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1 address found via
Transaction Hash
Method
Block
From
To
0xc2b74f9bb4a10ef63823ee9185cce46c0245024b6d67b301903db75b0bae6af7 Transfer(pending)2025-06-01 7:37:266 days ago1748763446IN
Loopring: LRC Token
0 ETH(Pending)(Pending)
0x46b717365736379cce935cbad7c7113f9aca7a624a09a6a9e9a2046160bb0c6e Transfer(pending)2025-06-01 3:44:516 days ago1748749491IN
Loopring: LRC Token
0 ETH(Pending)(Pending)
0xf8bc4d19d8b080682337d9ecc65ae4eaf6381ca2b7f81f423b9aa6c7bf306eb4 Transfer(pending)2025-06-01 3:19:156 days ago1748747955IN
Loopring: LRC Token
0 ETH(Pending)(Pending)
0x21eb15a15baaf6fdd922c48a796dfe0d5303a03a9aab4cab30797a03b2016d03 Transfer(pending)2025-06-01 3:19:026 days ago1748747942IN
Loopring: LRC Token
0 ETH(Pending)(Pending)
0x1a09ca32b2fd960a7a5bfdf1cc36e572f51da26b5ad61d9e18026614c591edce Approve(pending)2025-06-01 1:53:086 days ago1748742788IN
Loopring: LRC Token
0 ETH(Pending)(Pending)
0x8db37004196ceb04c44b6f8c4dc80112dc824dc2e479eb1bf454a7d068188059 Transfer(pending)2025-06-01 1:41:556 days ago1748742115IN
Loopring: LRC Token
0 ETH(Pending)(Pending)
0x4e323556f8b2a8e246b95756831fb5154eca34f67a64b7a14c627c64c7a533a4 Transfer(pending)2025-06-01 1:41:466 days ago1748742106IN
Loopring: LRC Token
0 ETH(Pending)(Pending)
0x9b1cf5ec2dcd8862a3ea68c9971e6b112a96f8d8541ba9d3d98c447765b23b69 Transfer(pending)2025-06-01 1:41:456 days ago1748742105IN
Loopring: LRC Token
0 ETH(Pending)(Pending)
0x15172b86fdbe94d316cd689e07a47cbb3d704ae5c8106f75d3fe238cd137a99b Transfer(pending)2025-06-01 1:28:316 days ago1748741311IN
Loopring: LRC Token
0 ETH(Pending)(Pending)
0x06deadc5b64253c46ad84f184e1e61b91c692e8ec5bba36fdb33be88e105d74c Transfer(pending)2025-06-01 1:26:516 days ago1748741211IN
Loopring: LRC Token
0 ETH(Pending)(Pending)
0x807a1301e89b42fd590fc4a641e3cbe06bdf283f3ef8889cfe5a257c5eddffeb Approve(pending)2025-05-30 8:24:168 days ago1748593456IN
Loopring: LRC Token
0 ETH(Pending)(Pending)
Transfer226516102025-06-07 8:47:113 mins ago1749286031IN
Loopring: LRC Token
0 ETH0.000199923.87436035
Transfer226515752025-06-07 8:40:1110 mins ago1749285611IN
Loopring: LRC Token
0 ETH0.000263188.85353769
Transfer226515592025-06-07 8:36:5914 mins ago1749285419IN
Loopring: LRC Token
0 ETH0.000459268.89792074
Transfer226514652025-06-07 8:17:5933 mins ago1749284279IN
Loopring: LRC Token
0 ETH0.000156423.03053987
Transfer226514592025-06-07 8:16:4734 mins ago1749284207IN
Loopring: LRC Token
0 ETH0.000059452
Transfer226514192025-06-07 8:08:4742 mins ago1749283727IN
Loopring: LRC Token
0 ETH0.000104743.03471691
Transfer226514012025-06-07 8:05:1145 mins ago1749283511IN
Loopring: LRC Token
0 ETH0.000159873.09679058
Transfer226513992025-06-07 8:04:4746 mins ago1749283487IN
Loopring: LRC Token
0 ETH0.000162463.14686278
Transfer226513382025-06-07 7:52:3558 mins ago1749282755IN
Loopring: LRC Token
0 ETH0.000105083.04447373
Transfer226512832025-06-07 7:41:351 hr ago1749282095IN
Loopring: LRC Token
0 ETH0.000029711
Transfer226512832025-06-07 7:41:351 hr ago1749282095IN
Loopring: LRC Token
0 ETH0.000029711
Transfer226512832025-06-07 7:41:351 hr ago1749282095IN
Loopring: LRC Token
0 ETH0.000029711
Transfer226512162025-06-07 7:28:111 hr ago1749281291IN
Loopring: LRC Token
0 ETH0.000096823.25861909
Transfer226512012025-06-07 7:25:111 hr ago1749281111IN
Loopring: LRC Token
0 ETH0.000059432
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Latest 2 internal transactions

