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SECURITY SCORE
Certificate Information
Subject
CN=support.tec.robur-group.com
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
September 15, 2025
Valid Until
December 14, 2025
32 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
63:CF:44:84:5E:D1:C2:23:9B:F7:3E:47:48:C7:A5:27:FD:40:18:86:C2:3C:70:2C:D0:8F:96:67:91:0B:EF:3C
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
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
- • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
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
86 domains
support.uk2.net
help.18p.site
iqwig.actago.de
soporte.agenciavideomarketing.com
support.anttail.com
support.aplus-payments.com
support.aquilativemarketplace.com
support.arpa3.fr
assistenza.arreghiniserramenti.com
supporto.avbrain.it
centram.bevio.nl
desmd.bevio.nl
sezo.bevio.nl
support.centram.bevio.nl
support.desmd.bevio.nl
vbn.bevio.nl
help.biwork.net
portal.buergerwind-westfalen.de
support.centram.nl
desk.clap-partners.com
support.clubtechhero.com
servicedesk.mawe.co.at
assistance.coprosecurit.com
support.cordulus.com
support.coretonomy.com
interno.dam.cuatroochenta.com
support.dentandbuckle.com
alphabet.eurotaller.com
support.expandly.com
support.expert-it.com
support.fancom.fr
help.fellakte.de
tickets.finckers.com
faq.firevolt.com
support.friedrich.report
support.fundstr.com
supporto.futurasistemi.it
support.getsetuk.co.uk
help.gourmetcutclub.de
webqueries.govdata.co.uk
it.grccontrol.nl
www.sav.gsh-med.fr
support.hofa-plugins.de
support.internetservice-brandenburg.de
glebe-maintenance.karmic.link
kb.linqhost.nl
documentation.loyalista.de
support.midphase.com
support.netdzine.co.uk
support.netwyl-informatik.ch
desk.zoho.noienergia.com
service.nussbaum-medien.de
support.olivianetwork.ai
support.onevigilance.com
help.ordertools.com
support.parklio.com
support.paxumlatam.com
support.pkglobaliot.com
support.prodeliverymanager.com
service.raphael-stenzhorn.com
support.resolutetrainingclub.com
support.rnpvision.com
support.tec.robur-group.com
support.rutlandfurniturestores.co.uk
support.scaramanga.marketing
service.schlossatelier.ch
support.sezo.nl
old-helpdesk.shinetsusilicones.eu
fifthfloor.simplepharma.com
support.sitecare.expert
support.slakespirits.com
zbr-support.starclick.co
help.styreportalen.no
help.telecom26.ch
orders.telecom26.ch
tickets.telecomunique.de
carrotsupport.thingco.com
support.togetherschool.com
support.vimeva.nl
support.vitec-datamann.dk
support.webstrategen.eu
client-support.workerhero.com
help.worldline-one.com
www.x2support.co.uk
help.xbodyworld.com
aide.xiwo.fr
Other domains in certificate