95/100 SECURITY SCORE

Certificate Information

Subject
CN=invoices.klninvoices3.net
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
January 08, 2026
Valid Until
April 08, 2026 86 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
74:D1:6F:6C:08:FD:22:F4:F9:88:B8:A1:0C:88:72:D3:BA:77:0B:9A:27:86:C0:81:CA:BF:BB:94:65:BC:42:3E
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=63072000;includeSubDomains
Content-Security-Policy
Basic
script-src; object-src; base-uri; +1 more
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Present
accelerometer=(), ambient-light-sensor=(), bluetooth=(), compute-pressure=(), document-domain=(), encrypted-media=(), gamepad=(), gyroscope=(), hid=(), magnetometer=(), midi=(), screen-wake-lock=(), serial=(), speaker-selection=(), usb=(), xr-spatial-tracking=()
Recommendations
  • Consider adding 'preload' to HSTS for maximum security
  • Improve CSP by adding more specific directives and removing 'unsafe-inline'

CAA Records (Certificate Authority Authorization)

CAA Records
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Recommendations
  • Consider using critical flag (flags=128) for stricter CAA enforcement
  • You have authorized 4 CAs - consider limiting to only the CAs you actively use
  • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
  • Consider adding 'issuewild' records to control wildcard certificate issuance

Subject Alternative Names

88 domains
support.micommsgroup.com

Other domains in certificate

malls.3d-innovation.com
cobbsupport.alexanderandcompany.com
soporte.amauta.com.mx
support.america-ship.com
help.andyapp.io
support.astvia.com
desk.automateitops.com
support.bakrs.com
caligine.support.bevio.nl
support.bosworthmedia.com
support.cabinetdoorcenter.com
support.cabinetnow.com
desk.cameronlimbrick.com
support.carida.com
support.certacure.com
help.clevercase.com
support.columinate.coop
support.comfortdelgrobus.com.sg
support.conectria.com
support.consulting.wiki
support.edgesystems.tech
destinationpet.enverahealth.com
support.fcresearch.org
help.fieldtech.io
support.firstdirectmarketing.com
support.gansoft.io
servicios.gemco.com.ar
support.gocar.it
support.gotchacovered.com
www.gptw.one
support.hktravelco.com
support.ics365.uk
support.indus.nz
audiocodes.inflowtechnologies.in unify.inflowtechnologies.in videonetics.inflowtechnologies.in
soporte.innerconsulting.com
ask.inspirasystems.com
support.integriscu.ca
mesadeayuda.interkable.com
support.isatwelding.com
help.jakepartee.com
destek.kaliteakademi.com
help.karewatch.com
support.kirtitec.com
invoices.klninvoices3.net
interno.latamly.com
support.maxmd.net
support.moorlandsmediacloud.co.uk
help.msitc.co.uk
support.mydesignimpact.com
desk.netparcel.ae
pbgfinancial.netrio.com
support.neuro20.com
support.nextvein.com
ask.nobrk.com
support.nuagix.ca
support.obsurvus.com
support.national.org.nz
ayuda.oversoft.net
support.passportscan.net
kb.patientnow.com
support.pcbsportscards.com
support-formatura.pixelhouse.com.br
support.prompt.global
helpdesk.qmitech.com
tacdemo.quattrocom.mx
support.rxsoft.pl
internal.sabis.net
support.sbullet.com
assist.sdlal.com
support.smarthlete.com
support.smartsystemsit.com
support.socaltitle24.com
support.solvancy.com
itsupport.steelencounters.com
s1.sungrow-emea.com
help.supportableapp.com
support.thelighthouseservices.com
help.theopspiece.com
support.trboadvance.com
support.vaxtor.com
support.vttsg.com
helpdesk.xpresspayments.com
help.youthscience.ca
help.zentrading.support
social.zoneconsultation.biz