ".com", or ".io".

**SSL Certificate** - Secure Sockets Layer Certificate; A digital certificate that proves a website is secure and helps keep information safe.
