Contract 0x1E6bb68Acec8fefBD87D192bE09bb274170a0548 3

 
 
Txn Hash
Method
Block
From
To
Value
0xbc1ec2544adda2985636172e37774ee333d5b587263907e93ebfe304906aab81Approve156157132022-09-26 6:19:233 days 9 hrs agoENS Name francises.eth IN  Aave: aAMPL Token V20 Ether0.0003153 6.08631682
0x76e58aecc8c1627f468b711490d3fd91ca67633f630d01459222a47997a100f0Approve156144602022-09-26 2:07:353 days 13 hrs ago0x0000002e7af4dda4efffc7229400c578a9f34d00 IN  Aave: aAMPL Token V20 Ether0.00028359 5.47556335
0x171ab8934f5d7e4afed3a4a94e19bd7ba647601378b7aadd4641e7d22a47d11eApprove156144462022-09-26 2:04:473 days 13 hrs ago0x0000002e7af4dda4efffc7229400c578a9f34d00 IN  Aave: aAMPL Token V20 Ether0.0002479 4.78540668
0x1c4c47d48136edd3c89b495c6c1c06a5c484e2c06f7a1719193452802175eebdApprove156143052022-09-26 1:36:353 days 14 hrs agoENS Name pink-unicorn.eth IN  Aave: aAMPL Token V20 Ether0.00031679 6.11523618
0x311eda2b8b7b97f8feabbb5ca8405e08061a8d46b30fff151c956b6c945c33efApprove155969682022-09-23 15:33:596 days 14 mins ago0x0000002e7af4dda4efffc7229400c578a9f34d00 IN  Aave: aAMPL Token V20 Ether0.00073579 14.28926754
0x559920c331c120a3cfb924579ac2767aa649debe61351f46afa1d26d78cbd39cApprove155783322022-09-21 0:42:598 days 15 hrs ago0x25a76d10b870c07000e9fee68c901d9a354460ab IN  Aave: aAMPL Token V20 Ether0.00034756 6.70911768
0x25a58c9a58f09686f37cfd29e7ed57ceb8b0cacf55a21e61a8e3e8514f7b05fcApprove155745012022-09-20 11:49:479 days 3 hrs ago0xb6596d96c89256986d9c8ef63dcfc1f89a870750 IN  Aave: aAMPL Token V20 Ether0.00022413 7.02760694
0xb0d84cc428a1882d94eb2fb8e8c08261377be28162a6b4a466fcb9f7f0b502e9Approve155745012022-09-20 11:49:479 days 3 hrs ago0xb6596d96c89256986d9c8ef63dcfc1f89a870750 IN  Aave: aAMPL Token V20 Ether0.00022413 7.02760694
0x12e4d463afb25655b684f115e819f1a629bb3f153a3d4bce3d5300beec75cb85Approve155745012022-09-20 11:49:479 days 3 hrs ago0xb6596d96c89256986d9c8ef63dcfc1f89a870750 IN  Aave: aAMPL Token V20 Ether0.00022413 7.02760694
0xf401c116a6e6f76b42c87600113d1bca4660c821a0511621b846d1da3fde7ff5Approve155745012022-09-20 11:49:479 days 3 hrs ago0xb6596d96c89256986d9c8ef63dcfc1f89a870750 IN  Aave: aAMPL Token V20 Ether0.00022413 7.02760694
0xa9548a9e4d79a262619ba1af80c7f6ef449b0eed2d0c68dd30bf4b6300cc5a90Approve155703552022-09-19 21:53:359 days 17 hrs ago0xb6596d96c89256986d9c8ef63dcfc1f89a870750 IN  Aave: aAMPL Token V20 Ether0.00027437 8.60299198
0x83d42215ba94222372e3f526493e63e643e8151fa2e59cb997c0a0b02b7c1a0eApprove155703552022-09-19 21:53:359 days 17 hrs ago0xb6596d96c89256986d9c8ef63dcfc1f89a870750 IN  Aave: aAMPL Token V20 Ether0.00022325 7
