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NameRegistry

Token
0xa1a111bc074c...d51c91b8af00
FrontierDecompiled
Deployed August 8, 2015 (10 years ago)Block 52,426

An early Ethereum name registry deployed August 8, 2015, providing name reservation, address association, and ownership transfer, predating ENS by nearly two ye...

Key Facts

Deployment Block
52,426
Deployment Date
Aug 8, 2015, 08:08 AM
Code Size
698.0 B
Transactions by Year
201533
201615
201712
20195
20208
202210
20232
20255
20261

Description

This name registry contract was deployed at block 52426 on August 8, 2015, by address 0xB7576e9d314Df41EC5506494293Afb1bd5D3f65d. It provides functions for reserving a bytes32 name on-chain (reserve), associating a name with an Ethereum address (setAddr), transferring ownership of a name (transfer), and querying the owner of a name (owner).

The contract was deployed on the same calendar day as the Linagee Name Registrar (block 51807, also August 8, 2015), suggesting that name registration was an independently conceived use case that multiple developers explored in the first week of Ethereum Frontier. Unlike Linagee, which lay dormant for seven years before community rediscovery in 2022, this contract received ongoing activity across multiple years, with name reservation and address-setting transactions recorded well into 2022 and 2023.

The same deployer built progressively more feature-rich name registry contracts over the following days: a simpler reserve/transfer version at block 50500 on August 7, a full-featured version with setName, setSubRegistrar, and URL-hint functions at block 74917 on August 12, and a further iteration at block 79152 on August 13. This sequence documents an active and iterative development process by a single developer exploring naming infrastructure for the Ethereum ecosystem.

Ethereum Name Service (ENS), which became the dominant on-chain naming system, was not launched until May 2017. The contracts deployed in August 2015 represent early independent attempts to solve the human-readable addressing problem before any standard approach emerged.

Heuristic Analysis

The following characteristics were detected through bytecode analysis and may not be accurate.

Detected Type: Token

Frontier Era

The initial release of Ethereum. A bare-bones implementation for technical users.

Block span: 01,149,999
July 30, 2015March 14, 2016

Bytecode Overview

Opcodes698
Unique Opcodes100
Jump Instructions41
Storage Operations21

External Links