89/100 SECURITY SCORE

Certificate Information

Subject
CN=mail.chrispow.co
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
January 15, 2026
Valid Until
April 15, 2026 78 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
9D:10:94:98:88:CC:DC:ED:9F:8A:42:20:35:48:52:0F:23:F0:08:29:42:17:4C:D7:FF:AE:37:3F:F5:0E:CD:66
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
Excellent
max-age=64072000; includeSubDomains; preload
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • Add Content-Security-Policy header to prevent XSS attacks
  • 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)
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

83 domains
mail.codelinaro.org

Other domains in certificate

mail.8stix.com.au
mail.a19.com
us-customurl.ac-domain.in
mail.adv-motors.sa
email.buenohoracio.adv.br
mail.agliway-tech.com
mail.altracoltd.com
email.alvoagricola.com.br
mail.amorous.studio
email.apetitesalon.com
mail.aporter.xyz
mail.beegeeky.io
mail.boltn.com
webmail.bythelakedental.com
zoho.calimod.com.pe
mail.chrispow.co
mail.kmlaw.co.ke mail.shikishatoursandtravels.co.ke
mail.coinsouvenir.com
mail.conaceites.com.ec
mail.bucksfield.com.ng mail.sigmasecurities.com.ng
mail.beauty.com.uy
mail.connectedacc.com
mail.devopsolution.net
mail.dreamalliance.com
mail.emg-management.net
mail.fuego.qa
mail.global-it-services.am
mail.godwinclan.com
mail.carapicuiba.sp.gov.br
mail.growthfyi.com
mail.hurricaneproductionsllc.com
mail.hydrocis.com
mail.inzok.com
mail.iteng.in
login.jumeda.co.uk
mail.lifehouseoman.com
mail.lotoyei.com
email.lotusdata.net
mail.mallorysports.com
mail.methernetwork.com
mail.meuvendoo.com.br
mail.michelabreu.com
mail.moonfrostcreations.com
mail.moyer.us
mail.mtscape.com
mail.newfangled.io
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mail.mcpa.org.af
mail.oudalkhairy.com
mail.pdhvinc.com
mail.pix.com.br
mail.plenitud.org
mail.prospectsgh.com
workplace.puzzle.sg
mail.rapidsoft.net
mail.salestechmarketing.com
webmail.saovietcomposites.com
mail.saptaasien.com
mail.saybo.com
mail.shavediceandmore.com
zohomail.sitwll.com
mail.snevoll.com
webmail.souzaindustria.com.br
mail.staublab.services
webmail.steiger.ro
mail.stewnet.com
mail.sweetgiant.biz
mail.sysmedia.net
mail.tapestri.solutions
mail.thewfamily.us
mail.thienancorp.vn
mail.trade2transform.com
mail.tuf5.us
mail.usbusutah.com
email.varivas.fishing
email.victorsamuel.com.br
mail.wiggins.family
mail.wimillers.com