0xccccf7c80eb2ca51f0a187e6352425ee9694f5ac64fa2eda43498c30aca95f9aApprove155681202022-09-19 14:21:2310 days 1 hr ago0xb25eccc631bbff8c3842a65508801b9ccaa657de IN  Aave: aAMPL Token V20 Ether0.00085143 16.43928054
0x78e21cc5b8286a85dadf9813b158d5096afa147adc1f23690176f4de02498d2aApprove155626552022-09-18 19:56:3510 days 19 hrs ago0xb6596d96c89256986d9c8ef63dcfc1f89a870750 IN  Aave: aAMPL Token V20 Ether0.00012757 4
0x62c5db1e2585676869e04652218dbd6ee2c822e6165d79dc23e9a59b26dcf953Approve155626552022-09-18 19:56:3510 days 19 hrs ago0xb6596d96c89256986d9c8ef63dcfc1f89a870750 IN  Aave: aAMPL Token V20 Ether0.00012757 4
0x10aa732ebc5131bb7d8e20b2e7b7aea1a1d1cc727890dac9064d1cb595d208c0Approve155626552022-09-18 19:56:3510 days 19 hrs ago0xb6596d96c89256986d9c8ef63dcfc1f89a870750 IN  Aave: aAMPL Token V20 Ether0.00020717 4
0x822483637c5ff09853cb136e02d6fb6a74be2c4b73223eb78117a3e29096024aApprove155594872022-09-18 9:17:3511 days 6 hrs ago0x9909fab868278cc3ab4d1b3de37e621557ec0e88 IN  Aave: aAMPL Token V20 Ether0.0002013 3.91033645
0x0f2bd632565b892e908e1e1688420366b6173ebd6baa353fbafde81dfbf6caadApprove155502772022-09-17 2:17:1112 days 13 hrs agoENS Name isomorphism.eth IN  Aave: aAMPL Token V20 Ether0.00014928 5.05891458
0x7aeb935393060768193742780580e0e72701a9bc4073a8412ec089a68e76810fApprove155437182022-09-16 4:07:4713 days 11 hrs ago0xc424915ff64756a24a907c43ab0566a26fd40ea1 IN  Aave: aAMPL Token V20 Ether0.00067587 13.04650821
0x4036f5fc650d4dc77c5af2605cf19b36034a53f72225f5ad048739b7a70ba516Approve155326352022-09-14 11:18:2415 days 4 hrs agoENS Name bebelaero.eth IN  Aave: aAMPL Token V20 Ether0.00038455 7.42481642
0x814ab71387fea207fcf57699af9b323cd520feb0921ee4f70c6c67ac46cfb905Approve155275112022-09-13 14:48:2116 days 1 hr agoENS Name cubantoast.eth IN  Aave: aAMPL Token V20 Ether0.0014883 28.73555075
0xfa77e84e01066a7a33c070c7ca5425a26efd12f7a9c43b62ad1de68a085ae2c7Transfer155273792022-09-13 14:20:1316 days 1 hr ago0xcb7391336647345fd24a3f335add748c0a1ae946 IN  Aave: aAMPL Token V20 Ether0.0067552332
0x3eb5e829cd0f77ff8651478bd66730408ae5a4b4684abcd7314ea95f02204d2bApprove155232022022-09-12 21:40:2416 days 18 hrs ago0x16d9d7fc3b19d03caf88b70be54200310e5641d4 IN  Aave: aAMPL Token V20 Ether0.0017091633
0x931428269dda7a56c4c039f120037edfe2c88ef6353dbecf0ed637c7d7db4b5fApprove155227422022-09-12 19:55:5316 days 19 hrs ago0x2d825b5c5636245d5277ea5d234ebd94fbf66f24 IN  Aave: aAMPL Token V20 Ether0.00136186 26.28838556
0x42585e0561110654a9df11c38f623dd14ab2fda05f79362fae1a0dc6a4fd1951Approve155226602022-09-12 19:34:3916 days 20 hrs ago0x2d825b5c5636245d5277ea5d234ebd94fbf66f24 IN  Aave: aAMPL Token V20 Ether0.00143257 27.65967017
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OVERVIEW

