DNS Gurus
Cached · just now
76/100 SECURITY SCORE

Detected Technologies

See all in URL Inspect 1
Let's Encrypt logo Let's Encrypt

Certificate Information

Subject
CN=natsuko.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
May 12, 2026
Valid Until
August 10, 2026 62 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
89:EF:14:CA:D6:A5:51:5B:61:CD:37:5F:4E:BC:F0:6E:15:31:84:19:3E:73:84:26:2C:A7:20:3E:C3:FA:D7:C4
Alternative Names
89 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 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

89 domains
stico.no *.stico.no *.sitemaps.stico.no

Other domains in certificate

abhoy.xyz *.abhoy.xyz *.mindsketch.abhoy.xyz
alphainsurance.co *.alphainsurance.co *.webdisk.alphainsurance.co
cerrifamilyfeed209.com *.cerrifamilyfeed209.com *.ww38.cerrifamilyfeed209.com
chatsites.com.au *.chatsites.com.au *.ns0.chatsites.com.au
*.auth2.fitfare.shop *.azure1.fitfare.shop *.desktop.fitfare.shop *.desktops1.fitfare.shop fitfare.shop *.fitfare.shop *.remote2.fitfare.shop *.remoteapps2.fitfare.shop *.secure1.fitfare.shop *.secure2.fitfare.shop *.sign.fitfare.shop *.sitemaps.fitfare.shop *.vdi.fitfare.shop *.vpn-portal.fitfare.shop *.vpn2.fitfare.shop
*.arsiv.hddizitv.com *.bravendemo.hddizitv.com *.demo.hddizitv.com *.h.hddizitv.com hddizitv.com *.hddizitv.com *.p.hddizitv.com *.pl.hddizitv.com *.player.hddizitv.com *.ramka.hddizitv.com *.tr.hddizitv.com *.v.hddizitv.com *.whm.hddizitv.com *.ww11.hddizitv.com
housebuilder.com *.housebuilder.com *.mail.housebuilder.com *.ww25.housebuilder.com
*.cpcalendars.manga-pubg.com manga-pubg.com *.manga-pubg.com *.staging.manga-pubg.com *.ww3.manga-pubg.com *.ww38.manga-pubg.com
*.hostmaster.natsuko.com natsuko.com *.natsuko.com
sdakota.org *.sdakota.org *.www.sdakota.org
*.app.smartdiploma.io smartdiploma.io *.smartdiploma.io
*.cpcontacts.spsrecords.net spsrecords.net *.spsrecords.net *.ww25.spsrecords.net *.www.spsrecords.net
*.hostmaster.telesev.com telesev.com *.telesev.com
*.athleteswhoperform.utvolleyball.org *.metiswise.utvolleyball.org *.slc.utvolleyball.org utvolleyball.org *.utvolleyball.org *.www.utvolleyball.org
*.main.videomatica.academy *.my.videomatica.academy videomatica.academy *.videomatica.academy
*.images.vpssolution.com vpssolution.com *.vpssolution.com
*.monitoring.yourmobilemechanic.com.au *.ww25.yourmobilemechanic.com.au *.www.yourmobilemechanic.com.au yourmobilemechanic.com.au *.yourmobilemechanic.com.au