DNR [Diamond Network] Token

Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)

Contract ownership is not renounced (belongs to a wallet)

CoinToken.allowance(address,address).owner (#523) shadows:
- Ownable.owner() (#406-408) (function)
CoinToken._approve(address,address,uint256).owner (#632) shadows:
- Ownable.owner() (#406-408) (function)
Rename the local variables that shadow another component.

Additional information: link

CoinToken.updateFee(uint256,uint256,uint256) (#618-626) should emit an event for:
- _TAX_FEE = _txFee * 100 (#620)
- _BURN_FEE = _burnFee * 100 (#621)
- _CHARITY_FEE = _charityFee * 100 (#622)
- ORIG_TAX_FEE = _TAX_FEE (#623)
- ORIG_BURN_FEE = _BURN_FEE (#624)
- ORIG_CHARITY_FEE = _CHARITY_FEE (#625)
Emit an event for critical parameter changes.

Additional information: link

CoinToken.constructor(string,string,uint256,uint256,uint256,uint256,uint256,address,address,address)._FeeAddress (#477) lacks a zero-check on :
- FeeAddress = _FeeAddress (#490)
CoinToken.constructor(string,string,uint256,uint256,uint256,uint256,uint256,address,address,address).tokenOwner (#477) lacks a zero-check on :
- _owner = tokenOwner (#491)
CoinToken.constructor(string,string,uint256,uint256,uint256,uint256,uint256,address,address,address).service (#477) lacks a zero-check on :
- address(service).transfer(msg.value) (#493)
CoinToken.setAsCharityAccount(address).account (#613) lacks a zero-check on :
- FeeAddress = account (#614)
Check that the address is not zero.

Additional information: link

Address.isContract(address) (#268-277) uses assembly
- INLINE ASM (#275)
Address._functionCallWithValue(address,bytes,uint256,string) (#361-382) uses assembly
- INLINE ASM (#374-377)
Do not use evm assembly.

Additional information: link

CoinToken.includeAccount(address) (#600-611) has costly operations inside a loop:
- _excluded.pop() (#607)
Use a local variable to hold the loop computation result.

Additional information: link

Address._functionCallWithValue(address,bytes,uint256,string) (#361-382) is never used and should be removed
Address.functionCall(address,bytes) (#321-323) is never used and should be removed
Address.functionCall(address,bytes,string) (#331-333) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#346-348) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256,string) (#356-359) is never used and should be removed
Address.isContract(address) (#268-277) is never used and should be removed
Address.sendValue(address,uint256) (#295-301) is never used and should be removed
CoinToken._getTaxFee() (#820-822) is never used and should be removed
Context._msgData() (#11-14) is never used and should be removed
SafeMath.mod(uint256,uint256) (#225-227) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#241-244) is never used and should be removed
Remove unused functions.

Additional information: link

Pragma version^0.8.2 (#3) allows old versions
solc-0.8.2 is not recommended for deployment
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) (#295-301):
- (success) = recipient.call{value: amount}() (#299)
Low level call in Address._functionCallWithValue(address,bytes,uint256,string) (#361-382):
- (success,returndata) = target.call{value: weiValue}(data) (#365)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence

Additional information: link

Variable Ownable._owner (#398) is not in mixedCase
Parameter CoinToken.updateFee(uint256,uint256,uint256)._txFee (#618) is not in mixedCase
Parameter CoinToken.updateFee(uint256,uint256,uint256)._burnFee (#618) is not in mixedCase
Parameter CoinToken.updateFee(uint256,uint256,uint256)._charityFee (#618) is not in mixedCase
Variable CoinToken._NAME (#452) is not in mixedCase
Variable CoinToken._SYMBOL (#453) is not in mixedCase
Variable CoinToken._DECIMALS (#454) is not in mixedCase
Variable CoinToken.FeeAddress (#455) is not in mixedCase
Variable CoinToken._MAX (#457) is not in mixedCase
Variable CoinToken._DECIMALFACTOR (#458) is not in mixedCase
Variable CoinToken._GRANULARITY (#459) is not in mixedCase
Variable CoinToken._TAX_FEE (#468) is not in mixedCase
Variable CoinToken._BURN_FEE (#469) is not in mixedCase
Variable CoinToken._CHARITY_FEE (#470) is not in mixedCase
Variable CoinToken.ORIG_TAX_FEE (#473) is not in mixedCase
Variable CoinToken.ORIG_BURN_FEE (#474) is not in mixedCase
Variable CoinToken.ORIG_CHARITY_FEE (#475) is not in mixedCase
Follow the Solidity naming convention.

