Free VPN & privacy tools

No signup, no catch. The same checks we use to prove the product works, plus the WireGuard, password, and network utilities we reach for ourselves.

IP & location

What is my IP address?
See your public IP address instantly, IPv4 and IPv6, plus what it reveals about you. Free, no signup.
IP address lookup
Look up any IP address: location, ISP, ASN, and network details. Free, no signup.
Reverse DNS (PTR) lookup
Find the hostname (PTR record) behind any IP address. Free reverse DNS lookup, no signup.
Subnet / CIDR calculator
Calculate network address, broadcast, host range, and host count from any IPv4 CIDR. Free, instant, in your browser.
WHOIS lookup
Look up WHOIS records for any domain or IP: registrar, registration and expiry dates, nameservers, status, and the network owner. Free, no signup.

Leak & privacy tests

Is my VPN working?
One-click VPN check: IP, IPv6, DNS, and WebRTC leak tests combined into a single pass/fail verdict. Free, no signup.
DNS leak test
Run a free DNS leak test to check whether your VPN is leaking DNS queries to your ISP. No signup.
WebRTC leak test
Check whether your browser is leaking your real IP address through WebRTC, even with a VPN active. Free, instant.
IPv6 leak test
Check whether your connection is leaking an IPv6 address around your VPN. Free IPv6 leak test, no signup.
VPN timezone leak test
Check whether your browser's timezone gives away your real location while your VPN says you're somewhere else. Free.
Browser fingerprint test
See what your browser reveals (screen, timezone, fonts, GPU, and more) that can identify you even without cookies. Free.
What is my user agent?
See the exact User-Agent string your browser sends, parsed into browser, operating system, and device, and what it reveals about you. Free.
Torrent IP leak test
Check the IP address your BitTorrent client reveals to peers: add our magnet/tracker link and confirm whether your VPN actually covers P2P traffic. Free.

WireGuard & keys

WireGuard config generator
Generate a WireGuard key pair and config file in your browser. Keys are created locally and never sent anywhere.
WireGuard key generator
Generate a WireGuard public/private key pair in your browser. Curve25519, created locally, never transmitted.
WireGuard preshared key generator
Generate a WireGuard preshared key (PSK) in your browser for an extra layer of post-quantum-resistant symmetric encryption.
WireGuard MTU calculator
Calculate the right WireGuard tunnel MTU and TCP MSS clamp from your link MTU, accounting for IPv4/IPv6 overhead. Fixes stalls and slow throughput. Free.

Passwords & crypto

Strong password generator
Generate strong, random passwords in your browser. Adjustable length and character sets. Nothing is stored or sent.
Passphrase generator (diceware)
Generate memorable, strong passphrases from random words (diceware-style). Created in your browser, never sent.
Password strength tester
Check how strong a password is and roughly how long it would take to crack. Runs entirely in your browser.
Hash generator (SHA-256 & more)
Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes of any text, in your browser. Free, instant.
UUID & token generator
Generate random UUIDs (v4) and secure random tokens in your browser. Free, instant, never transmitted.
Base64 encode / decode
Encode text to Base64 or decode Base64 back to text, with full UTF-8 support. Runs in your browser and nothing is sent. Free.
AES key generator
Generate a cryptographically secure AES key (128/192/256-bit) plus a random IV, shown in hex and Base64. Created in your browser, never sent.

Network diagnostics

DNS lookup tool
Look up DNS records (A, AAAA, MX, TXT, NS, CNAME) for any domain, over secure DNS-over-HTTPS. Free, in your browser.
HTTP security headers checker
Fetch any URL's HTTP response headers and grade its security headers (HSTS, CSP, X-Frame-Options, and more). Free.
SSL/TLS certificate checker
Check any site's SSL/TLS certificate: issuer, validity dates, and days until expiry. Free, no signup.
Open port checker
Check whether a TCP port is open and reachable on any host. Free open-port checker, no signup.
DNS-over-HTTPS (DoH) test
Test whether your browser can reach public DNS-over-HTTPS resolvers (Cloudflare, Google, Quad9) and compare their latency. Free, runs in your browser.
Ping / latency test (TCP)
Measure TCP round-trip latency to any host: min, average, and max connect time over several samples. A quick reachability and latency check. Free.
Internet speed test
Test your download and upload speed and latency right in your browser: no Flash, no app, no signup. Free.
MAC address generator
Generate a random, valid MAC address (locally-administered, unicast) in your browser: for MAC randomization and testing. Free, instant.