DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Certificate Information

Subject
CN=5580.live
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
February 02, 2026
Valid Until
May 03, 2026 85 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
50:59:E5:E9:79:A6:84:1B:2A:DA:29:25:96:D7:BE:8F:71:E4:B2:9B:13:CD:85:1E:D3:B8:BC:2E:FA:1F:0C:E6
Alternative Names
82 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

82 domains
courts1.com *.courts1.com *.cit.courts1.com *.dev.courts1.com *.mail02.courts1.com *.smtpauth.courts1.com *.tools.courts1.com

Other domains in certificate

3ak.au *.3ak.au *.wildcard.3ak.au
5580.live *.5580.live *.api.5580.live *.app.5580.live *.blog.5580.live *.ftp.5580.live *.m.5580.live *.mail.5580.live
*.aazeenfurnitureinterior.aazeenmart.com aazeenmart.com *.aazeenmart.com *.asthmapoint.aazeenmart.com *.blackout.aazeenmart.com *.carepoint.aazeenmart.com *.couplehappiness.aazeenmart.com *.epichealthcare.aazeenmart.com *.evarecare.aazeenmart.com *.movefastservice.aazeenmart.com *.nightpower.aazeenmart.com *.pilescare.aazeenmart.com
atrasos.com *.atrasos.com *.mail.atrasos.com
*.amigo.buenastardes.com buenastardes.com *.buenastardes.com *.drvpn.buenastardes.com *.gateway.buenastardes.com *.imap.buenastardes.com *.outlook.buenastardes.com *.vpn.buenastardes.com
chataionline.top *.chataionline.top *.free.chataionline.top
*.admin.decoloar.com decoloar.com *.decoloar.com *.hostmaster.decoloar.com *.ww38.decoloar.com *.www.decoloar.com
delsea.com *.delsea.com *.mail.delsea.com *.ww1.delsea.com
firewalls.com.au *.firewalls.com.au *.smtp.firewalls.com.au *.ww38.firewalls.com.au
*.maslinica.rabac.com rabac.com *.rabac.com
travellers.wiki *.travellers.wiki *.ww38.travellers.wiki
*.assets.trince.com trince.com *.trince.com
*.bili-tw.tuturu.top *.bili.tuturu.top *.bilibili.tuturu.top *.bt.tuturu.top *.gcp.tuturu.top *.gpt.tuturu.top *.status.tuturu.top tuturu.top *.tuturu.top *.v2ray.tuturu.top
*.cpcontacts.yalla-kora-live.com yalla-kora-live.com *.yalla-kora-live.com
ytclass.co *.ytclass.co