DNS Gurus
Cached · just now
79/100 SECURITY SCORE

Certificate Information

Subject
CN=learnwithus.it
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
February 03, 2026
Valid Until
May 04, 2026 81 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
E0:CA:B5:33:6B:8E:DA:A7:84:57:8E:EA:BF:3D:30:A4:9A:10:42:54:33:B4:28:B8:44:55:78:A9:AD:01:CC:06
Alternative Names
90 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
Good
SAMEORIGIN
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-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
pobu.org *.pobu.org

Other domains in certificate

*.dashboards.learnwithus.it learnwithus.it *.learnwithus.it
malian.it *.malian.it
micro-sr.com *.micro-sr.com
nanci.it *.nanci.it
naturefoodtales.food *.naturefoodtales.food
nismo.it *.nismo.it
occulta.it *.occulta.it
oggettidicartone.it *.oggettidicartone.it
payperlink.it *.payperlink.it
pgg93.top *.pgg93.top
portofarms.com *.portofarms.com
prestitiomutui.it *.prestitiomutui.it
primafase.it *.primafase.it
proshope.com *.proshope.com
quarantined.it *.quarantined.it
rbgolddiamond.com *.rbgolddiamond.com
ritalico-machida-512203914.click *.ritalico-machida-512203914.click
rwqdwq00558ewqewqr02weqeqn.vip *.rwqdwq00558ewqewqr02weqeqn.vip
scqqw.tv *.scqqw.tv
shopsite.it *.shopsite.it
shv80.top *.shv80.top
siana.it *.siana.it
simpleweddingvows.cfd *.simpleweddingvows.cfd
sirgeorge.it *.sirgeorge.it
sisterandsister.it *.sisterandsister.it
sitecredits.it *.sitecredits.it
sitinonraggiungibili.it *.sitinonraggiungibili.it
sitituristici.it *.sitituristici.it
sivagirimutt.org *.sivagirimutt.org
sjpfb.pro *.sjpfb.pro
skillful.it *.skillful.it
skillpath.site *.skillpath.site
skylinerealtytop.com *.skylinerealtytop.com
smalls.it *.smalls.it
tesco-magazine.com *.tesco-magazine.com
teslamininginvestment.com *.teslamininginvestment.com
traeraroniiodealplore.cyou *.traeraroniiodealplore.cyou
trambileno.it *.trambileno.it
viaseodoktorn.com *.viaseodoktorn.com
wow77bros.onl *.wow77bros.onl
ws607apswc1.cc *.ws607apswc1.cc
wtrgz.pro *.wtrgz.pro
*.ihixaapocqsuperset.wwwbcsconsult.com wwwbcsconsult.com *.wwwbcsconsult.com