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Massscanning the Internet - Defcon 22 (2014)

vissago · 109.1K views · 2014-10-01 · 48:47

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Overview

A DEF CON 22 panel with Rob Graham, Paul McMillan and Dan Tentler on the quirks of scanning the entire internet with masscan. They discuss how fast IPv4 can be scanned and what the results reveal.

On Hacker News

HN cites it as evidence that scanning the whole IPv4 address space is trivial and takes only minutes to hours.

Discussed on HN; no positive recommendation is recorded in this export · HN mentions 2014–2019

Topics

Security & hackingNetworking & internet infrastructure
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masscandefconipv4 scanningnetwork securitysecurity research

What people said

kayfox · 2019-09 · Reference

That's probably the DEFCON talk the parent poster is talking about: Massscanning the Internet - Defcon 22 (2014) [VIDEO]

Read the original HN comment ↗
phatfish · 2015-06 · Reference

These guys will tell you: [VIDEO] It is trivial to scan the whole ipv4 address space. I think the guys in this video did it in 40mins or so while presenting.

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sysk · 2014-12 · Reference

As a side note, I recently learned that it was possible to scan the whole Internet in a few hours on a regular connection: [VIDEO]

Read the original HN comment ↗

Sources

Video by vissago, played through YouTube.

Data and selection notes

HN summaries and labels may contain AI errors. HN dates refer to discussions, not video publication.

HN Library: HackerTube export (2026-10-31) and open-index/hacker-news. Upstream summaries and classifications may contain AI errors.

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