Your Connection

Your IPv4 Address
Detecting...
Your IPv6 Address
Detecting...
Security

Security & Privacy Tests

WebRTC Leak Detection
DNS Resolver & Leak Test
DNS & EDNS Information
IPv6 Readiness Test
Browser Fingerprint Test
TLS/SSL Security
Server-Observed Connection
Performance

Network Performance Tests

Speed Test (Download & Upload)
Connection Quality (Jitter & Packet Loss)
Global Latency Test (13 Regions)
Quick Connectivity Test
Ping a Host (HTTP latency)
Lookup Tools

Network Lookup Tools

IP Address Lookup
DNS Lookup
RDAP / WHOIS Lookup
ASN / BGP Lookup
Email Security (SPF / DKIM / DMARC / MX)
HTTP Security Headers
Certificate (CT Logs)
Settings

Settings

Configure DNS options without editing source. Saved in your browser only.

DNS Configuration
Used by the DNS Lookup tool and added to the resolver comparison.
Resolves NextDNS against your profile (dns.nextdns.io/<id>).
Resolves ControlD against your endpoint (dns.controld.com/<id>).
Resolves AdGuard against your device (d.adguard-dns.com/dns-query/<id>).