DNS Gurus
Cached · just now
96/100 SECURITY SCORE

Certificate Information

Subject
CN=tsmsupport.lenovocloudsoftware.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
January 17, 2026
Valid Until
April 17, 2026 89 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
45:D4:6A:AD:7B:B5:69:14:5A:40:B6:9F:F5:98:BA:07:7F:01:25:5A:F4:4E:E6:B7:7A:C1:51:B2:54:6B:4B:2A
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
letsencrypt.org sectigo.com amazon.com digicert.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
support.techproeducation.com

Other domains in certificate

bvssupport.1on1lms.com
testzoho.4insite.com
helpdesk.aembs.net
cs.arwiqa.sa
support.audiocontrolpro.com
support.broadiesaircraft.com
soporte.canelasoluciones.com
support.caprarotechnologies.com
help.cheddarlinks.com
fleetcontrol.clm.co.uk
portal.cloud-resolve.com
internal.colourtech.co.za
support.naft.com.sa
customersupport.coralpay.com
websupport.cosmickmedia.com
support.cymetricx.com
support.digital-coach.com
binance.dlocal.com customerportal.dlocal.com
fraud-support.edaat.sa
support.empirerecycling.com
desk.essentialstudios.ca
support.etechrivals.com
support.evareg.com
suporte.expansao.company
helpdesk.fibraforte.it
support.fidelibus.ca
support.firstresponse.solutions
helpcenter.frostplatform.com
support.goettl.com
quotes.goyeslogistics.com
support.granville-energy.com
support.groupedmb.com
support.ideazfirst.com
support.intellyk.com
support.ivimsupplements.com
help2.jdeckman.com
auditsupport.jessonauditors.co.za
kadalaihelpcenter.kadal.ai schoolshelpcenter.kadal.ai
ayuda.labodega.digital
ldmsupport.lenovocloudsoftware.com tsmsupport.lenovocloudsoftware.com
emblemhealth.levrx.com
arap.lhclinc.com
it-help.medmark.eg
maintenance.menergia.jp
support.movizzon.com
support.nucular.tech
support.oconeetechconsulting.com
support.odysseymedical.ca
auxilio.omnitok.com
marketinghd.oorah.org
support.ops-com.com
support.oskorp.com
ayuda.pclap.systems
helpme.phase7.digital
support.planning.media
desk.prem-box.com
support.pulsecomputers.net
soporte.quepartner.com
itsupport.quintewest.ca
helpcenter.rapidascent.com
it.ronati.com psn.ronati.com
helpdesk.royalamericanhospitality.com
suporte.sanus.tech
support.seemyservices.com
support.shopgenius.org
portal.skynetworkssolutions.com
support.smallscreenproducer.com
contractor.soldinasnap.com team.soldinasnap.com
support.tcainc.com
soporte.tecnocomprascr.com
support.threepedals.com
support.tspcontracting.net
freshiisupport.ur-channel.com
helpdesk.viperit.co.za
support.whiteitservices.com
academy.wifigarden.com
help.wonsulting.com
helpcenter.wygroup.net
helpcenter.wyperformance.com
support.yajny.com
support.yoizen.com