89/100 SECURITY SCORE

Certificate Information

Subject
CN=wallsecurity247.de
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
November 16, 2025
Valid Until
February 14, 2026 79 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
D4:64:47:9E:F3:16:7C:80:B8:D9:55:96:EC:EB:E1:69:84:C6:98:57:46:82:0A:08:8D:9A:D4:98:A0:57:BB:09
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
Good
max-age=31536000 ; includeSubDomains
Content-Security-Policy
Weak
frame-ancestors
X-Frame-Options
Present
allow
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer
Permissions-Policy
Missing
Not configured
Recommendations
  • Consider adding 'preload' to HSTS for maximum security
  • Significantly strengthen CSP directives
  • 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
cn-dev.da.letsdive.io tsl-dev.da.letsdive.io

Other domains in certificate

admas.net
advizr.ai
www.alphawalk.in
autosluzbypycha.cz www.autosluzbypycha.cz
app.bebop.app
app.bitbank.inc bitbank.inc
brandeisquantclub.org
www.breastfeedingblackbabies.com
atta.brenocq.com
brighterdayrecords.com
portal.caroo.co.uk
psa.carteiracliente.com.br
checkmategpt.com
live.churchrooms.com
cloudbeestech.com
pcplodisha.co.in
stylerecipe.co.kr
epinseller-staging.contentcard.com geekay-staging.contentcard.com
playroom0.crazysprite.com
dehbi.dev
www.deyaglobal.com
dood.lol
www.drivewatcher.io
www.eggsklusiv.de
it-security-roundtable.enra.app
staging-adminapp.fewlsy.com
games.fractialtech.com
ftxclaimcalculator.com
funnychip-0.707106.xyz
app.gorilla.link
www.gorireviews.com
grdttech.com
hackmhs.com
www.herosmarketing.digital
howler.media
iansniffen.com
celsia.indielevelstudio.com
www.isitaweek.com
portal.justtoured.com
kaziai.me
mahjelan.com
www.mazjid.com
mediknothealth.app
propio.mewo.es
auth-amperasa.mfazrinizar.com
www.mkck.nl
www.moderno.uy
monstr-soft.com
mynamobile.com
myyardage.com
nikkeimaster.net www.nikkeimaster.net
www.nochegames.com
noocle.us
www.omarenergy.com
sales.onerevolution.com
www.yako.org.tr
www.paworkerscomp-info.com
pearlmanryan.com
tao.pedidomovil.es
www.picbreeder.net
shanyu.piticommerce.com
pixelcanvas.space
pmm-cue.top
poriasunnot.fi
www.proftadilat.com
lacta.qualyhub.app
rabbito.events
rabbito.io
dashdev.roadmate.io
public2.staging.roboflow.ai
salvadordavilaoficial.com
scarpetta.info
searchera.io
www.starly.io
sujiths.com
astroline.support-team.app
surroundio.org
bodabonillacontreras.swanmoments.net
www.t2architect.net
techfusionstudio.com
www.thefaimgym.com
theurbancart.site
www.dev.threshold.co
toka.lol
web.ton.surf
travisdunlop.com
harleydavidson-app.tymit.com
www.usynligo.no
app.utags.co
www.velicconst.com
wallsecurity247.de
www.xcalibre.nz
staging.zentrity.app
sppo.zirixti.com.br