DNS Gurus
Cached · just now
95/100 SECURITY SCORE

Certificate Information

Subject
CN=help.nishnanet.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
January 08, 2026
Valid Until
April 08, 2026 63 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
10:63:9F:3E:6B:4E:7C:FC:67:1F:46:37:45:56:3B:70:93:6B:82:D1:A5:B4:BA:A2:0D:14:02:3D:80:82:05:A0
Alternative Names
88 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
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)
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

88 domains
support.tayosolution.ca

Other domains in certificate

support.1rink.com
support.1voicetech.com
support.6two8.com
help.99saasaving.com
tmc.support.actionkpi.com western.support.actionkpi.com
sg.support.te-cloud.advantest.com
support.aesir-corp.com
support.amerinatls.com
support.anu-biz.com
soporte.arquiluz.studio
support.avgator.com
support.basic.am
helpdesk.bridgedatacentres.com
support.candleshadow.com
thibidi.citek.vn
desk.cloud-converters.com
desk.extrainch.co.ke
p2.0.circlegroup.com.my support.vgrowth.com.my vms.myeg.com.my
servicedesk.amti.com.ph
destek.pt.com.tr
support.conpulse.io
help.cp-commerce.com
ayuda.creditas.mx
soporte.datoseguro.co
support.directmeds.com
aml-support.edaat.sa
elosupport.ou.edu.vn
soporte.elery.co
support.emr-it.net
support.enlitic.com
help.epic36.com
support.epigrid.com
atendimento.ergonsistemas.com.br
emspsupport.etstechcafe.com
soporte.fundacionparatodos.com
ask.getshapely.com
support.imm-cs.com
support.incrementic.com
claroty.inflowtechnologies.in extrahop.inflowtechnologies.in ilantus.inflowtechnologies.in netscout.inflowtechnologies.in tenable.inflowtechnologies.in
scholars.isacindia.org
soporte.itpgdl.com.mx
support.kaedoki.jp
help.knvsol.com
support.linedrift.com
ayuda.magichairoficial.com.co
support.manchigroup.com
support.menred.com
mysupport.mybexa.com
support.newzdash.com
help.nishnanet.com
support.noisenet.com.au
desk-kiso-toymuseum.oniwa.co.jp
support.opensurg.com
support.opinionbuyers.com
support.osmosvote.com
www.patolo.jp
hrhelpdesk.pdtmc.com
technological-solutions.promech-eg.com
support.promedsi.com
support.promoshopla.com
dwl-support.remarkabletek.com
support.rfwel.com
requisiciones.roiretornodeinversion.com
care.sensoware.com
support-intl-test-only.shijigroup.com
support.sitestorm.cloud
soporte.solucionait.es
help.stoneprism.com
help.storage-shield.com
support.survisiongroup.com
www.synergyhelps.com
support.synergysquaredinc.com
desk.transmosis.com
support.ultracard.io
helpdesk.valorglobal.com
support.vicoimaging.com
support.webarchitect.net
support-teacher.weblio.jp
help.webspecia.in
help.wsatraining.com