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Virgo Token

About Virgo

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Token 12 days

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Laser Scorebeta Last Audit: 6 August 2022

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Token seems to be anonymous. As long as we are unable to find website score is limited.

Virgo._winnerDraw(uint256) (#615-630) uses a weak PRNG: "index = uint256(hash) % players.length (#618)"
Do not use block.timestamp, now or blockhash as a source of randomness

Additional information: link

Virgo._owner (#426) shadows:
- Ownable._owner (#365)
Remove the state variable shadowing.

Additional information: link


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

Contract locking ether found:
Contract Virgo (#418-718) has payable functions:
- Virgo.receive() (#574)
But does not have a function to withdraw the ether
Remove the payable attribute or add a withdraw function.

Additional information: link

Virgo._getTValues(uint256) (#686-691) performs a multiplication on the result of a division:
-tFee = tAmount.div(100).mul(2) (#687)
Virgo._getTValues(uint256) (#686-691) performs a multiplication on the result of a division:
-bonusFee = tAmount.div(100).mul(3) (#688)
Consider ordering multiplication before division.

Additional information: link

Virgo.allowance(address,address).owner (#478) shadows:
- Ownable.owner() (#381-383) (function)
Virgo._approve(address,address,uint256).owner (#566) shadows:
- Ownable.owner() (#381-383) (function)
Rename the local variables that shadow another component.

Additional information: link

Virgo.setMaxTxPercent(uint256) (#512-516) should emit an event for:
- _maxTxAmount = _tTotal.mul(maxTxPercent).div(10 ** 2) (#513-515)
Emit an event for critical parameter changes.

Additional information: link

Address.isContract(address) (#247-256) uses assembly
- INLINE ASM (#254)
Address._functionCallWithValue(address,bytes,uint256,string) (#340-361) uses assembly
- INLINE ASM (#353-356)
Virgo.isContractaddr(address) (#576-580) uses assembly
- INLINE ASM (#578)
Do not use evm assembly.

Additional information: link

Virgo.includeAccount(address) (#553-564) has costly operations inside a loop:
- _excluded.pop() (#560)
Use a local variable to hold the loop computation result.

Additional information: link

Address._functionCallWithValue(address,bytes,uint256,string) (#340-361) is never used and should be removed
Address.functionCall(address,bytes) (#300-302) is never used and should be removed
Address.functionCall(address,bytes,string) (#310-312) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#325-327) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256,string) (#335-338) is never used and should be removed
Address.isContract(address) (#247-256) is never used and should be removed
Address.sendValue(address,uint256) (#274-280) is never used and should be removed
Context._msgData() (#9-12) is never used and should be removed
SafeMath.mod(uint256,uint256) (#207-209) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#223-226) is never used and should be removed
Remove unused functions.

Additional information: link

Low level call in Address.sendValue(address,uint256) (#274-280):
- (success) = recipient.call{value: amount}() (#278)
Low level call in Address._functionCallWithValue(address,bytes,uint256,string) (#340-361):
- (success,returndata) = target.call{value: weiValue}(data) (#344)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence

Additional information: link

Constant Virgo._tTotal (#433) is not in UPPER_CASE_WITH_UNDERSCORES
Variable Virgo._maxTxAmount (#440) is not in mixedCase
Follow the Solidity naming convention.

Additional information: link

Redundant expression "this (#10)" inContext (#4-13)
Remove redundant statements if they congest code but offer no value.

