77/100 SECURITY SCORE

Certificate Information

Subject
CN=justinnguyen.id.vn
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
May 02, 2026
Valid Until
July 31, 2026 83 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
6D:6B:EA:CD:B7:2A:11:6B:74:5E:B3:EC:5C:D2:2B:61:5E:14:A9:E1:BB:79:5C:B9:11:30:67:0D:4D:F6:98:A4
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 Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
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
callofdutyleagueapi.com

Other domains in certificate

customer.2tick.it
www.aaempreendimentos.com.br
patrimonio.adbrasil.org
www.aditisolarpower.in
aerorbis.space
devadarshan.ajbj.online
www.akali4.hu
aleytheya.com
shield.algoresearch.id
khaled.alherbawi.work
autolupa.com.br
demo.axoneme.io
badprinter.net
buyvsrent.balanyc.com
bugunneizlesem.com
chunlis9jahub.com www.chunlis9jahub.com
clothz.online
coletta.app
credito-bportugual.com
caixacontrol.cyberius.com.br
taxi.cytim.dev
czztec.com.br
devmike.online
portal.ditch.com
www.emergingexchange.com
bombers.encert.cat
www.erenlertakvimi.com
eslinaestetikkirklareli.com
feichen.surf www.feichen.surf
gamer.felis.ovh
flutueapp.com.br
app.geosync-ict.com
gestou.com
gridbee.app
gsvcode.nl
partner.velocity.higgsiot.com
holofoil.fr
hopzytrade.com
hosannanotary.com
intelligentactuaries.com
www.investhome.pl
www.jiatai.surf
ae.jinnote.dpdns.org
jscomunicacaodigital.com
justinnguyen.id.vn
www.kaplinski.ca
www.keystonecement.com
domus.kreakodo.com
linhnthust.id.vn
www.maixing.lol
auth.marabiz.com
xpunge.markatlarge.com
mining5000.ai.kr
police.mistsec.com
www.mythicalcitygames.com
nailmatch.xyz
dev.tree.ndunak.co.za
www.netolc.com
newsbase.store
next-step.mx
logistics-crm-v1.nglogiclabs.com logistics-crm-v2.nglogiclabs.com
omglinkyman.id.vn
www.pavilaw.co.za
pulseproductmanagement.com
panel.pusula3d.com
rekhandco.in
www.rmglobaltech.com
rohithao.in
sanjaygidwani.net www.sanjaygidwani.net
meridian.scephiro.me
sdelectricidad.com.ar www.sdelectricidad.com.ar
app.seifenmanufaktur-allgaeu.de
appclass.sevengreen.co.id
www.skillbridgetalent.ai
my-law-portfolio.skillupsolutions.in
www.speakmeettravel.pl
www.sportellobalneari.it
sundaysunset.info
tamlearn.com www.tamlearn.com
taskall.com.br
timelift.app
trackforce.in
app.valera.systems
veora.io
verienv.com
vibeglobally.ph
clube.vivabemagora.net.br
swimtime.vojtech-netrh.cz
lilo.vsu.edu.ph
internreg.xgroups.in
www.yunamind.net yunamind.net
zhuanyan.lat