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From
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Transfer192817222024-02-22 7:38:11471 days ago1708587491
Loopring: LRC Token
0.00008773 ETH
Transfer180114842023-08-28 6:54:35649 days ago1693205675
Loopring: LRC Token
0.208545 ETH

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Contract Source Code Verified (Exact Match)

Contract Name:
LRC_v2

Compiler Version
v0.5.7+commit.6da8b019

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, GNU GPLv3 license
/**
 *Submitted for verification at Etherscan.io on 2021-02-04
*/

/**
 *Submitted for verification at Etherscan.io on 2019-04-09
*/

pragma solidity 0.5.7;

/**
 * @title ERC20Basic
 * @dev Simpler version of ERC20 interface
 * @dev see https://github.com/ethereum/EIPs/issues/179
 */
contract ERC20Basic {
    function totalSupply() public view returns (uint256);
    function balanceOf(address who) public view returns (uint256);
    function transfer(address to, uint256 value) public returns (bool);
    event Transfer(address indexed from, address indexed to, uint256 value);
    event Burn(address indexed burner, uint256 value);
}
/**
 * @title SafeMath
 * @dev Math operations with safety checks that throw on error
 */
library SafeMath {
    /**
     * @dev Multiplies two numbers, throws on overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }
        uint256 c = a * b;
        assert(c / a == b);
        return c;
    }
    /**
     * @dev Integer division of two numbers, truncating the quotient.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        // assert(b > 0); // Solidity automatically throws when dividing by 0
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold
        return c;
    }
    /**
     * @dev Subtracts two numbers, throws on overflow (i.e. if subtrahend is greater than minuend).
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        assert(b <= a);
        return a - b;
    }
    /**
     * @dev Adds two numbers, throws on overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        assert(c >= a);
        return c;
    }
}
/**
 * @title Basic token
 * @dev Basic version of StandardToken, with no allowances.
 */
contract BasicToken is ERC20Basic {
    using SafeMath for uint256;
    mapping(address => uint256) balances;
    uint256 totalSupply_;
    uint256 burnedTotalNum_;

    /**
     * @dev total number of tokens in existence
     */
    function totalSupply() public view returns (uint256) {
        return totalSupply_;
    }

    /**
     * @dev total number of tokens already burned
     */
    function totalBurned() public view returns (uint256) {
        return burnedTotalNum_;
    }

    function burn(uint256 _value) public returns (bool) {
        require(_value <= balances[msg.sender]);

        address burner = msg.sender;
        balances[burner] = balances[burner].sub(_value);
        totalSupply_ = totalSupply_.sub(_value);
        burnedTotalNum_ = burnedTotalNum_.add(_value);

        emit Burn(burner, _value);
        return true;
    }

    /**
     * @dev transfer token for a specified address
     * @param _to The address to transfer to.
     * @param _value The amount to be transferred.
     */
    function transfer(address _to, uint256 _value) public returns (bool) {
        // if _to is address(0), invoke burn function.
        if (_to == address(0)) {
            return burn(_value);
        }

        require(_value <= balances[msg.sender]);
        // SafeMath.sub will throw if there is not enough balance.
        balances[msg.sender] = balances[msg.sender].sub(_value);
        balances[_to] = balances[_to].add(_value);
        emit Transfer(msg.sender, _to, _value);
        return true;
    }
    /**
     * @dev Gets the balance of the specified address.
     * @param _owner The address to query the the balance of.
     * @return An uint256 representing the amount owned by the passed address.
     */
    function balanceOf(address _owner) public view returns (uint256) {
        return balances[_owner];
    }
}
/**
 * @title ERC20 interface
 * @dev see https://github.com/ethereum/EIPs/issues/20
 */
contract ERC20 is ERC20Basic {
    function allowance(address owner, address spender) public view returns (uint256);
    function transferFrom(address from, address to, uint256 value) public returns (bool);
    function approve(address spender, uint256 value) public returns (bool);
    event Approval(address indexed owner, address indexed spender, uint256 value);
}
/**
 * @title Standard ERC20 token
 *
 * @dev Implementation of the basic standard token.
 * @dev https://github.com/ethereum/EIPs/issues/20
 * @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
 */
contract StandardToken is ERC20, BasicToken {
    uint private constant MAX_UINT = 2**256 - 1;

    mapping (address => mapping (address => uint256)) internal allowed;