Additional information: link

Redundant expression "this (#12)" inContext (#6-15)
Remove redundant statements if they congest code but offer no value.

Additional information: link

Reentrancy in CoinToken.constructor(string,string,uint256,uint256,uint256,uint256,uint256,address,address,address) (#477-495):
External calls:
- address(service).transfer(msg.value) (#493)
Event emitted after the call(s):
- Transfer(address(0),tokenOwner,_tTotal) (#494)
Apply the check-effects-interactions pattern.

Additional information: link

Variable CoinToken._getRTransferAmount(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#773) is too similar to CoinToken._transferFromExcluded(address,address,uint256).tTransferAmount (#703)
Variable CoinToken._excludedToTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#711) is too similar to CoinToken._transferToExcluded(address,address,uint256).tTransferAmount (#686)
Variable CoinToken._transferStandard(address,address,uint256).rTransferAmount (#671) is too similar to CoinToken._transferToExcluded(address,address,uint256).tTransferAmount (#686)
Variable CoinToken._standardTransferContent(address,address,uint256,uint256).rTransferAmount (#679) is too similar to CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).tTransferAmount (#694)
Variable CoinToken._excludedToTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#711) is too similar to CoinToken._transferFromExcluded(address,address,uint256).tTransferAmount (#703)
Variable CoinToken._transferStandard(address,address,uint256).rTransferAmount (#671) is too similar to CoinToken._transferFromExcluded(address,address,uint256).tTransferAmount (#703)
Variable CoinToken._excludedToTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#711) is too similar to CoinToken._getValues(uint256).tTransferAmount (#746)
Variable CoinToken._transferStandard(address,address,uint256).rTransferAmount (#671) is too similar to CoinToken._getValues(uint256).tTransferAmount (#746)
Variable CoinToken._excludedToTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#711) is too similar to CoinToken._transferStandard(address,address,uint256).tTransferAmount (#671)
Variable CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).rTransferAmount (#727) is too similar to CoinToken._transferBothExcluded(address,address,uint256).tTransferAmount (#719)
Variable CoinToken._transferToExcluded(address,address,uint256).rTransferAmount (#686) is too similar to CoinToken._transferToExcluded(address,address,uint256).tTransferAmount (#686)
Variable CoinToken._standardTransferContent(address,address,uint256,uint256).rTransferAmount (#679) is too similar to CoinToken._transferToExcluded(address,address,uint256).tTransferAmount (#686)
Variable CoinToken._transferToExcluded(address,address,uint256).rTransferAmount (#686) is too similar to CoinToken._transferFromExcluded(address,address,uint256).tTransferAmount (#703)
Variable CoinToken._standardTransferContent(address,address,uint256,uint256).rTransferAmount (#679) is too similar to CoinToken._transferFromExcluded(address,address,uint256).tTransferAmount (#703)
Variable CoinToken._transferToExcluded(address,address,uint256).rTransferAmount (#686) is too similar to CoinToken._getValues(uint256).tTransferAmount (#746)
Variable CoinToken._standardTransferContent(address,address,uint256,uint256).rTransferAmount (#679) is too similar to CoinToken._getValues(uint256).tTransferAmount (#746)
Variable CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).rTransferAmount (#727) is too similar to CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).tTransferAmount (#694)
Variable CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#694) is too similar to CoinToken._transferFromExcluded(address,address,uint256).tTransferAmount (#703)
Variable CoinToken._getRTransferAmount(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#773) is too similar to CoinToken._transferBothExcluded(address,address,uint256).tTransferAmount (#719)
Variable CoinToken._transferStandard(address,address,uint256).rTransferAmount (#671) is too similar to CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).tTransferAmount (#727)
Variable CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#694) is too similar to CoinToken._getValues(uint256).tTransferAmount (#746)
Variable CoinToken._excludedToTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#711) is too similar to CoinToken._transferBothExcluded(address,address,uint256).tTransferAmount (#719)
Variable CoinToken._transferStandard(address,address,uint256).rTransferAmount (#671) is too similar to CoinToken._transferBothExcluded(address,address,uint256).tTransferAmount (#719)
Variable CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#694) is too similar to CoinToken._transferToExcluded(address,address,uint256).tTransferAmount (#686)
