Compare ISP and residential proxies by identity continuity, geography, traffic cost and target restrictions, with a small session snapshot to ground your choice.
Find an IP address's announcing ASN, check registration separately, and export repeatable results with Python. See what our small lookup snapshot revealed.
Learn how port forwarding maps public traffic to a private service, how to configure and test it, and how to troubleshoot NAT and firewall problems...
Learn how DNS over HTTPS protects lookups, where its privacy stops, how to configure it, and what our small Linux snapshot reveals about DNS through...
Set up a loopback-bound SSH SOCKS tunnel, configure browser and curl DNS, verify routing, and troubleshoot failures with a clearly scoped local test.
Learn how SNI selects HTTPS certificates, what ISPs and proxies can see, how ECH changes hostname privacy, and how to diagnose certificate selection problems.
Diagnose certificate trust errors with clear checks for visitors, site owners and developers, including localhost certificates, missing intermediates and corporate proxies.
What a torrent site mirror actually is, who runs them and why, the four ways they monetise visitors, and why a commercial proxy has nothing...
What carrier-grade NAT is, why mobile addresses are shared at scale, what that does to geolocation, blocking and trust scores, and why mobile proxies behave...
What a VPS actually gives you, what a proxy gives you, why one VPS is one address, and the four situations where each is the...
State/City/Zip/ASN Targeting 
