ETH Price: $2,059.51 (+2.83%)

Contract

0x21C8d3E95fF57B55879CdCD474c7968414DD96D4
 

Overview

ETH Balance

0 ETH

Eth Value

$0.00

Token Holdings

More Info

Private Name Tags

Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Sweep106528302020-08-13 17:01:032054 days ago1597338063IN
0x21C8d3E9...414DD96D4
0 ETH0.01031644183
Sweep74740332019-03-31 4:36:012556 days ago1554006961IN
0x21C8d3E9...414DD96D4
0 ETH0.002338950
Sweep65602642018-10-22 3:36:132716 days ago1540179373IN
0x21C8d3E9...414DD96D4
0 ETH0.0024996550
Transfer65602152018-10-22 3:26:112716 days ago1540178771IN
0x21C8d3E9...414DD96D4
5 ETH0.00008634.1
Sweep65485882018-10-20 6:03:522718 days ago1540015432IN
0x21C8d3E9...414DD96D4
0 ETH0.0024996550
Transfer65485522018-10-20 5:54:102718 days ago1540014850IN
0x21C8d3E9...414DD96D4
6 ETH0.000260512.375
Sweep54497532018-04-16 7:52:032905 days ago1523865123IN
0x21C8d3E9...414DD96D4
0 ETH0.0023179550
Sweep51753072018-03-01 4:45:262951 days ago1519879526IN
0x21C8d3E9...414DD96D4
0 ETH0.002356150
Sweep51341572018-02-22 4:33:592958 days ago1519274039IN
0x21C8d3E9...414DD96D4
0 ETH0.002331550
Sweep48735662018-01-08 8:33:583002 days ago1515400438IN
0x21C8d3E9...414DD96D4
0 ETH0.0025496451
Transfer48734472018-01-08 8:02:433003 days ago1515398563IN
0x21C8d3E9...414DD96D4
0.6 ETH0.0012841161
Sweep47684312017-12-21 1:05:213021 days ago1513818321IN
0x21C8d3E9...414DD96D4
0 ETH0.002799656
Transfer47680952017-12-20 23:34:473021 days ago1513812887IN
0x21C8d3E9...414DD96D4
5 ETH0.0016419778
Transfer45605312017-11-16 1:06:093056 days ago1510794369IN
0x21C8d3E9...414DD96D4
9 ETH0.0002110
Transfer45540542017-11-15 0:14:213057 days ago1510704861IN
0x21C8d3E9...414DD96D4
36 ETH0.00025212
Sweep43917422017-10-19 21:20:403083 days ago1508448040IN
0x21C8d3E9...414DD96D4
0 ETH0.0015497831
Transfer43917212017-10-19 21:15:563083 days ago1508447756IN
0x21C8d3E9...414DD96D4
2.5 ETH0.0002105110
Transfer42185352017-08-30 3:17:233134 days ago1504063043IN
0x21C8d3E9...414DD96D4
1 ETH0.00046222

Latest 6 internal transactions

Advanced mode:
Parent Transaction Hash Method Block
From
To
Transfer65602642018-10-22 3:36:132716 days ago1540179373
0x21C8d3E9...414DD96D4
5 ETH
Transfer65485882018-10-20 6:03:522718 days ago1540015432
0x21C8d3E9...414DD96D4
6 ETH
Transfer48735662018-01-08 8:33:583002 days ago1515400438
0x21C8d3E9...414DD96D4
0.6 ETH
Transfer47684312017-12-21 1:05:213021 days ago1513818321
0x21C8d3E9...414DD96D4
5 ETH
Transfer43917422017-10-19 21:20:403083 days ago1508448040
0x21C8d3E9...414DD96D4
2.5 ETH
Transfer42174532017-08-29 20:12:043134 days ago1504037524  Contract Creation0 ETH
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Cross-Chain Transactions

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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xd1DD82d1...18D918504
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
UserWallet

Compiler Version
v0.4.11+commit.68ef5810

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion

Contract Source Code (Solidity)

/**
 *Submitted for verification at Etherscan.io on 2017-08-15
*/

pragma solidity ^0.4.10;

