DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=livingstonrealtor.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
February 11, 2026
Valid Until
May 12, 2026 89 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
9F:E2:A8:AB:EF:00:37:8C:B3:A2:AA:7D:BB:5B:B0:2C:80:6D:16:D6:C8:71:26:F8:31:65:90:56:89:98:30:CB
Alternative Names
90 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
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Strict-Transport-Security header with max-age of at least 1 year
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • Add X-Content-Type-Options: nosniff
  • • 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

90 domains
vanngoc.com *.vanngoc.com *.admin.vanngoc.com *.api.vanngoc.com *.blog.vanngoc.com *.dev.vanngoc.com *.eml.vanngoc.com *.home.vanngoc.com *.hostmaster.vanngoc.com *.m.vanngoc.com *.mx.vanngoc.com *.ns1.vanngoc.com *.rds1.vanngoc.com *.remoto.vanngoc.com *.send.vanngoc.com *.site1.vanngoc.com *.sitemaps.vanngoc.com *.staging.vanngoc.com *.test.vanngoc.com *.vpn2.vanngoc.com *.ww1.vanngoc.com *.ww16.vanngoc.com *.ww17.vanngoc.com *.ww38.vanngoc.com *.ww5.vanngoc.com

Other domains in certificate

absolutehealthcare.co *.absolutehealthcare.co *.secure.absolutehealthcare.co
*.4e8472da-f5ad-4f0a-ab69-44206e443cf7.bonolawyers2.xyz *.575c7dfa-d596-4601-90e9-a6bd71c8d084.bonolawyers2.xyz bonolawyers2.xyz *.bonolawyers2.xyz *.d.bonolawyers2.xyz *.shop.bonolawyers2.xyz *.www.bonolawyers2.xyz
freehoroscopes.com.au *.freehoroscopes.com.au
galicia.group *.galicia.group
gg-operator.online *.gg-operator.online
*.hermes.hipotecacero.com hipotecacero.com *.hipotecacero.com *.hostmaster.hipotecacero.com *.m.hipotecacero.com *.vps.hipotecacero.com *.ww16.hipotecacero.com *.ww17.hipotecacero.com
jagobet99id.biz *.jagobet99id.biz
jalor.com *.jalor.com *.m.jalor.com *.owa.jalor.com *.wiki.jalor.com *.ww38.jalor.com
ketaglobalservices.com *.ketaglobalservices.com *.m.ketaglobalservices.com *.mail.ketaglobalservices.com *.smtp.ketaglobalservices.com *.webmail.ketaglobalservices.com
latambitcoins.com *.latambitcoins.com *.mexchanger1.latambitcoins.com *.mexchanger2.latambitcoins.com
livingstonrealtor.com *.livingstonrealtor.com
memopat.fun *.memopat.fun *.ww1.memopat.fun *.www.memopat.fun
*.m.mtainfo.org mtainfo.org *.mtainfo.org
*.gateway.playlan.net *.m.playlan.net playlan.net *.playlan.net *.remote.playlan.net *.tssap.playlan.net
*.api.restaurantezandungaqueretaro.com restaurantezandungaqueretaro.com *.restaurantezandungaqueretaro.com *.ww38.restaurantezandungaqueretaro.com
walmarq.com *.walmarq.com
wzrlx.com *.wzrlx.com