The first NFT game implements a gas-compensation
Unable to verify that contract auditor is trusted: Certik, Quantstamp, Hacken, Solidity, Paladinsec, Openzeppelin, Verichains
Reentrancy in DagoToken.initSwap(address) (contracts/DagoToken.sol#71-86):
External calls:
- pancakeswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this),_uniswapV2Router.WETH()) (contracts/DagoToken.sol#79-80)
State variables written after the call(s):
- swapLockTime = block.timestamp + 31536000 (contracts/DagoToken.sol#85)
Apply the check-effects-interactions pattern.
Additional information: link
DagoToken.setSellFeeRate(uint256) (contracts/DagoToken.sol#98-101) should emit an event for:
- _sellFeeForRate = fee (contracts/DagoToken.sol#100)
Emit an event for critical parameter changes.
Additional information: link
DagoToken.setPairAddress(address).pairAddress (contracts/DagoToken.sol#92) lacks a zero-check on :
- pancakeswapV2Pair = pairAddress (contracts/DagoToken.sol#94)
Check that the address is not zero.
Additional information: link
Reentrancy in DagoToken._transfer(address,address,uint256) (contracts/DagoToken.sol#161-190):
External calls:
- BP.protect(sender,recipient,amount) (contracts/DagoToken.sol#168)
State variables written after the call(s):
- super._transfer(sender,address(this),_fee) (contracts/DagoToken.sol#185)
- _balances[sender] = _balances[sender].sub(amount,ERC20: transfer amount exceeds balance) (@openzeppelin/contracts/token/ERC20/ERC20.sol#214)
- _balances[recipient] = _balances[recipient].add(amount) (@openzeppelin/contracts/token/ERC20/ERC20.sol#215)
- super._transfer(sender,recipient,amount) (contracts/DagoToken.sol#189)
- _balances[sender] = _balances[sender].sub(amount,ERC20: transfer amount exceeds balance) (@openzeppelin/contracts/token/ERC20/ERC20.sol#214)
- _balances[recipient] = _balances[recipient].add(amount) (@openzeppelin/contracts/token/ERC20/ERC20.sol#215)
Reentrancy in DagoToken.initSwap(address) (contracts/DagoToken.sol#71-86):
External calls:
- pancakeswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this),_uniswapV2Router.WETH()) (contracts/DagoToken.sol#79-80)
State variables written after the call(s):
- pancakeswapV2Router = _uniswapV2Router (contracts/DagoToken.sol#82)
Apply the check-effects-interactions pattern.
Additional information: link
getRoleMemberCount(bytes32) should be declared external:
- AccessControl.getRoleMemberCount(bytes32) (@openzeppelin/contracts/access/AccessControl.sol#95-97)
getRoleMember(bytes32,uint256) should be declared external:
- AccessControl.getRoleMember(bytes32,uint256) (@openzeppelin/contracts/access/AccessControl.sol#111-113)
getRoleAdmin(bytes32) should be declared external:
- AccessControl.getRoleAdmin(bytes32) (@openzeppelin/contracts/access/AccessControl.sol#121-123)
grantRole(bytes32,address) should be declared external:
- AccessControl.grantRole(bytes32,address) (@openzeppelin/contracts/access/AccessControl.sol#135-139)
revokeRole(bytes32,address) should be declared external:
- AccessControl.revokeRole(bytes32,address) (@openzeppelin/contracts/access/AccessControl.sol#150-154)
renounceRole(bytes32,address) should be declared external:
- AccessControl.renounceRole(bytes32,address) (@openzeppelin/contracts/access/AccessControl.sol#170-174)
renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (@openzeppelin/contracts/access/Ownable.sol#54-57)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (@openzeppelin/contracts/access/Ownable.sol#63-67)
name() should be declared external:
- ERC20.name() (@openzeppelin/contracts/token/ERC20/ERC20.sol#64-66)
symbol() should be declared external:
- ERC20.symbol() (@openzeppelin/contracts/token/ERC20/ERC20.sol#72-74)
totalSupply() should be declared external:
- ERC20.totalSupply() (@openzeppelin/contracts/token/ERC20/ERC20.sol#96-98)
transfer(address,uint256) should be declared external:
- ERC20.transfer(address,uint256) (@openzeppelin/contracts/token/ERC20/ERC20.sol#115-118)
allowance(address,address) should be declared external:
- ERC20.allowance(address,address) (@openzeppelin/contracts/token/ERC20/ERC20.sol#123-125)
approve(address,uint256) should be declared external:
- ERC20.approve(address,uint256) (@openzeppelin/contracts/token/ERC20/ERC20.sol#134-137)
transferFrom(address,address,uint256) should be declared external:
- ERC20.transferFrom(address,address,uint256) (@openzeppelin/contracts/token/ERC20/ERC20.sol#152-156)
increaseAllowance(address,uint256) should be declared external:
- ERC20.increaseAllowance(address,uint256) (@openzeppelin/contracts/token/ERC20/ERC20.sol#170-173)
decreaseAllowance(address,uint256) should be declared external:
- ERC20.decreaseAllowance(address,uint256) (@openzeppelin/contracts/token/ERC20/ERC20.sol#189-192)
excludeFromFee(address) should be declared external:
- DagoToken.excludeFromFee(address) (contracts/DagoToken.sol#88-90)
setPairAddress(address) should be declared external:
- DagoToken.setPairAddress(address) (contracts/DagoToken.sol#92-95)
burn(uint256) should be declared external:
- DagoToken.burn(uint256) (contracts/DagoToken.sol#192-194)
Use the external attribute for functions never called from the contract.
