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=pool-installation-us-grey-0019.click
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
February 04, 2026
Valid Until
May 05, 2026 67 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
A3:5E:2E:9B:9E:A3:5B:54:3C:FF:DE:42:68:C1:B6:16:8F:77:BE:90:B5:AD:4C:57:0F:CD:5B:15:76:3D:72:66
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 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
signmark.it *.signmark.it

Other domains in certificate

pool-installation-us-grey-0019.click *.pool-installation-us-grey-0019.click
precision-optical-778060703.click *.precision-optical-778060703.click
progrediamo.it *.progrediamo.it
propertyvalue.it *.propertyvalue.it
provitab.com *.provitab.com
prowork.it *.prowork.it
published-x-bulk.com *.published-x-bulk.com
qiifea.com *.qiifea.com
quick789.cc *.quick789.cc
rajasuper55.com *.rajasuper55.com
ramona.it *.ramona.it
rasklenergydrink.com *.rasklenergydrink.com
reartemisconsultants.com *.reartemisconsultants.com
renksentezi.org *.renksentezi.org
renshouxingjiao145.buzz *.renshouxingjiao145.buzz
reputations.it *.reputations.it
reservationsonline.it *.reservationsonline.it
resortvacation.it *.resortvacation.it
resubm.it *.resubm.it
roccat.co *.roccat.co
roun.it *.roun.it
rs80608.cc *.rs80608.cc
rts7a6.buzz *.rts7a6.buzz
rwqdwq66775saeqwe01eqwdwq.vip *.rwqdwq66775saeqwe01eqwdwq.vip
safetyfirst.it *.safetyfirst.it
sailmoon.xyz *.sailmoon.xyz
sangar77-klm.xyz *.sangar77-klm.xyz
sankt-moritz.it *.sankt-moritz.it
santa77vip.com *.santa77vip.com
selectbrand.it *.selectbrand.it
seruanunik.xyz *.seruanunik.xyz
shopkey.it *.shopkey.it
shoppewithkajn.com *.shoppewithkajn.com
siacwm.com *.siacwm.com
sintetica.it *.sintetica.it
sizzling.it *.sizzling.it
snecn.com *.snecn.com
socialmediabusiness.it *.socialmediabusiness.it
socnext.xyz *.socnext.xyz
socwrkzz.xyz *.socwrkzz.xyz
sonitoto.my *.sonitoto.my
spacciatore.it *.spacciatore.it
spacciatori.it *.spacciatori.it
space2.it *.space2.it