DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=ruframe.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
January 20, 2026
Valid Until
April 20, 2026 68 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
74:D9:6A:9B:B1:00:BD:E2:3D:5C:21:F2:70:B2:A0:7D:BF:C4:02:5B:53:09:4E:15:B6:3D:63:ED:82:A2:E9:38
Alternative Names
85 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

85 domains
ruframe.com *.ruframe.com *.cms.ruframe.com

Other domains in certificate

0xc0de.club *.0xc0de.club
biblepicture.website *.biblepicture.website
epcmysql.online *.epcmysql.online
handsomedevil.co *.handsomedevil.co
kingbox.club *.kingbox.club
losux.pl *.losux.pl
*.autoconfig.lulubox.io *.autodiscover.lulubox.io *.cpcalendars.lulubox.io *.dl.lulubox.io lulubox.io *.lulubox.io *.mail.lulubox.io
*.cdn.netinter.xyz *.cron-job.netinter.xyz *.dating.netinter.xyz *.dev.netinter.xyz *.drop-delivery-api.netinter.xyz *.gemini.netinter.xyz netinter.xyz *.netinter.xyz *.portal.netinter.xyz *.random.netinter.xyz *.sarah.netinter.xyz *.scrap.netinter.xyz *.web.netinter.xyz *.zeelife.netinter.xyz
pembertontrucklines.co *.pembertontrucklines.co
prana33inmobiliaria.com *.prana33inmobiliaria.com
pravase.co *.pravase.co
radionet24.pl *.radionet24.pl
readlightnovel.net *.readlightnovel.net
roameverywhere.site *.roameverywhere.site
rtpcinta55.icu *.rtpcinta55.icu
rtprtp.xyz *.rtprtp.xyz *.ww38.rtprtp.xyz *.www.rtprtp.xyz
ruangide.online *.ruangide.online
rudddevelopment.co *.rudddevelopment.co
*.get.seriesmy.org *.random.seriesmy.org seriesmy.org *.seriesmy.org *.ww25.seriesmy.org *.www.seriesmy.org
smalllasermetalcuttingmachineprice056060.life *.smalllasermetalcuttingmachineprice056060.life
sribble.co *.sribble.co
sridiya.co *.sridiya.co
sulphantimonite.website *.sulphantimonite.website
trentik.co *.trentik.co
tucompraec.online *.tucompraec.online
u9373.icu *.u9373.icu
vaishno.co *.vaishno.co
weitermalen.de *.weitermalen.de
*.m.zoomofertas.online zoomofertas.online *.zoomofertas.online