Network Tools
Command Line Tests
ping · dig · nmap · ciphers · MTR
DNS Checker & Propagation Test
Resolve & compare across global resolvers
BGP Lookup
Prefix, RPKI & upstream transit
Network Validation
Multi-iteration connectivity checks
Basic Port Scan
Quick TCP port sweep
Security Tools
IP Intelligence
Geo, ASN, rDNS & IP quality score
IP Reputation
Check an IP against spam/abuse blocklists
Email Domain Security
SPF · DKIM · DMARC · MTA-STS graded
Exposure Tester
Test App Firewall rules by doing real protocol handshakes, not just a SYN
Device Fingerprint
Identify the device: OS, appliance & gateway type
Certificate Scanner
Sweep a subnet or list for certs
SSL Server Test
Grade a server's TLS, A+ to F
HTTP Headers & Redirects
Trace redirects & grade security headers
Subdomain Finder
Enumerate subdomains from CT logs
Proxy Tools
Validate Proxy Enforcement
Opens iframes to test Zscaler / Netskope policy
TLS Inspection Detector
Is your HTTPS being decrypted by a SASE/SWG?
DLP Exfiltration Test
Will your DLP block the upload?
Website Category Check
Category & risk for up to 25 URLs
My IP Info
Your IP, headers & proxy detection
HTTP/2 vs HTTP/1.1
Is your proxy blocking HTTP/2?
WebRTC Leak Test
Does WebRTC leak your IP past the VPN/proxy?
Utilities & Lookups
Utilities & Lookups
Subnet calc · MAC OUI · whois · cert tools