77/100 SECURITY SCORE

Certificate Information

Subject
CN=www.manuel-schmidt.at
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
November 19, 2025
Valid Until
February 17, 2026 86 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
58:60:7C:5B:2A:5F:D1:D7:E1:61:5E:DC:21:61:4A:D1:A7:3F:CC:2F:C2:8F:49:FB:B8:2E:D8:E9:18:FA:BF:03
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
meet.columbia911.com

Other domains in certificate

link.4komabu.com
e.a1fx.com
docs.abra.ac
adamforyou.com
aldealafuente.eu
alexis-soto.com
console.amacode.app
www.anael-magicien.com
scrumpoker.andresenmichael.de
www.animalfarmgamelearning.com
app.arbitrage-wizard.de
arl.guide
attainservices.net
www.barbellfarm.com
beepboop.tech
brevi.app
buzzaar.club
chiyuu.co.jp
www.crimsonzamboni.com
cukurovalezzet.com
danielimondo.com
ddalle.xyz
dimepiece.co
dinowords.com
www.dndrt.com
dynamicdevs.io
www.eatpussycafe.in
uat.checkin.foresthillschool.edu.kh
esteemelectronics.com
fairviewokchamber.com
app360.fertili.com.br
finflow.dev
fortum.lv
leadin.gfn.de
dashboard.giross.com.br
blogs.gptfy.ai
rekola.gympn.cz
haanaanzee2.nl
pzgame.haohows.com
help4up.com
ibaby-bh.com
luc1826ht.id.vn
www.instinctsurveys.co.uk
cocheseguro1.inter.mx
jlefkoff.com
keyword.games
october.kmcnellis.com
www.krown.in
www.lantsea.net
littleiqs.com
www.lumoratoken.ai
www.manuel-schmidt.at
www.mapmybusiness.online
www.mariantspa.com
maz.email
mediationmattersnj.com
melt.is
www.nasssaletracking.com
novoos.co
auth.oriontec.xyz
pearl-legend.com
polybitstudio.com
www.ponari.ca
publishtours.com
qfsnesere.com
qoftheday.co.uk
doc.qvsr.io
www.raajbrewery.co.uk
hey.racer.app
www.revenueship.com
rstream.rocks
www.ruttl.com
www.sairaveendrakandregula.in
schrall-eier.at
sharankarthikeyan.com
www.shtanko.dev
singlaslant.nu
www.sityourclassdown.com
www.slrsoft.com
liicpxazosfe12ackoqh.smartimob.io
www.smartpacks.co
spearheadsystems.co.uk
www.splinxify.com
dev-admin.startuplogin.com
www.test2.stunlo.com
www.taylorclarksoftware.com
www.tegoo.mx
psalmody.tnmgroup.site
prod.torq-comm.com
qr.torqiot.in
www.tractolavadomovi.com
trust-int.be
www.velobison.com
panel.vivetmarket.com
voteonlive.com
support.webforyou.hu
clock-default-1.wiselywidgets.com
wostle.co
erp-portal.zubizi.com