Overview
Findings
Actions
Details
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AI-Generated Summary
What this means
singhealth.com.sg scored 95/100, demonstrating a strong security posture. Minor improvements are noted below.
Positive signals: TLS Configuration, Known Breaches, DMARC / Email Security all passed.
1 action item identified, including 0 critical. The issues are configuration gaps, not architectural problems. A focused remediation effort of 2–5 days could address all findings.
How singhealth.com.sg compares
Grade distribution across 2598 companies we've scanned. singhealth.com.sg scores better than 96% of them.
83
A+
25
A
190
A-
196
B+
75
B
362
B-
129
C+
114
C
330
C-
119
D+
95
D
252
D-
628
F
singhealth.com.sg — Grade A (95/100)
2598 companies scanned
Security checks
Each check inspects a different part of singhealth.com.sg's public security setup. Green means healthy, yellow needs attention, red is a problem.
Security Headers
3/5 security headers present. Missing: Referrer-Policy, Permissions-Policy.
TLS Configuration
TLSv1.3 negotiated with TLS_AES_128_GCM_SHA256 (128-bit). Strong configuration with no deprecated protocols or weak ciphers detected.
HSTS Header
HSTS enabled: max-age=63072000. includeSubDomains present. Missing preload directive.
CVE Exposure
No server software versions detected in HTTP response headers. This is good practice (version hiding) but means CVE exposure cannot be assessed from external signals alone.
DMARC / Email Security
Strengths: DMARC policy set to quarantine; SPF record present with hard-fail (-all); DKIM configured (selectors: selector1, mail).
DNS Configuration
Strengths: 2 nameservers configured (teresa.ns.cloudflare.com., bart.ns.cloudflare.com.); 2 MX records present; DNSSEC enabled; Zone transfers properly restricted.
Known Breaches
No known breaches found in public disclosure databases.
Certificate Hygiene
Strengths: Certificate valid, 247 days remaining; Issued by Sectigo Limited.
Recommended actions
1 item
Steps to improve singhealth.com.sg's security grade, ranked by impact.
1
Add optional security headers (Referrer-Policy, Permissions-Policy)
singhealth.com.sg has most security headers configured. Missing: Referrer-Policy, Permissions-Policy. These are best-practice additions that reduce the attack surface for client-side vulnerabilities.
How to fix this
1
Add: Referrer-Policy: strict-origin-when-cross-origin
2
Add: Permissions-Policy: camera=(), microphone=(), geolocation=()
3
Verify with: curl -sI https://singhealth.com.sg | grep -iE 'content-security|x-frame|x-content|referrer|permissions'
At a glance
Key data points from the scan.
TLS Version
TLSv1.3
TLSv1.3 negotiated with TLS_AES_128_GCM_SHA256 (128-bit). Strong configuration with no deprecated protocols or weak ciphers detected.
DMARC Policy
p=quarantine
Strengths: DMARC policy set to quarantine; SPF record present with hard-fail (-all); DKIM configured (selectors: selector1, mail).
SPF Record
Present
v=spf1 mx include:amazonses.com include:_spf-dc44.sapsf.com ip4:103.230.232.100 ip4:103.230.234.100
Security Headers
3/5 present
Missing: Referrer-Policy, Permissions-Policy
HSTS
Enabled
HSTS enabled: max-age=63072000. includeSubDomains present. Missing preload directive.
SSL Certificate
Valid
Strengths: Certificate valid, 247 days remaining; Issued by Sectigo Limited.
DNSSEC
Enabled
Strengths: 2 nameservers configured (teresa.ns.cloudflare.com., bart.ns.cloudflare.com.); 2 MX records present; DNSSEC enabled; Zone transfers properly restricted.