Open
Cached
·
just now
80/100
SECURITY SCORE
Certificate Information
Subject
C=US, ST=Pennsylvania, O=IONOS Inc., CN=ionos.com
Issuer
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA OV R36
Valid From
October 06, 2025
Valid Until
October 06, 2026
336 days
Public Key
RSA
4096 bit
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
06:0E:7F:BA:B3:0A:5E:A4:21:49:DF:CF:67:98:6A:82:FD:95:50:FB:74:C4:15:33:FC:2C:52:06:56:66:F8:8F
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
Forward Secrecy
Limited
(Check cipher configuration)
Warnings
- • TLS 1.3 is not supported (recommended)
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=31536000
Content-Security-Policy
Weak
frame-ancestors
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Significantly strengthen CSP directives
- • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
- • 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
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
Wildcard CAs
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
Subject Alternative Names
107 domains
ionos-cloud.biz
www.ionos-cloud.biz
1and1.cloud
www.1and1.cloud
1and1.com
mybusiness.1and1.com
mypersonal.1and1.com
mywebsite.1and1.com
mywebsitepersonal.1and1.com
order.1and1.com
website.1and1.com
www.1and1.com
www.order.1and1.com
1and1.us
ionos.co.id
www.ionos.co.id
ionos.com.ua
www.ionos.com.ua
deploy-now.app
www.deploy-now.app
deploy-now.dev
www.deploy-now.dev
deploy-now.info
www.deploy-now.info
deploy-now.online
www.deploy-now.online
deploy-now.org
www.deploy-now.org
deploy-now.pl
www.deploy-now.pl
deploy-now.space
deploynow.app
www.deploynow.app
deploynow.dev
www.deploynow.dev
deploynow.info
www.deploynow.info
deploynow.online
www.deploynow.online
deploynow.org
www.deploynow.org
deploynow.pl
www.deploynow.pl
deploynow.space
www.deploynow.space
ionos-cloud.com
www.ionos-cloud.com
ionos-cloud.me
www.ionos-cloud.me
ionos-cloud.net
www.ionos-cloud.net
ionos-cloud.org
www.ionos-cloud.org
ionos-cloud.us
www.ionos-cloud.us
ionos.agency
www.ionos.agency
ionos.co
www.ionos.co
ionos.co.za
www.ionos.co.za
ionos.com
lxa.ionos.com
mkc.ionos.com
www.ionos.com
ionos.com.ar
www.ionos.com.ar
ionos.com.br
www.ionos.com.br
ionos.com.pe
www.ionos.com.pe
ionos.com.ve
www.ionos.com.ve
ionos.id
www.ionos.id
ionos.in
www.ionos.in
ionos.is
www.ionos.is
ionos.li
www.ionos.li
ionos.me
www.ionos.me
ionos.nz
www.ionos.nz
ionos.ph
www.ionos.ph
ionos.sg
www.ionos.sg
ionos.us
www.ionos.us
ionos.vn
www.ionos.vn
ionoscloud.biz
www.ionoscloud.biz
ionoscloud.com
www.ionoscloud.com
ionoscloud.me
www.ionoscloud.me
ionoscloud.net
www.ionoscloud.net
ionoscloud.org
www.ionoscloud.org
ionoscloud.us
www.ionoscloud.us
oneandone.com
www.oneandone.com
Other domains in certificate