Open Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
CN=nkk.misschool.net
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
October 14, 2025
Valid Until
January 12, 2026 40 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
21:A1:E9:E7:FF:A0:FA:C2:A2:40:08:B1:79:67:11:43:4E:F9:91:FA:32:30:84:17:7F:DD:B9:D4:AD:6B:65:35
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
shreerangtech.com

Other domains in certificate

1st.technology
28.yusuf.app
www.420vilakazi.co.za
www.5bdigitalsummit.com
www.aaronhe.ca
aastocklabs.aaweblabentreprises.com
dev.aegiss.ai
www.aipetto.com
newsletter.appliedinnovationexchange.com
artofcombustion.com www.artofcombustion.com
aviwalia.com
axel.sh
www.brfitnessdev.biharcoder.com
blackpowerpuffs.com
bts.brandtellers.com
buymyaston.com
www.c911.biz
cagrieroglu.com
capstechnology.co
www.certchip.com
www.cizlot.com
clientlypro.com
promotion.talentx.co.kr
dashboard.coffbox.win
npc.finaidservices-prod.collegeboard.org
blog.compliancechimp.com
new-backoffice.staging.copyrightagent.com
www.dedarri.com
www.dfeverx.com
dhandp.com
doutoraalicecastro.com.br
turklerbulusuyo.easyapp.co
www.easypaylk.com
oficial-develop.enricomisasi.com.br
links.eventcruisesnyc.com
live.ferobill.com
closet.fordays.com
www.fructif.com
www.getdevour.com
go-kundenportal.at
goomy.ai
www.gq.net
app.heymdall.com
houssem-marzougui.com
ecommerce.iagouzal.com
about.ibekan.com
jlukenoff.com
console2.joker3.com
www.jrunited.net
dev.your.karma.life
pymohub.lapieza.io
art.leclissi.com
www.listfinite.com
functions.live.inc
msearch.lotusfa.com
lumatron.art
www.manasvoyagers.com
marcyforgeyborlikmd.com
app.mcleod.irish
www.michaelkaserer.com
nkk.misschool.net
form.mytitleprocessor.com
evararentals.ninecombinations.com
nooralayadhi.com
cms.nuoc2h.com
oneselect.global
henrysaiz.ourspace.me
celevators-app.oz-tms.com
dev-hesia.pappstor.com
pinstopconcierge.com
auth.propheticruqyah.com
auth.realoq.com
reassign.net.au
relavv.com
rfnaturals.com
cramer.satelite.ai
www.scottcurry.dev
app.sidekicktool.com
sivoy.cl
preprod-app.speakylink.ca
cactibaseballismscratchadmin.sqwadhq.com
dev.tamil-football.dk
dl.tamils.rocks
tawings.com
evifasa.tcontur.pe
www.teamtribe.de
login.thechesedfund.com
invitefriend.tips.sg
tirupationlinebook.co
tmail.twwyachts.net
unterauer.com
opinie.usp.center
vd.agency
cmh.vkds.ca
www.vrxphotoedit.com
applink-waiterprofast-orders.waiterpro.com
www.yusufhassan.com
dev.waik.zal1000.com