Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=songyubao.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
April 17, 2026
Valid Until
July 16, 2026 69 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
CF:49:4A:0C:E3:20:36:CA:A5:2E:09:BB:B8:D9:25:15:00:2E:39:5E:1A:9B:A6:C0:43:6F:C0:32:58:4F:FA:A4
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
aadinspections.com *.aadinspections.com *.www2.aadinspections.com

Other domains in certificate

bdtb.io *.bdtb.io *.timg.bdtb.io *.ww38.bdtb.io
cloverfield.com.au *.cloverfield.com.au
cornellcardiology.com *.cornellcardiology.com *.random.cornellcardiology.com *.www.cornellcardiology.com
*.ebmail.ednarose.com ednarose.com *.ednarose.com *.random.ednarose.com *.wildcard.ednarose.com
envoker.io *.envoker.io
factoryoutlets2023.com *.factoryoutlets2023.com *.onlinestores.factoryoutlets2023.com *.shop12.factoryoutlets2023.com *.stores.factoryoutlets2023.com *.ww25.factoryoutlets2023.com *.ww38.factoryoutlets2023.com
jobslist.live *.jobslist.live
*.admin.liveagenda.it *.hostmaster.liveagenda.it liveagenda.it *.liveagenda.it *.staging.liveagenda.it *.webmail.liveagenda.it *.zimbra.liveagenda.it
maybach.cc *.maybach.cc *.ww25.maybach.cc
mecarapid.info *.mecarapid.info *.www.mecarapid.info
nightclubsounds.com *.nightclubsounds.com *.www.nightclubsounds.com
*.app.sendinfrabox.co *.auth.sendinfrabox.co *.beta.sendinfrabox.co *.blog.sendinfrabox.co *.cms.sendinfrabox.co *.cyyqfmail.sendinfrabox.co *.development.sendinfrabox.co *.dns.sendinfrabox.co *.email.sendinfrabox.co *.imap.sendinfrabox.co *.login.sendinfrabox.co *.mail.sendinfrabox.co *.mailhost.sendinfrabox.co *.mobile.sendinfrabox.co *.mx.sendinfrabox.co *.nvxwiljhesdemo.sendinfrabox.co *.pyxlqmx.sendinfrabox.co sendinfrabox.co *.sendinfrabox.co *.store.sendinfrabox.co *.vpn.sendinfrabox.co *.www.sendinfrabox.co *.yxpiugcv.sendinfrabox.co
slots-777-br.com *.slots-777-br.com
*.jeuhcytm.songyubao.com *.m.songyubao.com *.random.songyubao.com songyubao.com *.songyubao.com *.ww25.songyubao.com *.ww38.songyubao.com *.www.songyubao.com
*.aviasales.urbanneupstinves.com *.dhl.urbanneupstinves.com *.lalafo1.urbanneupstinves.com *.owa.urbanneupstinves.com *.saturnpay.urbanneupstinves.com *.tinkoff.urbanneupstinves.com urbanneupstinves.com *.urbanneupstinves.com *.www1.urbanneupstinves.com
wgame-like716.com *.wgame-like716.com *.ww25.wgame-like716.com