What Is ENS (Ethereum Name Service) in Crypto

If you’ve ever struggled with copying long wallet addresses, the Ethereum Name Service (ENS) is here to make your life much easier. In this article, we’ll explain how.

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What is Ethereum Name Service?

ENS (Ethereum Name Service) is a decentralized domain name system built on the Ethereum blockchain. It allows cryptocurrency wallet addresses on the Ethereum network to be converted into human-readable names, simplifying interaction with the blockchain and making it more accessible for everyday users.

Instead of dealing with long strings of characters, you can use a simple name like “yourname.eth” to represent your wallet address. Additionally, ENS supports domain names for various resources, including IPFS and other decentralized services, further expanding its functionality.

Why Is ENS Domains Important

By replacing complex cryptocurrency addresses with simple, memorable names, ENS:

Enables domains to be linked to resources like IPFS, making it easier to access blockchain-based content.
Enhances accessibility for cryptocurrency beginners, simplifying their experience.
Reduces the risk of errors when entering addresses and helps verify them, providing greater control over the funds being sent.

How Does ENS Work?

When a user decides to purchase a domain through the Ethereum naming service, they are essentially registering a unique domain name on the Ethereum blockchain. The process starts by selecting and purchasing a domain from the decentralized ENS crypto marketplace, which offers a wide range of domain names with the “.eth” extension. After a name is chosen and purchased, it is linked to a specific wallet address or another resource, such as IPFS, enabling the user to use that name for interacting with the network.

The domain registration process involves several key steps:

Domain purchase: The user selects an available name, like “yourname.eth,” and purchases it using Ethereum (ETH). This transaction is processed through the ENS smart contract, which records the purchase on the blockchain.
Address binding: Once the domain is purchased, it is linked to the user’s cryptocurrency wallet or another resource. For instance, when sending cryptocurrency, the user can replace a long wallet address with the domain name, making transactions faster and simpler.
Domain management: Users can manage their domains through the ENS names interface, allowing them to update linked addresses or redirect domains to other resources, such as IPFS for data storage or for creating decentralized applications.

ENS Analogues in Blockchain Networks

In addition to the Ethereum Name Service (ENS), several other domain name systems follow a similar concept but are designed for different blockchains. Here are a couple of notable examples:

Aptos Name Service (ANS): Analogous to ENS for Ethereum, ANS provides a solution for creating unique domain names within the Aptos ecosystem. An 11-character domain costs 1 APT per year to rent, with the current exchange rate for APT being $0.93.

Source: https://www.aptosnames.com/

Solana Name Service (SNS): The Solana ecosystem offers SNS, an ENS counterpart, allowing users to register domain names for their wallets or accounts. The annual rental cost for an 11-character domain is 20 USDT. To purchase a domain, users need USDT on the Solana network.

Source: https://www.sns.id/

Additionally, there are services that support domain name registration across multiple blockchains, including Ethereum, Arbitrum, Optimism, Polygon, Avalanche, Fantom, Solana, and others.

Source: https://www.space.id/

How to Get an ENS Domain?

To purchase an ENS domain, follow these steps:

Prepare your funds: Ensure you have enough funds in the required network. For instance, if you’re registering a domain on the Ethereum network, make sure you have ETH in your wallet, as payment is made using this cryptocurrency.
Select a domain: Visit the ENS website (e.g., app.ens.domains) and use the search function to find an available domain name with the .eth extension.
Register the domain: After selecting your domain, you can register it for a specific period (typically 1 year). To complete the registration, confirm the transaction through your cryptocurrency wallet (e.g., MetaMask).

Source: https://app.ens.domains/

Confirm the transaction: After confirming the transaction, the domain will be registered, and you’ll gain access to it through your wallet. The domain can then be linked to your cryptocurrency wallet, a smart contract, or even IPFS, depending on your needs.

After purchase, you can manage the domain, update its details, and link it to other services using the ENS naming interface.

Don't forget to buy ETH before purchasing an ENS domain.

Ethereum (ETH)

Conclusion

Ethereum Name Service and its analogues simplify blockchain interaction by allowing users to manage their addresses through easy-to-remember and secure domain names. This solution paves the way for a more accessible Web3, making blockchain technology easier to understand and use for a broader audience.