Additional information: link
Reentrancy in DagoToken._transfer(address,address,uint256) (contracts/DagoToken.sol#161-190):
External calls:
- BP.protect(sender,recipient,amount) (contracts/DagoToken.sol#168)
Event emitted after the call(s):
- Transfer(sender,recipient,amount) (@openzeppelin/contracts/token/ERC20/ERC20.sol#216)
- super._transfer(sender,address(this),_fee) (contracts/DagoToken.sol#185)
- Transfer(sender,recipient,amount) (@openzeppelin/contracts/token/ERC20/ERC20.sol#216)
- super._transfer(sender,recipient,amount) (contracts/DagoToken.sol#189)
Reentrancy in DagoToken.swapTokensForETH(uint256) (contracts/DagoToken.sol#138-158):
External calls:
- pancakeswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,swapBalanceAddress,block.timestamp) (contracts/DagoToken.sol#145-157)
Event emitted after the call(s):
- Log(external call failed) (contracts/DagoToken.sol#156)
Apply the check-effects-interactions pattern.
Additional information: link
DagoToken.initSwap(address) (contracts/DagoToken.sol#71-86) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(block.timestamp >= swapLockTime,SWAPLOCKTIME: INVALID) (contracts/DagoToken.sol#73)
Avoid relying on block.timestamp.
Additional information: link
Address.isContract(address) (@openzeppelin/contracts/utils/Address.sol#26-35) uses assembly
- INLINE ASM (@openzeppelin/contracts/utils/Address.sol#33)
Address._verifyCallResult(bool,bytes,string) (@openzeppelin/contracts/utils/Address.sol#171-188) uses assembly
- INLINE ASM (@openzeppelin/contracts/utils/Address.sol#180-183)
Do not use evm assembly.
Additional information: link
DagoToken.setBotProtectionDisableForever() (contracts/DagoToken.sol#205-208) compares to a boolean constant:
-require(bool)(BPDisabledForever == false) (contracts/DagoToken.sol#206)
Remove the equality to the boolean constant.
Additional information: link
Different versions of Solidity is used:
- Version used: ['>=0.5.0', '>=0.6.0<0.8.0', '>=0.6.2', '>=0.6.2<0.8.0', '>=0.6.5<0.9.0']
- >=0.6.0<0.8.0 (@openzeppelin/contracts/access/AccessControl.sol#3)
- >=0.6.0<0.8.0 (@openzeppelin/contracts/access/Ownable.sol#3)
- >=0.6.0<0.8.0 (@openzeppelin/contracts/math/SafeMath.sol#3)
- >=0.6.0<0.8.0 (@openzeppelin/contracts/token/ERC20/ERC20.sol#3)
- >=0.6.0<0.8.0 (@openzeppelin/contracts/token/ERC20/IERC20.sol#3)
- >=0.6.2<0.8.0 (@openzeppelin/contracts/utils/Address.sol#3)
- >=0.6.0<0.8.0 (@openzeppelin/contracts/utils/Context.sol#3)
- >=0.6.0<0.8.0 (@openzeppelin/contracts/utils/EnumerableSet.sol#3)
- >=0.5.0 (@uniswap/v2-core/contracts/interfaces/IUniswapV2Factory.sol#1)
- >=0.6.2 (@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router01.sol#1)
- >=0.6.2 (@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol#1)
- >=0.6.5<0.9.0 (contracts/DagoToken.sol#3)
Use one Solidity version.
