Open Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
CN=link.read-o.app
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
October 28, 2025
Valid Until
January 27, 2026 73 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
E2:5E:8B:34:4E:DE:16:AD:66:2C:2B:FE:C1:27:A9:47:B2:29:32:67:EF:CF:DC:C4:2A:F3:09:3D:B1:FF:BD:E3
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
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

100 domains
1stmain.co

Other domains in certificate

1eighty4.com
20250628.hybridmoments.pl
4kliteracyassessment.site
8ch.tech
stg-cc.abctalkies.in
analytics.accircuitanalyzer.com
www.aceplumbingboise.com
uat-plugin.actionstrategy.org
adroitoverseas.com
afikanyati.com
alchemetriceng.com
www.alejandrocuba.com
almafintech.com
aman-atisha.com
appostechnology.com
baccsarasota.org
barruntoelisa.com
app.befine.mx
www.benmoffatt.co.uk
bitneki.com
www.anotaai.blog.br
braetonsda-app.com
examples.bridal.vision
cadillacescalade.online
auth.cashmen.in
caterinamarcato.com
catholicengineer.com
link-dev.celebhere.com
www.cepyme.com.co
bml.chango.in
app.chekhealth.ca
cnnctcard.com
staging.itsupport.stulzindia.co.in staging.outsource.stulzindia.co.in
www.mohada.co.kr
health-tech-clinic.ftcc.com.ph
cyclehealth.com
dallinhiggins.com
empfehlung-magyar.de
airspace.esicm.org
docs.ezout.store
towelz.fanmaps.org
sc.ffeei.xyz
vconverge2020-live.framez.sg
frenisoft.se
exergame.healthylongevity.app
www.helvetia-prive.ch
admin.himsanjeevani.org
yourdevice.hone-choko.com
imth.incuventure.net
set.joshid.co.uk www.set.joshid.co.uk
www.juggy.app
share.klikkie.com
www.komiminoheya.com
schinfo.kumunua.kr
limonati.co
longsien.com
app.maceatneliot.fi
memesmachine.app
dashboard.mistertransmissionwinnipeg.com
mitchelpigsley.art
www.mrpension.kr
test.mywebcard.online
wilo.next-audit.de
eyecandy.nomada.cloud
onediary.kr
orcas.site
uke.orxter.com
membri.prdp.ro
schoolassistant.programmierwelt.ch
qualitecos.com.br
rakyatmenuntut.net
portal.ratality.com
rccode.com.br
link.read-o.app
merch.sageg17.com
sayanmandal.space
securewavex.secwx.shop
tournament.skorapp.id
get.spake.io
pro.szkielkomania.pl
app-develop.taniafruchi.com.br
tantoimpulso.com
taverna-kreta-hamburg.de
www.thenovacreations.com
titusdesign.org
esparta.turnosweb.app
www.ugrowsolutions.com.br
reserve.universalbuscharter.com
dev.admin.usucampeao.com.br
cuanwkuhnaxw.varva.ee
acc.vcsync.app
tag.vets.com.br
preview.vibekode.studio
www.vuokra-asunnotpori.fi
www.wakeuptime.nl
forms.webforma.io
wott.ai