Networking

Quick checks, validators, and utilities—built for daily ops. No signup needed for basic use.

AllSecurity & SSLKubernetesAWS UtilitiesCI/CDObservabilityNetworkingUtilities

DNS Propagation Checker

Check DNS propagation status across global nameservers.

FreeDNS
Open

Port Scanner

Check open ports and running services on your hosts.

FreeSecurity
Open

Redirection Checker

Trace HTTP redirect chains, status codes, and final URLs.

FreeUtilities
Open