Open
Cached
·
just now
75/100
SECURITY SCORE
Detected Technologies
Certificate Information
Subject
CN=leapfrog-ssl-16.gcs-web.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
April 07, 2026
Valid Until
July 06, 2026
54 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
F2:5A:3E:19:9B:26:78:90:97:F6:7B:FD:E5:F0:34:B0:88:EC:21:BE:F2:3D:4D:6C:CD:42:CB:F6:4E:28:F7:A9
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
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
75 domains
ir.iac.com
ir.amsc.com
ir.aob.com
www.apam.com
investor.axcelis.com
ir.bankunited.com
ir.blackhillscorp.com
ir.crowdstrike.com
ir.f-e-t.com
investor.fabrinet.com
ir.fatetherapeutics.com
investor.ferroglobe.com
www.ferroglobe.com
ir.flexiontherapeutics.com
ir.flexsteel.com
www.investor.fnf.com
investor.forrester.com
amsc.gcs-web.com
aob.gcs-web.com
apam.gcs-web.com
axcelis.gcs-web.com
bankunited.gcs-web.com
blackhillsservice.gcs-web.com
bridgebio.gcs-web.com
crowdstrike.gcs-web.com
fabrinet.gcs-web.com
fatetherapeuticsinc.gcs-web.com
ferroglobe.gcs-web.com
flexiontherapeutics.gcs-web.com
flexsteel.gcs-web.com
fnf.gcs-web.com
forresterresearch.gcs-web.com
forumenergytechnologiesinc.gcs-web.com
genomichealth.gcs-web.com
globenewswiresupportcenter.gcs-web.com
greenlane.gcs-web.com
guessinc.gcs-web.com
iac.gcs-web.com
leapfrog-ssl-16.gcs-web.com
meiragtx.gcs-web.com
millendo.gcs-web.com
noodles.gcs-web.com
ofscapital.gcs-web.com
organovo.gcs-web.com
patternenergygroupinc.gcs-web.com
presidio.gcs-web.com
repay.gcs-web.com
safeholdinc.gcs-web.com
scripps.gcs-web.com
sealedair.gcs-web.com
sparknetworksinc.gcs-web.com
stmicroelectronics.gcs-web.com
tfin.gcs-web.com
trianglecapital.gcs-web.com
ttecholdingsinc.gcs-web.com
ttmtechnologiesinc.gcs-web.com
viacominc.gcs-web.com
investor.genomichealth.com
newsroom.genomichealth.com
w.globenewswire.com
investors.guess.com
investors.meiragtx.com
investors.millendo.com
investor.noodles.com
ir.ofscapitalcorp.com
ir.organovo.com
investors.patternenergy.com
investors.repay.com
ir.safeholdinc.com
ir.scripps.com
ir.sealedair.com
investors.st.com
www.tfin.com
investors.ttec.com
ir.viacom.com
Other domains in certificate