81/100 SECURITY SCORE

Certificate Information

Subject
CN=www.kaldera.fi
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
September 26, 2025
Valid Until
December 25, 2025 40 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
AE:54:FB:B9:CF:3A:F5:AC:15:AC:D1:A0:F0:0B:C6:B0:91:90:D8:03:0B:88:3E:83:96:C3:9C:FA:DC:68:EC:C6
Alternative Names

Security Configuration

TLS Protocols
TLS 1.2 TLS 1.3
Forward Secrecy
Supported (Modern clients use PFS)

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
www.xpresslearning.com.au

Other domains in certificate

landing.40use.com
selos.abcomm.org
www.actioavvocati.it
hakochu.ambii.com
www.andygruhin.com
my.antaa.app
admin.ngclub.anyware.software
betarecruit3.appyhere.com
apsoftware.dev
ar-md.eu
arcarga.com.co
axietree.com
owner-staging.baroon.io
baseball-connections.com
static.biocleanct.com
pco.bobchao87.com
www.boogzo.com
dev.bridge18.com
www.casmium.com
www.cassiewallace.net
link.cityrose.app
cloudpine.co.uk
www.detandegroup.com
diarybyte.com
dinvicard.in
www.donneincucina.com
votacao.dzign-e.net
www.edomap.com
hvn-link.ehubstar.com
electrisolarpty.com
tlds.functionxyz.eu.org
dev.console.fareclock.com
fees-calculator.com
a08a.foodle.su
agnazariosauro.galatamuseodelmare.it
app.getplantista.com
go.51.ca
yamaha-microsite-dev.gospurr.com
my.graceblocks.com
ksl.himaforka-uajy.org
howwefeel.org
iamsimonc.com
inb3.com.br
www.intimateoasis.co.uk
islem-portfolio-2025.com
imacelebrity.itv.com
joytan.pub
www.kaldera.fi
my.kartika.fit
train.alpha.konta.tech
proposals.lifemd.com
lyfeplanner.com
medclar.ro
synapse.monacofoundry.com
dl.monjackgames.com
mydailydoxie.com
www.myrempla.io
www.mytwodivas.com
www.natahouse.net
newsdigestor.com
www.ninjasheepproductions.com
noneguru.com
v2.experience.pms.development.nowlvble.com
omri.sh
www.opread.com
firebase-development.ozzen.tech
go1.paidvideocall.com
netto.partnerhub.co.za
www.partsclub.us
paulsoma.dev
my.perkupapp.com
configurator-reloaded.pixelsucht.net
www.pksprojects.org
playfuljava.com
www.poist.com
qu.guru
redthebeard.com
reflexologybynatalie.com
me.reliablepunching.com
rollsocial.app
saintanselmcamps.com
stg.entrance.satella.shop
tracking.scogo.in
www.servantnunooministry.com
shelterbelt.sksis.ca
www.sulzi.ch
app.swipeit.fi
terastal.net
tidtabellen.com
trident.tisalabs.com
hash.tomonorihirai.com
topnotchmech.ca
embed.vign.pro
demo.visity.app
reviews-axo.wallia.io
pipari.wurdle.eu
wwich.app
staging.api.x200labs.com
www.yachtly.ae