QA Report

[code423n4]

1) Avoid floating pragmas.

Instances include all the files under scope.

1. pragma solidity ^0.8.4;
2. pragma solidity ^0.8.4;
3. pragma solidity ^0.8.4;
4. pragma solidity >=0.8.4;
5. pragma solidity ^0.8.4;
6. pragma solidity ^0.8.4;
7. pragma solidity ^0.8.4;
8. pragma solidity ^0.8.4;
9. pragma solidity >=0.8.4;
10. pragma solidity >=0.8.4;
11. pragma solidity >=0.8.4;
12. pragma solidity >=0.8.4;
13. pragma solidity >=0.8.4;
14. pragma solidity >=0.8.4;
15. pragma solidity ^0.8.4;
16. pragma solidity ^0.8.4;
17. pragma solidity >=0.8.4;
18. pragma solidity >=0.8.4;
19. pragma solidity >=0.8.4;
20. pragma solidity ^0.8.4;

2) For readability’s sake, use uint256 explicitly instead of uint.

Multiple instances in the following files:

1. DNSSECImpl.sol
2. BytesUtils.sol
3. RRUtils.sol
4. StringUtils.sol
5. BytesUtil.sol