Q: What is the primary function of grepcidr?

A: grepcidr is a command-line utility designed to filter IP addresses based on IPv4 CIDR/network specifications. It processes input data and outputs only IP addresses that match specified network ranges.

Q: How can I install grepcidr on my system?

A: grepcidr is available through multiple package managers. You can install it on Debian systems with the "grepcidr" package, on Gentoo systems with "sys-apps/grepcidr", and on macOS with Homebrew using the formula name "grepcidr".

Q: What network protocols does grepcidr support?

A: According to its description, grepcidr specifically supports IPv4 CIDR/network specifications, filtering IP addresses that match these network ranges.

Q: Where can I find more information about grepcidr?

A: grepcidr is documented on Freshmeat at "http://freshmeat.sourceforge.net/projects/grepcidr", which provides additional details about the project.

Q: What category of software does grepcidr belong to?

A: grepcidr is classified as both a software utility and a computer program, falling under the category of networking tools and system administration software.

grepcidr

Filter IP addresses matching IPv4 CIDR/network specification

SoftwareApplication software Q110474656

Facts

1 property

Instance of: software, computer program^[2]

🏷️ Also known as

en grepcidr

🔖 Identifiers · 5

Debian stable package: grepcidr
Described at URL: freshmeat.sourceforge.net
Gentoo package: sys-apps/grepcidr
Homebrew formula name: grepcidr
OSDN project: freshmeat_grepcidr

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🔗 Connections

Instance of 2

software, computer program

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Summary

grepcidr is a software^[1].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

[2] ↑ grepcidr — instance of (P31): computer program. wikidata.org.

Class ancestry

[1] ↑ grepcidr is an instance of software (Q7397) [P31, primary]. Wikidata. wikidata.org.

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BibTeX

@misc{4ortxyz_grepcidr_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{grepcidr}}, year = {2026}, url = {https://4ort.xyz/entity/grepcidr}, note = {Accessed: 2026-03-18}}

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