Start every IT issue with the right diagnostic.
Do not guess when networks, devices or peripherals fail. Select the problem you are facing and use a free tool to complete the first diagnostic step.
What problem are you facing?
Is my internet slow?
Test the current connection and compare it with the NAS-side result.
Can’t reach a website or service?
Check DNS, ports, and basic network connectivity.
Is this domain healthy?
Review domain, IP, registrar, and nameserver information.
What are this computer’s specs?
Collect CPU, memory, browser, and device details quickly.
Camera not working?
Preview the camera and confirm browser access.
Microphone or speaker issue?
Test mic level and basic audio playback.
Keyboard or mouse issue?
Check key presses, clicks, and scroll response.
Screen display problem?
Check pixels, colors, and fullscreen display.
Need text or data conversion?
Use QR, hash, JSON, UUID, and other engineering utilities.
DNS Lookup
A / AAAA / MX / TXT lookup
Port Check
Host / TCP port reachability
JSON Formatter
Format / minify / validate JSON
Hash Generator
SHA-256 / SHA-1 / MD5 helper
JWT Decoder
Decode header and payload locally
Timestamp Converter
Unix time / local time conversion
URL Encoder
Encode / decode URLs safely
UUID Generator
Create random UUID values locally
Password Strength
Local-only password quality check