VanquishNet · authorized network checks
Online Network Scanner
Use the existing DNS, SSL / security headers, HTTP headers, IP information, WHOIS, ping / latency, and port tools without installing software. Requests are sent to the scanner service; these checks are not browser-local.
Permission comes first
Only scan systems you own or have explicit written permission to test. Unauthorized scanning may be illegal. Results are diagnostic information, not a penetration test, certification, or assurance that a system is secure.
Port Scanner
Scan TCP ports on your own public IP
Only scan systems you own or have explicit written permission to test. Unauthorized scanning may be illegal.
Choose the right tool for the job
For discovery on your own local network, see the Windows desktop scanner. For planning or local password checks, return to the tools hub. If a result is unclear, discuss it before making changes to business systems.