https://ipcanary.orgRead your connection the way the internet reads it: autonomous system, datacenter and VPN signals, WebRTC and DNS leak tests, TLS handshake detail and browser fingerprint surface.https://ipcanary.org/guides/dns-leak-fix-windowshttps://ipcanary.org/guides/dns-leak-fix-windowsA DNS leak fix for Windows 11 that actually works: verify the leak with nslookup, pin DNS per adapter, disable smart multi-homed name resolution, and re-test.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/dns-leak-fix-macoshttps://ipcanary.org/guides/dns-leak-fix-macosFix a DNS leak on macOS: read the real resolver order with scutil --dns, pin servers per service, handle the mDNSResponder cache, and stop IPv6 side channels.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/webrtc-leak-explainedhttps://ipcanary.org/guides/webrtc-leak-explainedA WebRTC leak exposes your real IP through browser peer connections even behind a VPN. Here is how ICE candidates work and how to stop the leak per browser.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/what-is-an-asnhttps://ipcanary.org/guides/what-is-an-asnAn ASN identifies the network your IP belongs to. Learn what an ASN is, how to look yours up, and why sites treat AS7922 and AS16509 completely differently.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/ipv4-vs-ipv6https://ipcanary.org/guides/ipv4-vs-ipv6IPv4 vs IPv6 explained practically: address formats, why IPv6 broke your VPN, how Happy Eyeballs picks a protocol, and what to check on your own connection.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/why-is-my-ip-location-wronghttps://ipcanary.org/guides/why-is-my-ip-location-wrongYour IP location is wrong because IP addresses hold no location data at all. How geolocation databases are really built, why they fail, and how to fix yours.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/vpn-not-working-streaminghttps://ipcanary.org/guides/vpn-not-working-streamingYour VPN stopped working with streaming because the platform reads the exit ASN, your DNS resolver and your GPS. How detection works and what actually helps.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/detect-if-vpn-is-leakinghttps://ipcanary.org/guides/detect-if-vpn-is-leakingDetect a VPN leak yourself: check IPv4 and IPv6 exits, DNS resolver egress, WebRTC candidates, the routing table, and the reconnect window where leaks start.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/cgnat-explainedhttps://ipcanary.org/guides/cgnat-explainedCGNAT puts hundreds of subscribers behind one public IP. Learn how to detect carrier-grade NAT, what it breaks, and the four ways to get around it.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/static-vs-dynamic-iphttps://ipcanary.org/guides/static-vs-dynamic-ipStatic vs dynamic IP compared honestly: what each costs, when a static address is genuinely required, and why dynamic DNS solves the problem for most people.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/http-headers-privacyhttps://ipcanary.org/guides/http-headers-privacyEvery request sends headers describing your browser, OS, language and referrer. What each one leaks, how much entropy it carries, and what you can change.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/tls-fingerprintinghttps://ipcanary.org/guides/tls-fingerprintingTLS fingerprinting identifies your client from the encrypted handshake itself, before any HTTP data. Learn how JA3 and JA4 work and why curl gets blocked.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/residential-vs-datacenter-iphttps://ipcanary.org/guides/residential-vs-datacenter-ipResidential vs datacenter IPs decide how much friction you meet online. How sites classify addresses by ASN, rDNS and reputation, and how to check your own.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/dns-over-https-guidehttps://ipcanary.org/guides/dns-over-https-guideDNS over HTTPS encrypts your lookups so your ISP cannot read them. Here is what DoH does and does not protect, the provider list, and when to leave it off.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/ip-blacklist-check-guidehttps://ipcanary.org/guides/ip-blacklist-check-guideAn IP blacklist check tells you which DNSBL listed you and why. Learn how listings work, the real causes, and the delisting process that actually works.Thu, 13 Aug 2026 00:00:00 GMThttps://ipcanary.org/guides/router-port-forwarding-vs-vpnhttps://ipcanary.org/guides/router-port-forwarding-vs-vpnPort forwarding vs VPN: one exposes a service to the internet, the other extends your network privately. Learn which solves your problem and how to set it up.Thu, 13 Aug 2026 00:00:00 GMT