A probe that never read the SMTP greeting answered 250 for every address. Three checks in one day that reported success while measuring nothing.
Indie developer building command-line tools for Linux auditing and B2B data extraction.
Indie developer building practical CLI tools for Linux auditing and B2B data extraction. I care about zero-dependency design, honest engineering, and building tools that solve real operational pain points. Currently maintaining Vaultcheck and NPILift.
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