Additional information: link
AccessControl._setRoleAdmin(bytes32,bytes32) (@openzeppelin/contracts/access/AccessControl.sol#201-204) is never used and should be removed
Address._verifyCallResult(bool,bytes,string) (@openzeppelin/contracts/utils/Address.sol#171-188) is never used and should be removed
Address.functionCall(address,bytes) (@openzeppelin/contracts/utils/Address.sol#79-81) is never used and should be removed
Address.functionCall(address,bytes,string) (@openzeppelin/contracts/utils/Address.sol#89-91) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (@openzeppelin/contracts/utils/Address.sol#104-106) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256,string) (@openzeppelin/contracts/utils/Address.sol#114-121) is never used and should be removed
Address.functionDelegateCall(address,bytes) (@openzeppelin/contracts/utils/Address.sol#153-155) is never used and should be removed
Address.functionDelegateCall(address,bytes,string) (@openzeppelin/contracts/utils/Address.sol#163-169) is never used and should be removed
Address.functionStaticCall(address,bytes) (@openzeppelin/contracts/utils/Address.sol#129-131) is never used and should be removed
Address.functionStaticCall(address,bytes,string) (@openzeppelin/contracts/utils/Address.sol#139-145) is never used and should be removed
Address.isContract(address) (@openzeppelin/contracts/utils/Address.sol#26-35) is never used and should be removed
Address.sendValue(address,uint256) (@openzeppelin/contracts/utils/Address.sol#53-59) is never used and should be removed
Context._msgData() (@openzeppelin/contracts/utils/Context.sol#20-23) is never used and should be removed
ERC20._setupDecimals(uint8) (@openzeppelin/contracts/token/ERC20/ERC20.sol#287-289) is never used and should be removed
EnumerableSet.add(EnumerableSet.Bytes32Set,bytes32) (@openzeppelin/contracts/utils/EnumerableSet.sol#147-149) is never used and should be removed
EnumerableSet.add(EnumerableSet.UintSet,uint256) (@openzeppelin/contracts/utils/EnumerableSet.sol#256-258) is never used and should be removed
EnumerableSet.at(EnumerableSet.Bytes32Set,uint256) (@openzeppelin/contracts/utils/EnumerableSet.sol#185-187) is never used and should be removed
EnumerableSet.at(EnumerableSet.UintSet,uint256) (@openzeppelin/contracts/utils/EnumerableSet.sol#294-296) is never used and should be removed
EnumerableSet.contains(EnumerableSet.Bytes32Set,bytes32) (@openzeppelin/contracts/utils/EnumerableSet.sol#164-166) is never used and should be removed
EnumerableSet.contains(EnumerableSet.UintSet,uint256) (@openzeppelin/contracts/utils/EnumerableSet.sol#273-275) is never used and should be removed
EnumerableSet.length(EnumerableSet.Bytes32Set) (@openzeppelin/contracts/utils/EnumerableSet.sol#171-173) is never used and should be removed
EnumerableSet.length(EnumerableSet.UintSet) (@openzeppelin/contracts/utils/EnumerableSet.sol#280-282) is never used and should be removed
EnumerableSet.remove(EnumerableSet.Bytes32Set,bytes32) (@openzeppelin/contracts/utils/EnumerableSet.sol#157-159) is never used and should be removed
EnumerableSet.remove(EnumerableSet.UintSet,uint256) (@openzeppelin/contracts/utils/EnumerableSet.sol#266-268) is never used and should be removed
SafeMath.div(uint256,uint256,string) (@openzeppelin/contracts/math/SafeMath.sol#190-193) is never used and should be removed
SafeMath.mod(uint256,uint256) (@openzeppelin/contracts/math/SafeMath.sol#152-155) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (@openzeppelin/contracts/math/SafeMath.sol#210-213) is never used and should be removed
SafeMath.mul(uint256,uint256) (@openzeppelin/contracts/math/SafeMath.sol#116-121) is never used and should be removed
SafeMath.tryAdd(uint256,uint256) (@openzeppelin/contracts/math/SafeMath.sol#24-28) is never used and should be removed
SafeMath.tryDiv(uint256,uint256) (@openzeppelin/contracts/math/SafeMath.sol#60-63) is never used and should be removed
SafeMath.tryMod(uint256,uint256) (@openzeppelin/contracts/math/SafeMath.sol#70-73) is never used and should be removed
SafeMath.tryMul(uint256,uint256) (@openzeppelin/contracts/math/SafeMath.sol#45-53) is never used and should be removed
SafeMath.trySub(uint256,uint256) (@openzeppelin/contracts/math/SafeMath.sol#35-38) is never used and should be removed
Remove unused functions.
