76/100 SECURITY SCORE

Certificate Information

Subject
CN=rsjf.org
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
April 22, 2026
Valid Until
July 21, 2026 59 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
18:ED:C0:01:05:2A:38:87:51:A5:1D:79:4D:38:3C:3C:F9:30:38:F9:B9:F1:BB:14:52:62:56:56:D6:B7:E8:A1
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
statvisit.com *.statvisit.com

Other domains in certificate

2kclash.com *.2kclash.com *.remote.2kclash.com
315076.xyz *.315076.xyz *.5.315076.xyz *.6.315076.xyz
619138.blog *.619138.blog
67516.blog *.67516.blog
75m2.cc *.75m2.cc
888hhc.com *.888hhc.com *.ww16.888hhc.com *.ww25.888hhc.com
987454.cc *.987454.cc
cahsq.loans *.cahsq.loans
criptomonedabitcoin.com *.criptomonedabitcoin.com *.www.criptomonedabitcoin.com
hkzz666.com *.hkzz666.com
infoflow.click *.infoflow.click
joqd.com *.joqd.com
kudaliargroup.cfd *.kudaliargroup.cfd
*.aspsdryfish.mybasket.bio *.com.mybasket.bio *.kafka.mybasket.bio mybasket.bio *.mybasket.bio *.pearlpastries.mybasket.bio *.poc.mybasket.bio *.preciouscollections.mybasket.bio *.preprod.mybasket.bio *.thebrowni.mybasket.bio *.wrapandwow.mybasket.bio
*.beta.ottomarble.com *.m.ottomarble.com ottomarble.com *.ottomarble.com *.www.ottomarble.com
powermonitoring.com *.powermonitoring.com
presupuestofamil.com *.presupuestofamil.com
r28v.icu *.r28v.icu
remixast.com *.remixast.com *.rustore.remixast.com
*.random.rsjf.org rsjf.org *.rsjf.org
ruangbahasa.online *.ruangbahasa.online *.ww25.ruangbahasa.online
ruthescort.co.uk *.ruthescort.co.uk
sffk2l.top *.sffk2l.top
*.mx.shera.net shera.net *.shera.net
slot-syufu.net *.slot-syufu.net
taonue.top *.taonue.top
*.ibispaint-x-tutorial.verdiso.io *.inul-masa-lalu-lirik.verdiso.io *.train-wreck-chord.verdiso.io verdiso.io *.verdiso.io
*.care.waywu.care waywu.care *.waywu.care
zzz312.cc *.zzz312.cc
zzz822.cc *.zzz822.cc
zzz868.cc *.zzz868.cc