CHECKNET / CONTROL CENTRE
Network diagnostics.
Inspect a target. Trace the details. Get a clearer view of your network.
TOOLS
Run a diagnostic
01 / TARGETChoose a tool and enter the target to investigate.
QUICK ACCESS / Check your public IP
Diagnostic map
TOOL SHORTCUTSBrowser intelligence
Explore your browser’s fingerprint, privacy signals, and capabilities.
Inspect browserCertificate inspection
Inspect a site’s TLS certificate, issuer, and expiry before you connect.
Check a certificateGlobal DNS propagation
Check how a domain resolves across DNS servers around the world.
Explore propagationDiagnostic toolkit
14 utilities for network, domain, and security analysis.
Check IP
Find information about any IP address.
WHOIS
Retrieve WHOIS information for domains.
DNS
Get DNS records for any domain.
Browser CheckNEW
See what your browser reveals about itself.
SSL Certificate
Check SSL/TLS certificates and validity.
HTTP Headers
Inspect HTTP response headers and security.
DNS Propagation
Check DNS propagation across global servers.
Subnet Calculator
Calculate subnet details from CIDR notation.
URL Parser
Parse URLs and encode/decode strings.
Blacklist Checker
Check if an IP or domain is blacklisted.
Regex Generator
Generate regex patterns for provided strings.
AI Model TrackerNEW
Compare recent AI model launches, API prices and benchmarks.
Ping
Ping a site and display its information.
Service Status
Check status of major services like Google, Facebook, OpenAI.
Command-line access
Plain-text output. No API key required.
$ curl https://checknet.uk/txt/checkip