Open
Cached
·
just now
80/100
SECURITY SCORE
Certificate Information
Subject
CN=pdfbalsa.osombot.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
December 03, 2025
Valid Until
March 03, 2026
60 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
9B:A4:67:32:0F:51:16:52:6F:12:95:4D:7A:E8:91:F5:F0:E5:77:F1:98:C2:53:46:1B:0E:84:FF:63:1B:D5:06
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
Present
max-age=31556926
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
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • 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
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
Wildcard CAs
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • You have authorized 5 CAs - consider limiting to only the CAs you actively use
- • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
Subject Alternative Names
100 domains
danielramirezrivera.com
www.abiliotandela.me
jenifferviana.adv.br
afflicartz.com
www.aflfoundation.org
www.appikorn.com
appsclinic.com
ardgo.io
links-stg.avancargo.com
azullimaoalado.com
boardgamegraph.com
bocasec19.com
cakraindah.com
link.calette.net
www.cancount.app
candylanduae.com
www.candylanduae.com
cassandragames.com
www.ceabragado.com
challaapps.com
codingteading.com
www.conomy.com.co
www.cpavance.com
cryppig.com
wishlist.dashbooks.app
www.dbtg.org
demonwin.com
www.dnainvesting.net
dracamylaandrade.com.br
drogueriaroos.com
emojicom.io
cs.eurovision.app
pt.eurovision.app
facloud.app
partner.flippedinlove.app
www.flippedinlove.app
fluctura.com
fluentgenie.app
flylist.app
forestbjorn.com
foritu.io
forthelovee.com
freshprojects.app
www.fruit.com.ar
funfollows.top
www.geeth.net
dev.good-price.app
gunn.app
jamal-in2-projects.haidar-ahmad.net
dev.hirit.app
splsign.hodevent.tech
blog.idshipthat.app
links.jainam.app
jath.info
web.kabook.app
www.kecser.com
portfolio.kyuzz.net
genshin-calc.lacolaco.app
app.lazyketo.app
www.literarymap.app
spm.loicbacci.me
lostinthetemple.pw
lukelights.app
lumiway.app
www.lumiway.app
www.marketguard.com.br
mbvidro.com.br
www.mihaicristea.ro
myfont.app
myneo.app
test.myvyoo.ai
nzacademy.co.nz
www.nzacademy.co.nz
www.optomrx.net
pdfbalsa.osombot.com
pok.patilkaki.com
www.pizzaentertainment.com
www.pollsgo.com
www.powersunaustralia.lk
www.primethinker.com
www.protechman.net
dash.pubsubhub.net
recall.pubsubhub.net
www.qzingo.com
app-dev.rentmindme.com
restishistory.net
www.restishistory.net
www.saget.me
seipex.com
www.selinagalka.com
shoppingdeals.in
shrutienthospital.com
somebasic.info
admin.sootheapp.net
cdn.stojkov.me
php.t-david.com
www.teachingpatterns.org
www.tekbase.co
theproductroadmap.co
treewoman.net
Other domains in certificate