Aave is an Open Source and Non-Custodial protocol to earn interest on deposits & borrow assets. It also features access to highly innovative flash loans, which let developers borrow instantly and easily; no collateral needed. With 16 different assets, 5 of which are stablecoins.

Latest 1 internal transaction
Parent Txn Hash Block From To Value
0x55132524308d603337bb8f55d828be8b0d69a59128add5bb82fd7152fa5dd951128911592021-07-24 20:22:25431 days 19 hrs ago Aave: Lending Pool Configurator V2  Contract Creation0 Ether
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Similar Match Source Code
Note: This contract matches the deployed ByteCode of the Source Code for Contract 0x778A13D3eeb110A4f7bb6529F99c000119a08E92

Contract Name:
InitializableImmutableAdminUpgradeabilityProxy

Compiler Version
v0.6.12+commit.27d51765

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
File 1 of 6 : InitializableImmutableAdminUpgradeabilityProxy.sol
// SPDX-License-Identifier: agpl-3.0
pragma solidity 0.6.12;

import './BaseImmutableAdminUpgradeabilityProxy.sol';
import '../../../dependencies/openzeppelin/upgradeability/InitializableUpgradeabilityProxy.sol';

/**
 * @title InitializableAdminUpgradeabilityProxy
 * @dev Extends BaseAdminUpgradeabilityProxy with an initializer function
 */
contract InitializableImmutableAdminUpgradeabilityProxy is
  BaseImmutableAdminUpgradeabilityProxy,
  InitializableUpgradeabilityProxy
{
  constructor(address admin) public BaseImmutableAdminUpgradeabilityProxy(admin) {}

  /**
   * @dev Only fall back when the sender is not the admin.
   */
  function _willFallback() internal override(BaseImmutableAdminUpgradeabilityProxy, Proxy) {
    BaseImmutableAdminUpgradeabilityProxy._willFallback();
  }
}

File 2 of 6 : BaseImmutableAdminUpgradeabilityProxy.sol
// SPDX-License-Identifier: agpl-3.0
pragma solidity 0.6.12;

import '../../../dependencies/openzeppelin/upgradeability/BaseUpgradeabilityProxy.sol';

/**
 * @title BaseImmutableAdminUpgradeabilityProxy
 * @author Aave, inspired by the OpenZeppelin upgradeability proxy pattern
 * @dev This contract combines an upgradeability proxy with an authorization
 * mechanism for administrative tasks. The admin role is stored in an immutable, which
 * helps saving transactions costs
 * All external functions in this contract must be guarded by the
 * `ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity
 * feature proposal that would enable this to be done automatically.
 */
contract BaseImmutableAdminUpgradeabilityProxy is BaseUpgradeabilityProxy {
  address immutable ADMIN;

  constructor(address admin) public {
    ADMIN = admin;
  }

  modifier ifAdmin() {
    if (msg.sender == ADMIN) {
      _;
    } else {
      _fallback();
    }
  }

  /**
   * @return The address of the proxy admin.
   */
  function admin() external ifAdmin returns (address) {
    return ADMIN;
  }

  /**
   * @return The address of the implementation.
   */
  function implementation() external ifAdmin returns (address) {
    return _implementation();
  }

  /**
   * @dev Upgrade the backing implementation of the proxy.
   * Only the admin can call this function.
   * @param newImplementation Address of the new implementation.
   */
  function upgradeTo(address newImplementation) external ifAdmin {
    _upgradeTo(newImplementation);
  }

  /**
   * @dev Upgrade the backing implementation of the proxy and call a function
   * on the new implementation.
   * This is useful to initialize the proxied contract.
   * @param newImplementation Address of the new implementation.
   * @param data Data to send as msg.data in the low level call.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   */
  function upgradeToAndCall(address newImplementation, bytes calldata data)
    external
    payable
    ifAdmin
  {
    _upgradeTo(newImplementation);
    (bool success, ) = newImplementation.delegatecall(data);
    require(success);
  }

  /**
   * @dev Only fall back when the sender is not the admin.
   */
  function _willFallback() internal virtual override {
    require(msg.sender != ADMIN, 'Cannot call fallback function from the proxy admin');
    super._willFallback();
  }
}

File 3 of 6 : BaseUpgradeabilityProxy.sol
// SPDX-License-Identifier: agpl-3.0
pragma solidity 0.6.12;

import './Proxy.sol';
import '../contracts/Address.sol';

/**
 * @title BaseUpgradeabilityProxy
 * @dev This contract implements a proxy that allows to change the
 * implementation address to which it will delegate.
 * Such a change is called an implementation upgrade.
 */
contract BaseUpgradeabilityProxy is Proxy {
  /**
   * @dev Emitted when the implementation is upgraded.
   * @param implementation Address of the new implementation.
   */
  event Upgraded(address indexed implementation);

  /**
   * @dev Storage slot with the address of the current implementation.
   * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is
   * validated in the constructor.
   */
  bytes32 internal constant IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

  /**
   * @dev Returns the current implementation.
   * @return impl Address of the current implementation
   */
  function _implementation() internal override view returns (address impl) {
    bytes32 slot = IMPLEMENTATION_SLOT;
    //solium-disable-next-line
    assembly {
      impl := sload(slot)
    }
  }

  /**
   * @dev Upgrades the proxy to a new implementation.
   * @param newImplementation Address of the new implementation.
   */
  function _upgradeTo(address newImplementation) internal {
    _setImplementation(newImplementation);
    emit Upgraded(newImplementation);
  }

  /**
   * @dev Sets the implementation address of the proxy.
   * @param newImplementation Address of the new implementation.
   */
  function _setImplementation(address newImplementation) internal {
    require(
      Address.isContract(newImplementation),
      'Cannot set a proxy implementation to a non-contract address'
    );

    bytes32 slot = IMPLEMENTATION_SLOT;

    //solium-disable-next-line
    assembly {
      sstore(slot, newImplementation)
    }
  }
}

File 4 of 6 : Proxy.sol
// SPDX-License-Identifier: agpl-3.0
pragma solidity ^0.6.0;

