DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=ashutoshupadhyay.me
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
January 05, 2026
Valid Until
April 05, 2026 58 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
5D:BB:41:47:64:58:2E:61:03:3A:1F:9C:E4:FC:9F:FC:A2:16:84:66:47:F8:82:7A:AA:31:84:E0:0F:B1:59:8A
Alternative Names
78 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

78 domains
itmentor.online *.itmentor.online *.bi.itmentor.online

Other domains in certificate

ashutoshupadhyay.me *.ashutoshupadhyay.me *.slider.ashutoshupadhyay.me *.storie.ashutoshupadhyay.me *.stories.ashutoshupadhyay.me *.val.ashutoshupadhyay.me
biotronikclinical.com *.biotronikclinical.com *.org.biotronikclinical.com
biskuitrollen.de *.biskuitrollen.de *.dan.biskuitrollen.de
*.autodiscover.bonnie.chat bonnie.chat *.bonnie.chat *.ww25.bonnie.chat
campusvirtual.es *.campusvirtual.es *.creuroja.campusvirtual.es *.et.campusvirtual.es *.extension.campusvirtual.es *.hermes.campusvirtual.es *.ief.campusvirtual.es *.recursosimpulsa.campusvirtual.es *.uniovi.campusvirtual.es *.ww25.campusvirtual.es *.xtart.campusvirtual.es
citrinebooking.com *.citrinebooking.com *.website.citrinebooking.com
crazydeals.com.au *.crazydeals.com.au
efi.us *.efi.us
forgedsteel.com.au *.forgedsteel.com.au
fwq.de *.fwq.de
gaminggabru.com *.gaminggabru.com *.mx.gaminggabru.com *.seriousgamerx.gaminggabru.com *.shop.gaminggabru.com
glassdor.co.uk *.glassdor.co.uk
greenbit.vip *.greenbit.vip *.ww38.greenbit.vip
kammele.de *.kammele.de *.random.kammele.de
linksherzinsuffizienz.de *.linksherzinsuffizienz.de
*.cicd-integration.mobile-service.online mobile-service.online *.mobile-service.online
myviralshadespicturegalleries.me *.myviralshadespicturegalleries.me
nachtstromvergleich.de *.nachtstromvergleich.de
nonprofitorg.net *.nonprofitorg.net
*.hostmaster.qbo.uk qbo.uk *.qbo.uk
rtafinescheck.com *.rtafinescheck.com
*.blog.trainingtrack.co.uk *.instantclaims.trainingtrack.co.uk *.irecruite.trainingtrack.co.uk *.kcvrental.trainingtrack.co.uk *.mwco.trainingtrack.co.uk *.thedentcentre.trainingtrack.co.uk trainingtrack.co.uk *.trainingtrack.co.uk