76/100 SECURITY SCORE

Certificate Information

Subject
CN=19503.blog
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
April 24, 2026
Valid Until
July 23, 2026 77 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
25:42:5A:DE:15:8D:3C:B4:25:D8:B0:6D:A6:B6:13:C6:0E:02:C8:69:CB:6E:26:5A:D0:05:14:7C:35:AA:24:FA
Alternative Names

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 Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
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
hisoftavail.com *.hisoftavail.com

Other domains in certificate

0kcore.io *.0kcore.io
0kcrypto.io *.0kcrypto.io
0kmint.io *.0kmint.io
0kpay.io *.0kpay.io
0ktechno.com *.0ktechno.com
0kwallet.io *.0kwallet.io
0vpay.com *.0vpay.com
0vthink.cash *.0vthink.cash
19503.blog *.19503.blog
29885.pet *.29885.pet
36672.cc *.36672.cc
40832.one *.40832.one
43xm.cc *.43xm.cc
49410.blog *.49410.blog
apollich.com *.apollich.com
digitalpressnow.com *.digitalpressnow.com
fravico.pro *.fravico.pro
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furyaction229.info *.furyaction229.info
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genetic-testing-hl02.click *.genetic-testing-hl02.click
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