Live DNS
Resolver Diff
Compare Cloudflare standard, malware-filtered, and family-filtered DNS answers.
Investigation
Describe the connection
Field capture commands
Outcome
Readable diagnosis
Waiting
Add a certificate chain and run the analyzer. The console will explain who signed whom, what the client is likely to trust, and where the connection can fail.
0
certificates
0
issues
0
chain depth
The trust graph will appear here.
Run a scenario
Waiting
Deployment planning workflow
- Capture the live server chain with SNI.
- Upload the target client root store.
- Confirm the terminating root fingerprint, not just the root name.
- Simulate planned root additions/removals before touching production.
- Retest strict clients that do not fetch missing intermediates.
Addressing
IPv4 Subnet Planner
Plan usable ranges, masks, wildcard masks, and right-sized prefixes.
Firewall
Path Test Builder
Generate Windows, Linux, and curl commands for firewall evidence capture.
Performance
MTU / MSS Planner
Calculate safe tunnel MTU, TCP MSS, and ping payload tests.
TLS Evidence
Handshake Command Center
Generate OpenSSL, curl, PowerShell, and chain extraction commands.