DNS Gurus
Cached · just now
96/100 SECURITY SCORE

Detected Technologies

See all in URL Inspect 6
Let's Encrypt logo Let's Encrypt Google Fonts logo Google Fonts Postman logo Postman Sentry logo Sentry Vimeo logo Vimeo YouTube logo YouTube

Certificate Information

Subject
CN=developers.videoask.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
March 18, 2026
Valid Until
June 16, 2026 64 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
91:3C:2E:A6:C8:E9:B6:CE:3F:5B:70:0A:13:34:6F:3C:30:D9:26:70:E2:EE:33:CC:FA:52:FA:66:D4:D3:D2:54
Alternative Names
1 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
Google Fonts logo
Basic
font-src; frame-ancestors; object-src; +5 more Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer-when-downgrade
Permissions-Policy
Missing
Not configured
Recommendations
  • • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • • Consider adding Permissions-Policy to control browser features

CAA Records (Certificate Authority Authorization)

CAA Records
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Authorized CAs
letsencrypt.org
Recommendations
  • • Consider using critical flag (flags=128) for stricter CAA enforcement
  • • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
  • • Consider adding 'issuewild' records to control wildcard certificate issuance

Subject Alternative Names

1 domain
developers.videoask.com