Additional information: link

Variable Virgo._transferToExcluded(address,address,uint256).rTransferAmount (#644) is too similar to Virgo._transferBothExcluded(address,address,uint256).tTransferAmount (#664)
Variable Virgo._transferFromExcluded(address,address,uint256).rTransferAmount (#654) is too similar to Virgo._transferStandard(address,address,uint256).tTransferAmount (#634)
Variable Virgo._getValues(uint256).rTransferAmount (#682) is too similar to Virgo._transferBothExcluded(address,address,uint256).tTransferAmount (#664)
Variable Virgo._transferBothExcluded(address,address,uint256).rTransferAmount (#664) is too similar to Virgo._transferBothExcluded(address,address,uint256).tTransferAmount (#664)
Variable Virgo._transferFromExcluded(address,address,uint256).rTransferAmount (#654) is too similar to Virgo._transferFromExcluded(address,address,uint256).tTransferAmount (#654)
Variable Virgo._transferToExcluded(address,address,uint256).rTransferAmount (#644) is too similar to Virgo._transferToExcluded(address,address,uint256).tTransferAmount (#644)
Variable Virgo._transferToExcluded(address,address,uint256).rTransferAmount (#644) is too similar to Virgo._getValues(uint256).tTransferAmount (#680)
Variable Virgo._getValues(uint256).rTransferAmount (#682) is too similar to Virgo._transferToExcluded(address,address,uint256).tTransferAmount (#644)
Variable Virgo._getValues(uint256).rTransferAmount (#682) is too similar to Virgo._getValues(uint256).tTransferAmount (#680)
Variable Virgo._transferBothExcluded(address,address,uint256).rTransferAmount (#664) is too similar to Virgo._getValues(uint256).tTransferAmount (#680)
Variable Virgo.reflectionFromToken(uint256,bool).rTransferAmount (#533) is too similar to Virgo._transferBothExcluded(address,address,uint256).tTransferAmount (#664)
Variable Virgo._transferFromExcluded(address,address,uint256).rTransferAmount (#654) is too similar to Virgo._transferBothExcluded(address,address,uint256).tTransferAmount (#664)
Variable Virgo._transferToExcluded(address,address,uint256).rTransferAmount (#644) is too similar to Virgo._transferStandard(address,address,uint256).tTransferAmount (#634)
Variable Virgo._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#697) is too similar to Virgo._transferBothExcluded(address,address,uint256).tTransferAmount (#664)
Variable Virgo._getValues(uint256).rTransferAmount (#682) is too similar to Virgo._transferStandard(address,address,uint256).tTransferAmount (#634)
Variable Virgo._transferToExcluded(address,address,uint256).rTransferAmount (#644) is too similar to Virgo._transferFromExcluded(address,address,uint256).tTransferAmount (#654)
Variable Virgo._transferFromExcluded(address,address,uint256).rTransferAmount (#654) is too similar to Virgo._transferToExcluded(address,address,uint256).tTransferAmount (#644)
Variable Virgo.reflectionFromToken(uint256,bool).rTransferAmount (#533) is too similar to Virgo._getValues(uint256).tTransferAmount (#680)
Variable Virgo._transferFromExcluded(address,address,uint256).rTransferAmount (#654) is too similar to Virgo._getValues(uint256).tTransferAmount (#680)
Variable Virgo._getValues(uint256).rTransferAmount (#682) is too similar to Virgo._getTValues(uint256).tTransferAmount (#689)
Variable Virgo._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#697) is too similar to Virgo._getValues(uint256).tTransferAmount (#680)
Variable Virgo._getValues(uint256).rTransferAmount (#682) is too similar to Virgo._transferFromExcluded(address,address,uint256).tTransferAmount (#654)
Variable Virgo._transferStandard(address,address,uint256).rTransferAmount (#634) is too similar to Virgo._transferBothExcluded(address,address,uint256).tTransferAmount (#664)
Variable Virgo._transferStandard(address,address,uint256).rTransferAmount (#634) is too similar to Virgo._transferStandard(address,address,uint256).tTransferAmount (#634)
Variable Virgo._transferToExcluded(address,address,uint256).rTransferAmount (#644) is too similar to Virgo._getTValues(uint256).tTransferAmount (#689)
Variable Virgo._transferStandard(address,address,uint256).rTransferAmount (#634) is too similar to Virgo._getValues(uint256).tTransferAmount (#680)
Variable Virgo.reflectionFromToken(uint256,bool).rTransferAmount (#533) is too similar to Virgo._getTValues(uint256).tTransferAmount (#689)
Variable Virgo.reflectionFromToken(uint256,bool).rTransferAmount (#533) is too similar to Virgo._transferFromExcluded(address,address,uint256).tTransferAmount (#654)
Variable Virgo._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#697) is too similar to Virgo._transferToExcluded(address,address,uint256).tTransferAmount (#644)
Variable Virgo._transferStandard(address,address,uint256).rTransferAmount (#634) is too similar to Virgo._getTValues(uint256).tTransferAmount (#689)
Variable Virgo._transferStandard(address,address,uint256).rTransferAmount (#634) is too similar to Virgo._transferFromExcluded(address,address,uint256).tTransferAmount (#654)
Variable Virgo._transferBothExcluded(address,address,uint256).rTransferAmount (#664) is too similar to Virgo._transferToExcluded(address,address,uint256).tTransferAmount (#644)
Variable Virgo._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#697) is too similar to Virgo._transferStandard(address,address,uint256).tTransferAmount (#634)
Variable Virgo._transferBothExcluded(address,address,uint256).rTransferAmount (#664) is too similar to Virgo._transferStandard(address,address,uint256).tTransferAmount (#634)
Variable Virgo._transferFromExcluded(address,address,uint256).rTransferAmount (#654) is too similar to Virgo._getTValues(uint256).tTransferAmount (#689)
Variable Virgo.reflectionFromToken(uint256,bool).rTransferAmount (#533) is too similar to Virgo._transferToExcluded(address,address,uint256).tTransferAmount (#644)
Variable Virgo._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#697) is too similar to Virgo._transferFromExcluded(address,address,uint256).tTransferAmount (#654)
Variable Virgo.reflectionFromToken(uint256,bool).rTransferAmount (#533) is too similar to Virgo._transferStandard(address,address,uint256).tTransferAmount (#634)
Variable Virgo._getRValues(uint256,uint256,uint256,uint256).rTransferAmount (#697) is too similar to Virgo._getTValues(uint256).tTransferAmount (#689)
Variable Virgo._transferBothExcluded(address,address,uint256).rTransferAmount (#664) is too similar to Virgo._transferFromExcluded(address,address,uint256).tTransferAmount (#654)
Variable Virgo._transferStandard(address,address,uint256).rTransferAmount (#634) is too similar to Virgo._transferToExcluded(address,address,uint256).tTransferAmount (#644)
Variable Virgo._transferBothExcluded(address,address,uint256).rTransferAmount (#664) is too similar to Virgo._getTValues(uint256).tTransferAmount (#689)
Prevent variables from having similar names.

