TLS Inspection
Certificate chain validation, expiry warnings, cipher analysis, and ALPN negotiation. Know exactly what's securing your connection.
Sango - Edge Diagnostics Demo
Edge diagnostics for the modern web. Enter a URL to analyze.
Usage
# Full endpoint assessment
sango https://example.com
TLS
Subject example.com
Issuer DigiCert TLS RSA SHA256 2020 CA1
Valid 318 days remaining
Protocol TLSv1.3
Cipher TLS_AES_256_GCM_SHA384
HTTP
Status 200 OK
Protocol HTTP/2
Server ECAcc (sed/58AB)
Security Headers
HSTS present (max-age=31536000)
CSP missing
X-Frame DENY
Latency
DNS 12ms
TCP 24ms
TLS 48ms
TTFB 89ms
Total 173ms
Health Healthy (2 issues)
# JSON output for CI/CD pipelines
sango https://example.com -f json
{
"target": "https://example.com",
"health": "Healthy",
"status_code": 200,
"tls": {
"subject": "example.com",
"days_remaining": 318,
"protocol": "TLSv1.3"
},
"timing": {
"dns_ms": 12,
"tcp_ms": 24,
"tls_ms": 48,
"ttfb_ms": 89,
"total_ms": 173
},
"issues": [
{"severity": "Medium", "message": "Missing CSP header"}
]
}
# Only check specific modules
sango https://example.com --only tls,headers
TLS
Subject example.com
Issuer DigiCert TLS RSA SHA256 2020 CA1
Valid 318 days remaining
Protocol TLSv1.3
Cipher TLS_AES_256_GCM_SHA384
Security Headers
HSTS present (max-age=31536000)
CSP missing
X-Frame DENY
X-Content nosniff
Referrer strict-origin-when-cross-origin
Skipped: http, latency, seo, aeo, techstack, discovery
# Compact output for quick checks
sango https://example.com -f compact
healthy example.com tls=ok h2=yes hsts=yes csp=no ttfb=89ms issues=2
What Sango Checks
Security Headers
HSTS, CSP, X-Frame-Options, COOP/COEP analysis. Get actionable recommendations for hardening your security posture.
Protocol Detection
HTTP/1.1, HTTP/2, and HTTP/3 support detection. Understand your protocol stack and optimization opportunities.
Latency Breakdown
DNS, TCP, TLS handshake, and TTFB timing. Pinpoint exactly where your connection is slow.
SEO Analysis
Title, meta description, Open Graph, canonical URLs, heading structure. Ensure search engines understand your content.
AEO Readiness
Schema.org markup, JSON-LD extraction, semantic HTML scoring. Prepare your content for AI agents and LLMs.
Tech Stack Detection
Identify frameworks, CDNs, CMS platforms, and analytics. Understand what powers any website.
Content Intelligence
Content-type detection, compression analysis, response sizes. Know exactly what's being served.