/**
 * @title Proxy
 * @dev Implements delegation of calls to other contracts, with proper
 * forwarding of return values and bubbling of failures.
 * It defines a fallback function that delegates all calls to the address
 * returned by the abstract _implementation() internal function.
 */
abstract contract Proxy {
  /**
   * @dev Fallback function.
   * Implemented entirely in `_fallback`.
   */
  fallback() external payable {
    _fallback();
  }

  /**
   * @return The Address of the implementation.
   */
  function _implementation() internal virtual view returns (address);

  /**
   * @dev Delegates execution to an implementation contract.
   * This is a low level function that doesn't return to its internal call site.
   * It will return to the external caller whatever the implementation returns.
   * @param implementation Address to delegate.
   */
  function _delegate(address implementation) internal {
    //solium-disable-next-line
    assembly {
      // Copy msg.data. We take full control of memory in this inline assembly
      // block because it will not return to Solidity code. We overwrite the
      // Solidity scratch pad at memory position 0.
      calldatacopy(0, 0, calldatasize())

      // Call the implementation.
      // out and outsize are 0 because we don't know the size yet.
      let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)

      // Copy the returned data.
      returndatacopy(0, 0, returndatasize())

      switch result
        // delegatecall returns 0 on error.
        case 0 {
          revert(0, returndatasize())
        }
        default {
          return(0, returndatasize())
        }
    }
  }

  /**
   * @dev Function that is run as the first thing in the fallback function.
   * Can be redefined in derived contracts to add functionality.
   * Redefinitions must call super._willFallback().
   */
  function _willFallback() internal virtual {}

  /**
   * @dev fallback implementation.
   * Extracted to enable manual triggering.
   */
  function _fallback() internal {
    _willFallback();
    _delegate(_implementation());
  }
}

File 5 of 6 : Address.sol
// SPDX-License-Identifier: agpl-3.0
pragma solidity 0.6.12;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
  /**
   * @dev Returns true if `account` is a contract.
   *
   * [IMPORTANT]
   * ====
   * It is unsafe to assume that an address for which this function returns
   * false is an externally-owned account (EOA) and not a contract.
   *
   * Among others, `isContract` will return false for the following
   * types of addresses:
   *
   *  - an externally-owned account
   *  - a contract in construction
   *  - an address where a contract will be created
   *  - an address where a contract lived, but was destroyed
   * ====
   */
  function isContract(address account) internal view returns (bool) {
    // According to EIP-1052, 0x0 is the value returned for not-yet created accounts
    // and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
    // for accounts without code, i.e. `keccak256('')`
    bytes32 codehash;
    bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
    // solhint-disable-next-line no-inline-assembly
    assembly {
      codehash := extcodehash(account)
    }
    return (codehash != accountHash && codehash != 0x0);
  }

  /**
   * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
   * `recipient`, forwarding all available gas and reverting on errors.
   *
   * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
   * of certain opcodes, possibly making contracts go over the 2300 gas limit
   * imposed by `transfer`, making them unable to receive funds via
   * `transfer`. {sendValue} removes this limitation.
   *
   * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
   *
   * IMPORTANT: because control is transferred to `recipient`, care must be
   * taken to not create reentrancy vulnerabilities. Consider using
   * {ReentrancyGuard} or the
   * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
   */
  function sendValue(address payable recipient, uint256 amount) internal {
    require(address(this).balance >= amount, 'Address: insufficient balance');

    // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
    (bool success, ) = recipient.call{value: amount}('');
    require(success, 'Address: unable to send value, recipient may have reverted');
  }
}

File 6 of 6 : InitializableUpgradeabilityProxy.sol
// SPDX-License-Identifier: agpl-3.0
pragma solidity 0.6.12;

import './BaseUpgradeabilityProxy.sol';

/**
 * @title InitializableUpgradeabilityProxy
 * @dev Extends BaseUpgradeabilityProxy with an initializer for initializing
 * implementation and init data.
 */
contract InitializableUpgradeabilityProxy is BaseUpgradeabilityProxy {
  /**
   * @dev Contract initializer.
   * @param _logic Address of the initial implementation.
   * @param _data Data to send as msg.data to the implementation to initialize the proxied contract.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped.
   */
  function initialize(address _logic, bytes memory _data) public payable {
    require(_implementation() == address(0));
    assert(IMPLEMENTATION_SLOT == bytes32(uint256(keccak256('eip1967.proxy.implementation')) - 1));
    _setImplementation(_logic);
    if (_data.length > 0) {
      (bool success, ) = _logic.delegatecall(_data);
      require(success);
    }
  }
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "evmVersion": "istanbul",
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"admin","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"admin","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_logic","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"initialize","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"stateMutability":"payable","type":"function"}]

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Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
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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.