A growing library of browser tools and deep technical guides for IT professionals.
Check an IP address, file hash, URL, or domain against VirusTotal, AbuseIPDB, AlienVault OTX, GreyNoise, and abuse.ch's ThreatFox/URLhaus/MalwareBazaar in one place.
Grab a full-page screenshot of any public URL, right in your browser. Powered by thum.io's free screenshot service.
Look up the vendor/manufacturer of a MAC address using the official IEEE OUI registry (53,000+ assignments). Runs entirely in your browser.
Look up Win32 errors, NTSTATUS values, and HRESULT codes in one search — auto-detects hex, decimal, or symbolic name, and decodes an HRESULT's severity/facility/code bits (resolving the common Win32-wrapped case automatically). Runs entirely in your browser.
Breaks down a shell command into its syntax, what each command and flag actually does, and a plain-English summary of what the whole thing will do. Runs entirely in your browser.
Test a regular expression against sample text with live match highlighting and capture groups, plus a plain-English breakdown of every character class, group, quantifier, assertion, and flag — with a catastrophic-backtracking heuristic warning. Runs entirely in your browser.
A server won't start, and the error is some variant of EADDRINUSE — "address already
A script needs to tell someone when something happens — a job failed, a threshold
"The AI searched the web" or "the AI ran the code" makes it sound like the model
If you're hosting a static site that'll eventually carry ads or affiliate links, the
A 1.2GB image for an app whose actual code is a few megabytes is one of the most
A model stating something false with exactly the same tone of confidence it uses