Variable CoinToken._getValues(uint256).rTransferAmount (#749) is too similar to CoinToken._transferFromExcluded(address,address,uint256).tTransferAmount (#703)
Variable CoinToken._transferBothExcluded(address,address,uint256).rTransferAmount (#719) is too similar to CoinToken._transferFromExcluded(address,address,uint256).tTransferAmount (#703)
Variable CoinToken._transferStandard(address,address,uint256).rTransferAmount (#671) is too similar to CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).tTransferAmount (#694)
Variable CoinToken._excludedToTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#711) is too similar to CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).tTransferAmount (#727)
Variable CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).rTransferAmount (#727) is too similar to CoinToken._transferToExcluded(address,address,uint256).tTransferAmount (#686)
Variable CoinToken._standardTransferContent(address,address,uint256,uint256).rTransferAmount (#679) is too similar to CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).tTransferAmount (#727)
Variable CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).rTransferAmount (#727) is too similar to CoinToken._transferFromExcluded(address,address,uint256).tTransferAmount (#703)
Variable CoinToken._transferToExcluded(address,address,uint256).rTransferAmount (#686) is too similar to CoinToken._transferBothExcluded(address,address,uint256).tTransferAmount (#719)
Variable CoinToken._transferFromExcluded(address,address,uint256).rTransferAmount (#703) is too similar to CoinToken._transferFromExcluded(address,address,uint256).tTransferAmount (#703)
Variable CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).rTransferAmount (#727) is too similar to CoinToken._getValues(uint256).tTransferAmount (#746)
Variable CoinToken._standardTransferContent(address,address,uint256,uint256).rTransferAmount (#679) is too similar to CoinToken._transferBothExcluded(address,address,uint256).tTransferAmount (#719)
Variable CoinToken._transferStandard(address,address,uint256).rTransferAmount (#671) is too similar to CoinToken._transferStandard(address,address,uint256).tTransferAmount (#671)
Variable CoinToken._transferBothExcluded(address,address,uint256).rTransferAmount (#719) is too similar to CoinToken._transferBothExcluded(address,address,uint256).tTransferAmount (#719)
Variable CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#694) is too similar to CoinToken._transferBothExcluded(address,address,uint256).tTransferAmount (#719)
Variable CoinToken._excludedToTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#711) is too similar to CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).tTransferAmount (#694)
Variable CoinToken._transferToExcluded(address,address,uint256).rTransferAmount (#686) is too similar to CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).tTransferAmount (#694)
Variable CoinToken._getRTransferAmount(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#773) is too similar to CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).tTransferAmount (#694)
Variable CoinToken._getRTransferAmount(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#773) is too similar to CoinToken._transferStandard(address,address,uint256).tTransferAmount (#671)
Variable CoinToken._getRTransferAmount(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#773) is too similar to CoinToken._getValues(uint256).tTransferAmount (#746)
Variable CoinToken._getValues(uint256).rTransferAmount (#749) is too similar to CoinToken._transferBothExcluded(address,address,uint256).tTransferAmount (#719)
Variable CoinToken._transferToExcluded(address,address,uint256).rTransferAmount (#686) is too similar to CoinToken._transferStandard(address,address,uint256).tTransferAmount (#671)
Variable CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).rTransferAmount (#727) is too similar to CoinToken._transferStandard(address,address,uint256).tTransferAmount (#671)
Variable CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#694) is too similar to CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).tTransferAmount (#694)
Variable CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#694) is too similar to CoinToken._transferStandard(address,address,uint256).tTransferAmount (#671)
Variable CoinToken._transferFromExcluded(address,address,uint256).rTransferAmount (#703) is too similar to CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).tTransferAmount (#694)
Variable CoinToken._transferFromExcluded(address,address,uint256).rTransferAmount (#703) is too similar to CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).tTransferAmount (#727)