Additional information: link
Pragma version>=0.6.0<0.8.0 (@openzeppelin/contracts/access/AccessControl.sol#3) is too complex
Pragma version>=0.6.0<0.8.0 (@openzeppelin/contracts/access/Ownable.sol#3) is too complex
Pragma version>=0.6.0<0.8.0 (@openzeppelin/contracts/math/SafeMath.sol#3) is too complex
Pragma version>=0.6.0<0.8.0 (@openzeppelin/contracts/token/ERC20/ERC20.sol#3) is too complex
Pragma version>=0.6.0<0.8.0 (@openzeppelin/contracts/token/ERC20/IERC20.sol#3) is too complex
Pragma version>=0.6.2<0.8.0 (@openzeppelin/contracts/utils/Address.sol#3) is too complex
Pragma version>=0.6.0<0.8.0 (@openzeppelin/contracts/utils/Context.sol#3) is too complex
Pragma version>=0.6.0<0.8.0 (@openzeppelin/contracts/utils/EnumerableSet.sol#3) is too complex
Pragma version>=0.5.0 (@uniswap/v2-core/contracts/interfaces/IUniswapV2Factory.sol#1) allows old versions
Pragma version>=0.6.2 (@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router01.sol#1) allows old versions
Pragma version>=0.6.2 (@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol#1) allows old versions
Pragma version>=0.6.5<0.9.0 (contracts/DagoToken.sol#3) is too complex
Deploy with any of the following Solidity versions: 0.5.16 - 0.5.17, 0.6.11 - 0.6.12, 0.7.5 - 0.7.6 Use a simple pragma version that allows any of these versions. Consider using the latest version of Solidity for testing.
Additional information: link
Low level call in Address.sendValue(address,uint256) (@openzeppelin/contracts/utils/Address.sol#53-59):
- (success) = recipient.call{value: amount}() (@openzeppelin/contracts/utils/Address.sol#57)
Low level call in Address.functionCallWithValue(address,bytes,uint256,string) (@openzeppelin/contracts/utils/Address.sol#114-121):
- (success,returndata) = target.call{value: value}(data) (@openzeppelin/contracts/utils/Address.sol#119)
Low level call in Address.functionStaticCall(address,bytes,string) (@openzeppelin/contracts/utils/Address.sol#139-145):
- (success,returndata) = target.staticcall(data) (@openzeppelin/contracts/utils/Address.sol#143)
Low level call in Address.functionDelegateCall(address,bytes,string) (@openzeppelin/contracts/utils/Address.sol#163-169):
- (success,returndata) = target.delegatecall(data) (@openzeppelin/contracts/utils/Address.sol#167)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence
Additional information: link
Function IUniswapV2Router01.WETH() (@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router01.sol#5) is not in mixedCase
Parameter DagoToken.setSwapBalance(address)._swapBalanceAddress (contracts/DagoToken.sol#111) is not in mixedCase
Parameter DagoToken.setBPAddrss(address)._bp (contracts/DagoToken.sol#196) is not in mixedCase
Parameter DagoToken.setBpEnabled(bool)._enabled (contracts/DagoToken.sol#201) is not in mixedCase
Variable DagoToken.BP (contracts/DagoToken.sol#44) is not in mixedCase
Variable DagoToken.BPDisabledForever (contracts/DagoToken.sol#46) is not in mixedCase
Follow the Solidity naming convention.
Additional information: link
Redundant expression "this (@openzeppelin/contracts/utils/Context.sol#21)" inContext (@openzeppelin/contracts/utils/Context.sol#15-24)
Remove redundant statements if they congest code but offer no value.
Additional information: link
Variable IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router01.sol#10) is too similar to IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router01.sol#11)
Prevent variables from having similar names.
Additional information: link
DagoToken._isExcluded (contracts/DagoToken.sol#42) is never used in DagoToken (contracts/DagoToken.sol#19-215)
Remove unused state variables.
Additional information: link
DagoToken._buyFeeForRate (contracts/DagoToken.sol#35) should be constant
Add the constant attributes to state variables that never change.
Additional information: link
Average 30d PancakeSwap liquidity is less than $100. Token is either dead or inactive.
Average 30d PancakeSwap volume is less than $100. Token is either dead or inactive.
Average 30d number of PancakeSwap swaps is less than 1. Token is either dead or inactive.
Average PancakeSwap trading volume, liqudity, number of swaps are extremely low. Token seems to be dead.
Token is deployed only at one blockchain
Unable to find whitepaper link on the website
Unable to find Telegram link on the website
Unable to find Twitter link on the website
Unable to find token on CoinHunt
Additional information: link
Unable to find code repository for the project
Young tokens have high risks of scam / price dump / death
Young tokens have high risks of scam / price dump / death
Young tokens have high risks of scam / price dump / death
Young tokens have high risks of price dump / death
Young tokens have high risks of price dump / death
Token has relatively low CoinGecko rank
Token has relatively low CoinMarketCap rank
Last post in Twitter was more than 30 days ago
Unable to find Youtube account