Additional information: link

Virgo._winnerDraw(uint256) (#615-630) uses literals with too many digits:
- balanceOf(winner) < 1000000000000 * 10 ** 9 (#620)
Use: Ether suffix, Time suffix, or The scientific notation

Additional information: link

Virgo._decimals (#439) should be constant
Virgo._name (#437) should be constant
Virgo._symbol (#438) should be constant
Add the constant attributes to state variables that never change.

Additional information: link

renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (#400-403)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (#409-413)
name() should be declared external:
- Virgo.name() (#449-451)
symbol() should be declared external:
- Virgo.symbol() (#453-455)
decimals() should be declared external:
- Virgo.decimals() (#457-459)
totalSupply() should be declared external:
- Virgo.totalSupply() (#461-463)
getPlayers() should be declared external:
- Virgo.getPlayers() (#465-467)
transfer(address,uint256) should be declared external:
- Virgo.transfer(address,uint256) (#473-476)
allowance(address,address) should be declared external:
- Virgo.allowance(address,address) (#478-480)
approve(address,uint256) should be declared external:
- Virgo.approve(address,uint256) (#482-485)
transferFrom(address,address,uint256) should be declared external:
- Virgo.transferFrom(address,address,uint256) (#487-491)
increaseAllowance(address,uint256) should be declared external:
- Virgo.increaseAllowance(address,uint256) (#493-496)
decreaseAllowance(address,uint256) should be declared external:
- Virgo.decreaseAllowance(address,uint256) (#498-501)
isExcluded(address) should be declared external:
- Virgo.isExcluded(address) (#503-505)
totalFees() should be declared external:
- Virgo.totalFees() (#507-509)
reflect(uint256) should be declared external:
- Virgo.reflect(uint256) (#518-525)
reflectionFromToken(uint256,bool) should be declared external:
- Virgo.reflectionFromToken(uint256,bool) (#527-536)
winningProbability(address) should be declared external:
- Virgo.winningProbability(address) (#582-585)
Use the external attribute for functions never called from the contract.

Additional information: link

Holders:


Token seems to be untradeable: there is no PancakeSwap trading pair and no trading volumes. Ignore for presale.


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


Unable to find Telegram and Twitter accounts


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

Price for Virgo