Variable CoinToken._getValues(uint256).rTransferAmount (#749) is too similar to CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).tTransferAmount (#694)
Variable CoinToken._getValues(uint256).rTransferAmount (#749) is too similar to CoinToken._transferStandard(address,address,uint256).tTransferAmount (#671)
Variable CoinToken.reflectionFromToken(uint256,bool).rTransferAmount (#580) is too similar to CoinToken._transferToExcluded(address,address,uint256).tTransferAmount (#686)
Variable CoinToken._getValues(uint256).rTransferAmount (#749) is too similar to CoinToken._getValues(uint256).tTransferAmount (#746)
Variable CoinToken._getRTransferAmount(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#773) is too similar to CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).tTransferAmount (#727)
Variable CoinToken._transferBothExcluded(address,address,uint256).rTransferAmount (#719) is too similar to CoinToken._transferStandard(address,address,uint256).tTransferAmount (#671)
Variable CoinToken._transferToExcluded(address,address,uint256).rTransferAmount (#686) is too similar to CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).tTransferAmount (#727)
Variable CoinToken._transferBothExcluded(address,address,uint256).rTransferAmount (#719) is too similar to CoinToken._getValues(uint256).tTransferAmount (#746)
Variable CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).rTransferAmount (#727) is too similar to CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).tTransferAmount (#727)
Variable CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).rTransferAmount (#694) is too similar to CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).tTransferAmount (#727)
Variable CoinToken._getValues(uint256).rTransferAmount (#749) is too similar to CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).tTransferAmount (#727)
Variable CoinToken._transferFromExcluded(address,address,uint256).rTransferAmount (#703) is too similar to CoinToken._transferToExcluded(address,address,uint256).tTransferAmount (#686)
Variable CoinToken.reflectionFromToken(uint256,bool).rTransferAmount (#580) is too similar to CoinToken._transferBothExcluded(address,address,uint256).tTransferAmount (#719)
Variable CoinToken._getRTransferAmount(uint256,uint256,uint256,uint256,uint256).rTransferAmount (#773) is too similar to CoinToken._transferToExcluded(address,address,uint256).tTransferAmount (#686)
Variable CoinToken._transferBothExcluded(address,address,uint256).rTransferAmount (#719) is too similar to CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).tTransferAmount (#694)
Variable CoinToken._transferBothExcluded(address,address,uint256).rTransferAmount (#719) is too similar to CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).tTransferAmount (#727)
Variable CoinToken.reflectionFromToken(uint256,bool).rTransferAmount (#580) is too similar to CoinToken._transferStandard(address,address,uint256).tTransferAmount (#671)
Variable CoinToken.reflectionFromToken(uint256,bool).rTransferAmount (#580) is too similar to CoinToken._excludedFromTransferContent(address,address,uint256,uint256,uint256).tTransferAmount (#694)
Variable CoinToken.reflectionFromToken(uint256,bool).rTransferAmount (#580) is too similar to CoinToken._getValues(uint256).tTransferAmount (#746)
Variable CoinToken.reflectionFromToken(uint256,bool).rTransferAmount (#580) is too similar to CoinToken._transferFromExcluded(address,address,uint256).tTransferAmount (#703)
Variable CoinToken._getValues(uint256).rTransferAmount (#749) is too similar to CoinToken._transferToExcluded(address,address,uint256).tTransferAmount (#686)
Variable CoinToken._transferFromExcluded(address,address,uint256).rTransferAmount (#703) is too similar to CoinToken._transferBothExcluded(address,address,uint256).tTransferAmount (#719)
Variable CoinToken.reflectionFromToken(uint256,bool).rTransferAmount (#580) is too similar to CoinToken._bothTransferContent(address,address,uint256,uint256,uint256,uint256).tTransferAmount (#727)
Variable CoinToken._transferFromExcluded(address,address,uint256).rTransferAmount (#703) is too similar to CoinToken._transferStandard(address,address,uint256).tTransferAmount (#671)
Variable CoinToken._transferBothExcluded(address,address,uint256).rTransferAmount (#719) is too similar to CoinToken._transferToExcluded(address,address,uint256).tTransferAmount (#686)
Variable CoinToken._transferFromExcluded(address,address,uint256).rTransferAmount (#703) is too similar to CoinToken._getValues(uint256).tTransferAmount (#746)
Variable CoinToken._standardTransferContent(address,address,uint256,uint256).rTransferAmount (#679) is too similar to CoinToken._transferStandard(address,address,uint256).tTransferAmount (#671)
Prevent variables from having similar names.

