DNS Gurus
Cached · just now
95/100 SECURITY SCORE

Certificate Information

Subject
CN=helpdesk.care4it.de
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
January 08, 2026
Valid Until
April 08, 2026 79 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
7C:E9:8F:B0:4C:7C:54:A8:6E:FC:9D:61:2B:69:A0:27:48:EB:EE:B0:D5:3E:4C:34:3B:9D:3D:06:52:B7:5D:6D
Alternative Names
89 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
letsencrypt.org
Recommendations
  • • Consider using critical flag (flags=128) for stricter CAA enforcement
  • • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
  • • Consider adding 'issuewild' records to control wildcard certificate issuance

Subject Alternative Names

89 domains
selfservice.copadata.com

Other domains in certificate

support.11dynamics.com
assistenza.3di.it
assistenza.88dent.com
support.acpaperformance.com
iqwig-desk.actago.de
support.actiphone.fr
support.ak47digitalproductions.co.uk
support.albato.com
stg-desk.amasty.net
helpdesk.london.anglican.org
support.annavastgoedencultuur.nl
startec.support.arlian.fr
soporte.asg-si.com
support.austinconsultants.com
olegy.support.automat-it.io
support.autrik.com
support.blastream.com
support.brewfitt.online
support.byzzplus.com
helpdesk.care4it.de
ticket.citc.ie
woodmansterne.coliance.co
ireland.compass.education
support.comprox.fr
support.computerhelpni.co.uk
support.ctrlnet.net
support.decathlontravel.com
atencioncliente.dexeus.com
helpdesk.ehealthsolutions.co.uk
assistenza.elsitel.it
customerservice.fabbri1905.eu
desk.fair-it.dk
support.fcxtrade.com
support.felho.net
support.fonetti.com
support.formwave.ie
servicedesk.fundisservices.nl
support.grandprixresort.com
support.grip-facility.com
sav-support.groupcls.com
mailcenter.hcsm.team
support.heliumit.ltd.uk
support.hifihut.ie
helpdesk.htslabs.ie support.htslabs.ie
kinderzimmer.support.ignitehospitality.com
desk.iwantfilm.ru
support.joinmomentum.co.uk
desk.js-technology.fr
helpdesk.justapplications.co.uk
support.kingsleyhealthcare.co.uk
support.leogrid.com
assistenza.lgtech.it
help.limesurvey.org
support.logicle-it.uk
pitstop.manageengine.eu
support.mirketsecurity.com
support.mobilum.com
support.mongoosedreams.co.uk
support.my-compliance.co.uk
assistenza.mygovernance.it
foitsupport.naturalpower.com
nte.service.netsoltech.co.uk
podpora.neubertmarketing.cz
helpdesk.onepoundsweets.com
hilfe.papke-consulting.de
soportetresgriferia.piperlab.es
docs.postalzoom.com
franchise-support.redspher.com
support.scentarium.info
help.simpliwifi.agency
automatizari.smartid.ro
helpdesk.smartmanagement.gr
hilfe.solufind.de
support.spie-tec.de
help-center.sy-ft.net
help-center.syrian-software.com
podpora.urgenca.com
support.vestergaardcompany.com
support.visyoo.com
onlineservice.vr-dienste.de
support-vending-universe.we-deal.fr
support.weprepfba.co.uk
flsdesk.wuxibiologics.com
support.wve.nl
desk.xcomm.co.uk
help.xmlinternational.com
support.zynctech.co.uk