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@v0idd0/portcheck

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portcheck — fast TCP port scanner with service fingerprints. Single host or CIDR, named-service lookup, JSON or table output. Free forever from vøiddo.

4
Versions
MIT
License
No
Install Scripts
Missing
Provenance

Supply chain provenance

Status for the latest visible version.

No SLSA provenance npm registry signatures gitHead linked

Without SLSA provenance there is no cryptographic link between this tarball and the public source — the axios compromise (March 2026) relied on exactly this gap.

Maintainers

v0iddo

Keywords

portchecklocal-port-scannerportscantcpudpnetworknetwork-debuggingportsopen-portslistening-portslistening-socketsport-3000what-is-listeningkill-portlsof-alternativess-alternativenetstat-alternativeport-debuggersocket-inspectorclidevopsdeveloper-toolsvoiddoport-scannernetwork-toolfingerprintsysadminlocalhost

Versions (showing 4 of 4)

Version Deps Published
1.0.3 0 / 0
1.0.2 0 / 0
1.0.1 0 / 0
1.0.0 0 / 0

v1.0.3

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v1.0.2

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v1.0.0

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.