Additional information: link

CoinToken._GRANULARITY (#459) should be constant
CoinToken._MAX (#457) should be constant
Add the constant attributes to state variables that never change.

Additional information: link

owner() should be declared external:
- Ownable.owner() (#406-408)
renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (#425-428)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (#434-438)
name() should be declared external:
- CoinToken.name() (#497-499)
symbol() should be declared external:
- CoinToken.symbol() (#501-503)
decimals() should be declared external:
- CoinToken.decimals() (#505-507)
totalSupply() should be declared external:
- CoinToken.totalSupply() (#509-511)
balanceOf(address) should be declared external:
- CoinToken.balanceOf(address) (#513-516)
transfer(address,uint256) should be declared external:
- CoinToken.transfer(address,uint256) (#518-521)
allowance(address,address) should be declared external:
- CoinToken.allowance(address,address) (#523-525)
approve(address,uint256) should be declared external:
- CoinToken.approve(address,uint256) (#527-530)
transferFrom(address,address,uint256) should be declared external:
- CoinToken.transferFrom(address,address,uint256) (#532-536)
increaseAllowance(address,uint256) should be declared external:
- CoinToken.increaseAllowance(address,uint256) (#538-541)
decreaseAllowance(address,uint256) should be declared external:
- CoinToken.decreaseAllowance(address,uint256) (#543-546)
isExcluded(address) should be declared external:
- CoinToken.isExcluded(address) (#548-550)
totalFees() should be declared external:
- CoinToken.totalFees() (#553-555)
totalBurn() should be declared external:
- CoinToken.totalBurn() (#557-559)
totalCharity() should be declared external:
- CoinToken.totalCharity() (#561-563)
deliver(uint256) should be declared external:
- CoinToken.deliver(uint256) (#565-572)
reflectionFromToken(uint256,bool) should be declared external:
- CoinToken.reflectionFromToken(uint256,bool) (#574-583)
updateFee(uint256,uint256,uint256) should be declared external:
- CoinToken.updateFee(uint256,uint256,uint256) (#618-626)
Use the external attribute for functions never called from the contract.

Additional information: link

Contract has 12% buy tax and 11% sell tax.
Taxes are suspiciously high (over 10%) and contract ownership is not renounced. Token has a high risk of becoming a honeypot.

Number of Binance Smart Chain (BSC) token holders is less than 100. Token is either dead or inactive. Ignore for presale.

Average 30d PancakeSwap volume is low.

Average 30d PancakeSwap liquidity is low.

Average 30d number of PancakeSwap swaps is low.

Token is deployed only at one blockchain

Token has only one trading pair

Unable to find website, listings and other project-related information

Young tokens have high risks of scam / price dump / death

Token has no active CoinGecko listing / rank

Token has no active CoinMarketCap listing / rank

Young tokens have high risks of price dump / death