// Copyright 2017 Bittrex

contract AbstractSweeper {
    function sweep(address token, uint amount) returns (bool);

    function () { throw; }

    Controller controller;

    function AbstractSweeper(address _controller) {
        controller = Controller(_controller);
    }

    modifier canSweep() {
        if (msg.sender != controller.authorizedCaller() && msg.sender != controller.owner()) throw;
        if (controller.halted()) throw;
        _;
    }
}

contract Token {
    function balanceOf(address a) returns (uint) {
        (a);
        return 0;
    }

    function transfer(address a, uint val) returns (bool) {
        (a);
        (val);
        return false;
    }
}

contract DefaultSweeper is AbstractSweeper {
    function DefaultSweeper(address controller)
             AbstractSweeper(controller) {}

    function sweep(address _token, uint _amount)
    canSweep
    returns (bool) {
        bool success = false;
        address destination = controller.destination();

        if (_token != address(0)) {
            Token token = Token(_token);
            uint amount = _amount;
            if (amount > token.balanceOf(this)) {
                return false;
            }

            success = token.transfer(destination, amount);
        }
        else {
            uint amountInWei = _amount;
            if (amountInWei > this.balance) {
                return false;
            }

            success = destination.send(amountInWei);
        }

        if (success) {
            controller.logSweep(this, destination, _token, _amount);
        }
        return success;
    }
}

contract UserWallet {
    AbstractSweeperList sweeperList;
    function UserWallet(address _sweeperlist) {
        sweeperList = AbstractSweeperList(_sweeperlist);
    }

    function () public payable { }

    function tokenFallback(address _from, uint _value, bytes _data) {
        (_from);
        (_value);
        (_data);
     }

    function sweep(address _token, uint _amount)
    returns (bool) {
        (_amount);
        return sweeperList.sweeperOf(_token).delegatecall(msg.data);
    }
}

contract AbstractSweeperList {
    function sweeperOf(address _token) returns (address);
}

contract Controller is AbstractSweeperList {
    address public owner;
    address public authorizedCaller;

    address public destination;

    bool public halted;

    event LogNewWallet(address receiver);
    event LogSweep(address indexed from, address indexed to, address indexed token, uint amount);
    
    modifier onlyOwner() {
        if (msg.sender != owner) throw; 
        _;
    }

    modifier onlyAuthorizedCaller() {
        if (msg.sender != authorizedCaller) throw; 
        _;
    }

    modifier onlyAdmins() {
        if (msg.sender != authorizedCaller && msg.sender != owner) throw; 
        _;
    }

    function Controller() 
    {
        owner = msg.sender;
        destination = msg.sender;
        authorizedCaller = msg.sender;
    }

    function changeAuthorizedCaller(address _newCaller) onlyOwner {
        authorizedCaller = _newCaller;
    }

    function changeDestination(address _dest) onlyOwner {
        destination = _dest;
    }

    function changeOwner(address _owner) onlyOwner {
        owner = _owner;
    }

    function makeWallet() onlyAdmins returns (address wallet)  {
        wallet = address(new UserWallet(this));
        LogNewWallet(wallet);
    }

    function halt() onlyAdmins {
        halted = true;
    }

    function start() onlyOwner {
        halted = false;
    }

    address public defaultSweeper = address(new DefaultSweeper(this));
    mapping (address => address) sweepers;

    function addSweeper(address _token, address _sweeper) onlyOwner {
        sweepers[_token] = _sweeper;
    }

    function sweeperOf(address _token) returns (address) {
        address sweeper = sweepers[_token];
        if (sweeper == 0) sweeper = defaultSweeper;
        return sweeper;
    }

    function logSweep(address from, address to, address token, uint amount) {
        LogSweep(from, to, token, amount);
    }
}

Contract Security Audit

Contract ABI

API
[{"constant":false,"inputs":[{"name":"_token","type":"address"},{"name":"_amount","type":"uint256"}],"name":"sweep","outputs":[{"name":"","type":"bool"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_value","type":"uint256"},{"name":"_data","type":"bytes"}],"name":"tokenFallback","outputs":[],"payable":false,"type":"function"},{"inputs":[{"name":"_sweeperlist","type":"address"}],"payable":false,"type":"constructor"},{"payable":true,"type":"fallback"}]

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

Deployed Bytecode

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

Swarm Source

bzzr://4cdd69fdcf3cf6cbee9677fe380fa5f044048aa9e060ec5619a21ca5a5bd4cd1

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