    function burnFrom(address _owner, uint256 _value) public returns (bool) {
        require(_owner != address(0));
        require(_value <= balances[_owner]);
        require(_value <= allowed[_owner][msg.sender]);

        balances[_owner] = balances[_owner].sub(_value);
        if (allowed[_owner][msg.sender] < MAX_UINT) {
            allowed[_owner][msg.sender] = allowed[_owner][msg.sender].sub(_value);
        }
        totalSupply_ = totalSupply_.sub(_value);
        burnedTotalNum_ = burnedTotalNum_.add(_value);

        emit Burn(_owner, _value);
        return true;
    }

    /**
     * @dev Transfer tokens from one address to another
     * @param _from address The address which you want to send tokens from
     * @param _to address The address which you want to transfer to
     * @param _value uint256 the amount of tokens to be transferred
     */
    function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
        if (_to == address(0)) {
            return burnFrom(_from, _value);
        }

        require(_value <= balances[_from]);
        require(_value <= allowed[_from][msg.sender]);
        balances[_from] = balances[_from].sub(_value);
        balances[_to] = balances[_to].add(_value);

        /// an allowance of MAX_UINT represents an unlimited allowance.
        /// @dev see https://github.com/ethereum/EIPs/issues/717
        if (allowed[_from][msg.sender] < MAX_UINT) {
            allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
        }
        emit Transfer(_from, _to, _value);
        return true;
    }
    /**
     * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
     *
     * Beware that changing an allowance with this method brings the risk that someone may use both the old
     * and the new allowance by unfortunate transaction ordering. One possible solution to mitigate this
     * race condition is to first reduce the spender's allowance to 0 and set the desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     * @param _spender The address which will spend the funds.
     * @param _value The amount of tokens to be spent.
     */
    function approve(address _spender, uint256 _value) public returns (bool) {
        allowed[msg.sender][_spender] = _value;
        emit Approval(msg.sender, _spender, _value);
        return true;
    }
    /**
     * @dev Function to check the amount of tokens that an owner allowed to a spender.
     * @param _owner address The address which owns the funds.
     * @param _spender address The address which will spend the funds.
     * @return A uint256 specifying the amount of tokens still available for the spender.
     */
    function allowance(address _owner, address _spender) public view returns (uint256) {
        return allowed[_owner][_spender];
    }
    /**
     * @dev Increase the amount of tokens that an owner allowed to a spender.
     *
     * approve should be called when allowed[_spender] == 0. To increment
     * allowed value is better to use this function to avoid 2 calls (and wait until
     * the first transaction is mined)
     * From MonolithDAO Token.sol
     * @param _spender The address which will spend the funds.
     * @param _addedValue The amount of tokens to increase the allowance by.
     */
    function increaseApproval(address _spender, uint _addedValue) public returns (bool) {
        allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
        emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
        return true;
    }
    /**
     * @dev Decrease the amount of tokens that an owner allowed to a spender.
     *
     * approve should be called when allowed[_spender] == 0. To decrement
     * allowed value is better to use this function to avoid 2 calls (and wait until
     * the first transaction is mined)
     * From MonolithDAO Token.sol
     * @param _spender The address which will spend the funds.
     * @param _subtractedValue The amount of tokens to decrease the allowance by.
     */
    function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) {
        uint oldValue = allowed[msg.sender][_spender];
        if (_subtractedValue > oldValue) {
            allowed[msg.sender][_spender] = 0;
        } else {
            allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
        }
        emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
        return true;
    }
}

contract LRC_v2 is StandardToken {
    using SafeMath for uint256;

    string     public name = "LoopringCoin V2";
    string     public symbol = "LRC";
    uint8      public decimals = 18;

    constructor() public {
        // @See https://etherscan.io/address/0xEF68e7C694F40c8202821eDF525dE3782458639f#readContract
        totalSupply_ = 1395076054523857892274603100;

        balances[msg.sender] = totalSupply_;
    }

    function batchTransfer(address[] calldata accounts, uint256[] calldata amounts)
        external
        returns (bool)
    {
        require(accounts.length == amounts.length);
        for (uint i = 0; i < accounts.length; i++) {
            require(transfer(accounts[i], amounts[i]), "transfer failed");
        }
        return true;
    }

    function () payable external {
        revert();
    }

}

Contract Security Audit

Contract ABI

API
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Swarm Source

bzzr://03831a05eef9554b28a0275d37c8ad0ff27e6bb2a227f1cce439c4251d309d74

Block Uncle Number Difficulty Gas Used Reward
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OVERVIEW

Loopring is a DEX protocol offering orderbook-based trading infrastructure, zero-knowledge proof and an auction protocol called Oedax (Open-Ended Dutch Auction Exchange).

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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.