DNS Gurus
Cached · just now
98/100 SECURITY SCORE

Certificate Information

Subject
CN=support.lct.jp
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
December 15, 2025
Valid Until
March 15, 2026 53 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
96:6B:02:5F:6B:85:3A:B1:6A:0B:FA:43:AD:83:5A:1E:5F:B1:1F:6D:F5:0B:F2:16:27:DA:9B:58:A4:D6:78:7E
Alternative Names
87 domains

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
Strong
default-src; script-src; style-src; +6 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

CAA Records (Certificate Authority Authorization)

CAA Records
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Authorized CAs
amazon.com digicert.com letsencrypt.org sectigo.com
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

87 domains
help.turn-byte.com

Other domains in certificate

suporte.actbrasil.info
support.alfatechcorp.com
support.assistit.tech
support.balibuddy.app
support.brighternights.com
zohodesk.cloudtest.asia
support.romer.co.ke
zoho.echozambia.co.zm
support.paratech.com.cy
support.asystec.com.do
support.isofit.com.hk
support.oda.com.ng
azpexpendiocombustible.agriplus.com.py
kohlssupport.crosscap.com
helpcenter.datax.ai
desk.datosdx.com
eglsupport.eguardian.com
atendimento-nucleo.embracon.online
it.emiratesparkzoo.org
support.eniac.com
desk.factorysense.io
ajuda.fomenti.com.br
support.fortifieddesk.com
dep2.fxrdrive.live
support.gumtree.co.za
adosupportdesk.infinitisoftware.net grmsupportdesk.infinitisoftware.net
icsit.intrascloudservices.com
support.it-help.us
help.jaradfrimmel.co.za
helpdesk.junae.com
support.keestutech.com
support.konacash.com
customer.korntranslations.com
support.laverl.com
support.lct.jp
support.logicalcommerce.com
my.meraksa-aromatics.com
support.metabolicregen.com
support.metaship.ai
desk.mhd.marketing
support.mosdotptor.org
support.multiweigh.co.za
support.mwts.co.za
helpdesk.mynxtcare.com
svo.myvisas.help
tickets.naplestop.tech
helpgcc.noon.com
ayuda.preciode.com.mx
support.promowares.com
support.quantivaglobal.com
azn-support.remarkabletek.com engagecx.remarkabletek.com hkl-support.remarkabletek.com reds-support.remarkabletek.com tai-support.remarkabletek.com
help.repairdesk.co
support.robustel.com
helpdesk.schneider-manfred.de
support.screambox.com
support.smartconnectpros.com
ticket.smplus.com
helpdesk.sprydynamics.com
support.stdmt.com
track.sysdop.com
help.tagspar.com
support.teamkiley.com
interno-comercial.nexdom.tec.br interno-pre-venda.nexdom.tec.br
support.tellistic.com
support.tenalet.com
help.thedjprofitsystem.com
support.theitgirl.co.uk
kb.top.help
help.tradexprop.com
servicio.tuplantapr.com
support.tvshowsreminder.com
support.userank.com
desk.vijaycopolymers.com
support.visionvoice.us
affiliates.washingtoncountytx.gov
support.whiteshellelectric.ca
help.workpairadice.com
help.xanderindustries.com
helpdesk.xsat.global
support.zerotouch.ai