DNS Gurus
Cached · just now
91/100 SECURITY SCORE

Detected Technologies

See all in URL Inspect 1
Google Trust logo Google Trust

Certificate Information

Subject
CN=devicecenter.google
Issuer
C=US, O=Google Trust Services, CN=WR2
Valid From
September 18, 2026
Valid Until
December 11, 2026 65 days
Public Key
ECDSA 256 bit (P-256) Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
18:30:B3:B5:E7:17:9A:C5:E2:13:24:26:C8:E5:47:8F:FD:2F:EC:43:D8:F4:05:C8:8E:EC:A4:18:64:CA:ED:02
Alternative Names
2 domains

Security Configuration

TLS Protocols
TLS 1.0 TLS 1.1 TLS 1.2 TLS 1.3
Forward Secrecy
Supported (Modern clients use PFS)
Warnings
  • • TLS 1.1 is deprecated and should be disabled
  • • TLS 1.0 is deprecated and should be disabled

HTTP Security Headers

Status
Strict-Transport-Security
Good
max-age=31536000; includeSubDomains
Content-Security-Policy
Weak
require-trusted-types-for; report-uri; object-src; +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
Present
ch-ua-arch=*, ch-ua-bitness=*, ch-ua-full-version=*; +6 more
Recommendations
  • • Consider adding 'preload' to HSTS for maximum security
  • • Significantly strengthen CSP directives
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)

CAA Records (Certificate Authority Authorization)

CAA Records
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Authorized CAs
pki.goog
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

2 domains
devicecenter.google *.devicecenter.google