TLS/SSL certificate check


Protocol:
Best possible TLS 1.3 TLS 1.2 TLS 1.1 (obsolete) TLS 1.0 (obsolete)

Port to connect on:
Secure HTTP / HTTPS - port 443 Secured SMTP - port 465 Secured IMAP - port 993 Secured POP3 - port 995

TLS/SSL check of 'google.com (142.250.191.238)'

Multiple A-records!

The domain 'google.com' has severals A/AAAA-records - and thereby multiple IP's to check.

Certificate retrival

  • Certificate '*.google.com' retrived from 'google.com' (142.250.191.238) on port 443 using TLS 1.3, in a total of 81ms.

Basic verification


Protocol:
All good
 TLS 1.3, cipher algorithm AES256
 
Protocol TLS 1.3 is verified okay and provide a sufficient level of security.

Host:
All good
 google.com
 
Host 'google.com' is matching Subject/SAN 'google.com' from certificate. All good!

Certificate:
All good
 *.google.com
 
All good! See below for further details.

Chain of certificates

3 of 3 - End-Entity
*.google.com

Certificat:
*.google.com

Issued by:
GTS CA 1C3, Google Trust Services LLC, US

Valid:
From 04-09-2023 to 27-11-2023

Verification:
Succeeded!

SAN's:
*.google.com
*.appengine.google.com
*.bdn.dev
*.origin-test.bdn.dev
*.cloud.google.com
*.crowdsource.google.com
*.datacompute.google.com
*.google.ca
*.google.cl
*.google.co.in
*.google.co.jp
*.google.co.uk
*.google.com.ar
*.google.com.au
*.google.com.br
*.google.com.co
*.google.com.mx
*.google.com.tr
*.google.com.vn
*.google.de
*.google.es
*.google.fr
*.google.hu
*.google.it
*.google.nl
*.google.pl
*.google.pt
*.googleadapis.com
*.googleapis.cn
*.googlevideo.com
*.gstatic.cn
*.gstatic-cn.com
googlecnapps.cn
*.googlecnapps.cn
googleapps-cn.com
*.googleapps-cn.com
gkecnapps.cn
*.gkecnapps.cn
googledownloads.cn
*.googledownloads.cn
recaptcha.net.cn
*.recaptcha.net.cn
recaptcha-cn.net
*.recaptcha-cn.net
widevine.cn
*.widevine.cn
ampproject.org.cn
*.ampproject.org.cn
ampproject.net.cn
*.ampproject.net.cn
google-analytics-cn.com
*.google-analytics-cn.com
googleadservices-cn.com
*.googleadservices-cn.com
googlevads-cn.com
*.googlevads-cn.com
googleapis-cn.com
*.googleapis-cn.com
googleoptimize-cn.com
*.googleoptimize-cn.com
doubleclick-cn.net
*.doubleclick-cn.net
*.fls.doubleclick-cn.net
*.g.doubleclick-cn.net
doubleclick.cn
*.doubleclick.cn
*.fls.doubleclick.cn
*.g.doubleclick.cn
dartsearch-cn.net
*.dartsearch-cn.net
googletraveladservices-cn.com
*.googletraveladservices-cn.com
googletagservices-cn.com
*.googletagservices-cn.com
googletagmanager-cn.com
*.googletagmanager-cn.com
googlesyndication-cn.com
*.googlesyndication-cn.com
*.safeframe.googlesyndication-cn.com
app-measurement-cn.com
*.app-measurement-cn.com
gvt1-cn.com
*.gvt1-cn.com
gvt2-cn.com
*.gvt2-cn.com
2mdn-cn.net
*.2mdn-cn.net
googleflights-cn.net
*.googleflights-cn.net
admob-cn.com
*.admob-cn.com
googlesandbox-cn.com
*.googlesandbox-cn.com
*.safenup.googlesandbox-cn.com
*.gstatic.com
*.metric.gstatic.com
*.gvt1.com
*.gcpcdn.gvt1.com
*.gvt2.com
*.gcp.gvt2.com
*.url.google.com
*.youtube-nocookie.com
*.ytimg.com
android.com
*.android.com
*.flash.android.com
g.cn
*.g.cn
g.co
*.g.co
goo.gl
www.goo.gl
google-analytics.com
*.google-analytics.com
google.com
googlecommerce.com
*.googlecommerce.com
ggpht.cn
*.ggpht.cn
urchin.com
*.urchin.com
youtu.be
youtube.com
*.youtube.com
youtubeeducation.com
*.youtubeeducation.com
youtubekids.com
*.youtubekids.com
yt.be
*.yt.be
android.clients.google.com
developer.android.google.cn
developers.android.google.cn
source.android.google.cn

Algorithm:
sha256RSA
Serial:
009BDBAAE7A2280A92097ED09691A3879E

2 of 3 - Intermediate
GTS CA 1C3

Certificat:
GTS CA 1C3, Google Trust Services LLC, US

Issued by:
GTS Root R1, Google Trust Services LLC, US

Valid:
From 12-08-2020 to 29-09-2027

Verification:
Succeeded!

Algorithm:
sha256RSA
Serial:
0203BC53596B34C718F5015066

1 of 3 - Root certificate
GTS Root R1

Certificat:
GTS Root R1, Google Trust Services LLC, US

Issued by:
GTS Root R1, Google Trust Services LLC, US

Valid:
From 21-06-2016 to 21-06-2036

Verification:
Succeeded!

Algorithm:
sha384RSA
Serial:
6E47A9C54B470C0DEC33D089B91CF4E1


Root Store trust:
Fully trusted!

Microsoft:
Root Certificate is trusted by Microsoft (Windows)
Apple:
Root Certificate is trusted by Apple (iOS, iPadOS, macOS)
Android:
Root Certificate is trusted by Android

Log

+049
  • Host 'google.com' resolved in 48ms
+049
  • WRNMultiple A-records!
    Domain 'google.com' has several A-records, and thereby multiple IPs to check. IP 142.250.191.238 will be used.
+057
  • Connected to host 'google.com' (142.250.191.238) on port 443.
+057
  • Secure connection established
+082
  • Connection has been authenticated
+082
  • Secure connection established and certificate has been retrived
+082
  • Load and verify chain of certificates
+369
  • Full chain of certificates has been loaded and verified in 286ms.
+369
  • End-Entity certificate verification success
    Certificat '*.google.com' SUCCEDED the verification.
+369
  • Intermediate certificate verification success
    Certificat 'GTS CA 1C3' SUCCEDED the verification.
+369
  • Root certificate verification success
    Certificat 'GTS Root R1' SUCCEDED the verification.
+369
  • Check root store status of root certificate
+373
  • Trustet by all major trusted root certificate stores
    The certificte is trustet by ALL major trusted root certificate store
+374
  • Host 'google.com' is matching Subject/SAN 'google.com' from certificate. All good!
+374
  • Protocol TLS 1.3 verified okay!
+374
  • Certificate has been verifyed
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