DNS Gurus
Cached · just now
89/100 SECURITY SCORE

Detected Technologies

See all in URL Inspect 2
Let's Encrypt logo Let's Encrypt Facebook logo Facebook

Certificate Information

Subject
CN=app-dev.goacoustic.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
March 12, 2026
Valid Until
June 10, 2026 58 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
C8:32:2D:01:6A:74:1B:D4:19:3F:93:43:AA:5D:07:64:43:0A:C9:84:2A:EB:C5:62:CB:0E:0C:C9:4F:DA:F7:F9
Alternative Names
91 domains

Security Configuration

TLS Protocols
TLS 1.2 TLS 1.3
Forward Secrecy
Supported (Modern clients use PFS)

HTTP Security Headers

Status
Strict-Transport-Security
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Facebook logo
Basic
upgrade-insecure-requests; base-uri; frame-ancestors; +3 more Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

CAA Records (Certificate Authority Authorization)

CAA Records
Not Configured (Any CA can issue certificates)
CAA Issues
  • • No CAA records configured - any CA can issue certificates
Recommendations
  • • Implement CAA records to restrict which CAs can issue certificates for your domain
  • • This adds an extra layer of security against unauthorized certificate issuance
  • • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
  • • Consider adding 'iodef' record to receive security incident reports

Subject Alternative Names

91 domains
content-ap-1-preview.content-cms.com content-ap-1.content-cms.com content-ap-9-preview.content-cms.com content-ap-9.content-cms.com content-eu-1-preview.content-cms.com content-eu-1.content-cms.com content-eu-2-preview.content-cms.com content-eu-2.content-cms.com content-eu-3-preview.content-cms.com content-eu-3.content-cms.com content-eu-4-preview.content-cms.com content-eu-4.content-cms.com content-eu-5-preview.content-cms.com content-eu-5.content-cms.com content-eu-6-preview.content-cms.com content-eu-6.content-cms.com content-eu-7-preview.content-cms.com content-eu-7.content-cms.com content-eu-8-preview.content-cms.com content-eu-8.content-cms.com content-eu-9-preview.content-cms.com content-eu-9.content-cms.com content-us-1-preview.content-cms.com content-us-1.content-cms.com content-us-2-preview.content-cms.com content-us-2.content-cms.com content-us-3-preview.content-cms.com content-us-3.content-cms.com content-us-4-preview.content-cms.com content-us-4.content-cms.com content-us-5-preview.content-cms.com content-us-5.content-cms.com content-us-6-preview.content-cms.com content-us-6.content-cms.com content-us-7-preview.content-cms.com content-us-7.content-cms.com content-us-8-preview.content-cms.com content-us-8.content-cms.com content-us-9-preview.content-cms.com content-us-9.content-cms.com my1-preview.content-cms.com my1.content-cms.com my10-preview.content-cms.com my10.content-cms.com my11-preview.content-cms.com my11.content-cms.com my12-preview.content-cms.com my12.content-cms.com my13-preview.content-cms.com my13.content-cms.com my14-preview.content-cms.com my14.content-cms.com my15-preview.content-cms.com my15.content-cms.com my16-preview.content-cms.com my16.content-cms.com my2-preview.content-cms.com my2.content-cms.com my3-preview.content-cms.com my3.content-cms.com my4-preview.content-cms.com my4.content-cms.com my5-preview.content-cms.com my5.content-cms.com my6-preview.content-cms.com my6.content-cms.com my7-preview.content-cms.com my7.content-cms.com my8-preview.content-cms.com my8.content-cms.com my9-preview.content-cms.com my9.content-cms.com content-ap-1.static.content-cms.com content-eu-1.static.content-cms.com content-us-1.static.content-cms.com

Other domains in certificate

app-dev.goacoustic.com app-stage.goacoustic.com app.goacoustic.com cloud-dev.goacoustic.com cloud-qa.goacoustic.com cloud-stage.goacoustic.com cloud.goacoustic.com content-ap.goacoustic.com content-eu.goacoustic.com content-samples.goacoustic.com content-us-dev.goacoustic.com content-us.goacoustic.com users-dev.goacoustic.com users-qa.goacoustic.com users-stage.goacoustic.com users.goacoustic.com