Open
Cached
·
just now
83/100
SECURITY SCORE
Certificate Information
Subject
C=US, ST=Minnesota, O=3M Company, CN=solutions.3m.com
Issuer
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA OV E36
Valid From
November 21, 2025
Valid Until
November 21, 2026
352 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA256
SHA-256 Fingerprint
BB:5C:2A:9D:17:9C:40:FE:C1:25:9A:1B:16:A4:6E:46:57:B9:42:EE:FE:1A:8D:90:8D:30:29:11:EB:9A:11:FE
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
Weak
frame-ancestors
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • Significantly strengthen CSP directives
- • Add X-Content-Type-Options: nosniff
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Not Configured
(Any CA can issue certificates)
CAA Issues
- • No CAA records configured - any CA can issue certificates
Recommendations
- • Implement CAA records to restrict which CAs can issue certificates for your domain
- • This adds an extra layer of security against unauthorized certificate issuance
- • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
- • Consider adding 'iodef' record to receive security incident reports
Subject Alternative Names
98 domains
www.nexcare.3m.com.tt
www.post-it.3m.com.tt
www.scotch-brite.3m.com.tt
www.littmann.3m.co.za
www.nexcare.3m.co.za
cposohes.3m.com
eaa.3m.com
enl.3m.com
epro.3m.com
multimedia.3m.com
nextgear.3m.com
solutions.3m.com
virtualcssd.3m.com
virtualpackaging.3m.com
windowfilmsimulator.3m.com
www.3m.com
www.nexcare.3m.com
www.3m.cz
www.futuro.3m.cz
www.littmann.3m.cz
www.post-it.3m.cz
www.spofaplast.3m.cz
www.futuro.3m.ro
www.nexcare.3m.ro
www.3m.si
www.nexcare.3mae.ae
www.nexcare.3maustria.at
www.nexcare.3mbelgie.be
www.littmann.3mbelgique.be
www.nexcare.3mbelgique.be
www.nexcare.3mdanmark.dk
www.littmann.3mdeutschland.de
www.nexcare.3mhellas.gr
www.nexcare.3mireland.ie
www.3mkazakhstan.com
www.nexcare.3mmagyarorszag.hu
www.3mmaroc.ma
www.nexcare.3mnederland.nl
www.nexcare.3mnorge.no
www.nexcare.3mschweiz.ch
www.littmann.3msuisse.ch
www.nexcare.3msuisse.ch
www.nexcare.3msuomi.fi
www.futuro.3msverige.se
www.nexcare.3msverige.se
walmart.acebrand.com
www.nexcare.3m.co.id
www.post-it.co.id
www.nexcare.3misrael.co.il
www.3m.co.kr
www.3mabrasive.co.kr
www.3mautocare.co.kr
www.3mprivacyfilter.co.kr
www.nexcare.co.kr
www.command.co.th
www.nexcare.3m.com.es
www.command.com.hk
www.filtrete.com.hk
www.futuro.com.hk
www.nexcare.com.hk
www.post-it.com.hk
www.scotch-brite.com.hk
www.nexcare.3m.com.hr
www.3m.com.jm
www.post-it.com.jm
www.scotch-brite.com.jm
www.3mnigeria.com.ng
www.futuro.3mphilippines.com.ph
www.nexcare.3m.com.pt
www.command.3m.com.sa
www.nexcare.3m.com.sa
www.nexcare.3m.com.sg
www.nexcare.3m.com.tr
www.filtrete.com.tw
www.command.3m.com.ua
www.littmann.3m.com.vn
walmart.command.com
www.command.in
www.commandbrand.co.nz
walmart.filtrete.com
www.meguiars.ca
go.meguiars.com
www.meguiars.com.br
multimedia.mmm.com
www.mmm.com
www.nexcare.ca
www.nexcare.co.nz
www.nexcare.co.uk
www.nexcare.com.au
www.nexcare.de
www.nexcare.fr
www.nexcare.it
www.scotch-brite.in
www.scotchblue.co.nz
lowes.scotchbrand.com
www.scotchgard.ca
www.scotchgard.com.au
www.tensor.ca
Other domains in certificate