blog.stockcard.io

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:46:4f:bc:d0:59:88:34:f0:bb:07:99:34:ec:66:47:58:14 was issued on by Let's Encrypt.

This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=blog.stockcard.io

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:46:4f:bc:d0:59:88:34:f0:bb:07:99:34:ec:66:47:58:14
Serial Number (int): 285262612869057503269474827193329308358676
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cf:c6:6a:38:07:d6:ad:37:54:58:11:85:7f:93:cf:a1:12:87:46:06
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 37:0d:46:d3:42:d9:66:cc:86:72:72:ab:b8:02:41:8b:e9:df:b7:79
Fingerprint (sha256): af:e6:34:3d:c6:0e:40:af:7f:45:6c:b8:ee:41:9d:0d:e3:11:57:50:f2:77:6b:e4:a1:99:7c:e6:0c:bc:ce:ce

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate blog.stockcard.io

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for blog.stockcard.io

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

blog.stockcard.io

Other certificates including the domain name stockcard.io

(limited to 100 certificates)
www.sneberger.cz
blog.stockcard.io
stockcard.io
ihsabs.com
stockcard.io
12n.app
stockcard.io
www.byrkje.land
ancla.me
dev.stockcard.io
bodhiblendedlearning.com
agile42.actionableagile.com
thechocolateowl.ca
howtoinvest.stockcard.io
blabla.cam
tridev.jp
hvch.d1.stx.world
widget.stockcard.io
dslpos.com
run.photo
stockcard.io
www.heywork.co
eazyclass.com.br
howtoinvest.stockcard.io
tamadoko.com
galirage.com
stockcard.io
backoffice-staging.towa.network
stockcard.io
giocapadel.it
www.anthonygangel.co.uk
krezus.co
dev.stockcard.io
www.mistymusings.art
funwarioisii.me
app.lendroit-reims.fr
blog.stockcard.io
www.dev.manager.woonig.app
anyhousecafe.com
lwdgo.acaisoft.net
manager.corroo.app
stockcard.io
influenftial.com
chrislr.com
baisetamere.fr
www.mxm2018.com
blog.stockcard.io
ionic-lib-demo.iotize.com
intechligence.com
blog.stockcard.io
delivery.melhorpedida.com.br
koobii.pinco.fit
tour.narimilwaukee.org
gonzalesinquirer.column.us
lwdgo.acaisoft.net
app.bitalpha.com
tridev.jp
stockcard.io
emn.orderq.ai
blog.stockcard.io
manager.corroo.app
onlinegamesinfo.com
blog.stockcard.io
run.photo
www.deeplearners.group
pod.getraddle.com
rentalclub.io
cdn.savedby.io
rentalclub.io
howtoinvest.stockcard.io
casestudies.okbye.io
ganeshkirana.in
manager.corroo.app
manager.corroo.app
howtoinvest.stockcard.io
www.antandtracy.com
blog.stockcard.io
ss-canal.makebetter.co.za
www.readthisover.com
stockcard.io
youjo.sx
maria.chat
dev.stockcard.io
alhadist.com
slimsistemas.com.br
blabla.cam
idleideas.biz
longpham.ca
jmisencoes.com.br
visualyze.es
stockcard.io
blog.stockcard.io
teachlonger.com
stockcard.io
www.kashirajima.work
howtoinvest.stockcard.io
salsanena.stage.freshfox.at

Certificate

The complete raw certificate details for blog.stockcard.io in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFWTCCBEGgAwIBAgISA0ZPvNBZiDTwuweZNOxmR1gUMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA0MDUxMDE0MDNaFw0x
OTA3MDQxMDE0MDNaMBwxGjAYBgNVBAMTEWJsb2cuc3RvY2tjYXJkLmlvMIIBIjAN
BgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuDq7/mkKSrRbZ49UMBQQoy13/GkC
W1V8SXxbP5VsNb162qKFCYGbQ5sDoCMWdKvCnryGN+S1kgR8F/0C2/ru5Hj618Zk
Y9IVKkv06vzyxRWBjmQfNc80lW2zTToxprC0kwbtfXtoJGK8gbu9+/WS4MSiXDBS
GV18viXbWHWCK9WyE5GdIY0/zs8/u96ySErRAc9hkscLCsFL6AQp7W30xunO78Jx
8khJ87ZCgFZUbjjh45M7t0+Y/byfSQBoVhWaP/YTi9ACtJ63YlWSmXQdKTf9K0F5
RekpD3J3i1IItGN8MSU9a7bixFFJTgHFYtGpnT0KI89g/66V7bJc0SG3CQIDAQAB
o4ICZTCCAmEwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggr
BgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTPxmo4B9atN1RYEYV/k8+h
EodGBjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcB
AQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlw
dC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlw
dC5vcmcvMBwGA1UdEQQVMBOCEWJsb2cuc3RvY2tjYXJkLmlvMEwGA1UdIARFMEMw
CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j
cHMubGV0c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHUA4mlL
ribo6UAJ6IYbtjuD1D7n/nSI+6SPKJMBnd3x2/4AAAFp7TSjEgAABAMARjBEAiBu
rI6RxlVYj08elSpqpA9lX724KjSbzDa1kHO9SXD7BAIgfVVN+otZOwIlelmCr8Ur
6SzhFpvQoa3NrNY2LUeMq2wAdgApPFGWVMg5ZbqqUPxYB9S3b79Yeily3KTDDPTl
RUf0eAAAAWntNKOIAAAEAwBHMEUCIQCE4YIXJ7iSA0veI0FLnWnx8WWNMRtdvbGo
7BfSddn72wIgb7y45ayKtJL9zc4R+03ZFh9vrzrqzGwkBIZ3Ym5AqO8wDQYJKoZI
hvcNAQELBQADggEBAHPY/8sGaHKqmNGWl2tSyHs8nGlpIrJXPY+MJ2Fb4eqikmws
qnJ2g1iTlhuBYLtIjt96widI3aMBse6/yV0Ijtic4csjLZeHYTIOxF0lHoBrK+c7
CAeeWfgx3pfZe6N58X10P/5IVAG1akciWmrEz/Aa3cvq/x2226yaAmHZGxeThvTx
Oezgl8OWJKWZIFrGZ41OPQ9R/1AqqvWkZ44sPqqIyRJ4JQCuzVPh//gNSwXjuPoA
Hcih6RjEPxevYAAHlywQxa6TwRgtVBHvvikgC7/KlHfWcL8tWQjAraRVLUeYlIG7
NRUliQO494glJO4FivMMsiHaEeWxvdJ0V5CYZf4=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuDq7/mkKSrRbZ49UMBQQ
oy13/GkCW1V8SXxbP5VsNb162qKFCYGbQ5sDoCMWdKvCnryGN+S1kgR8F/0C2/ru
5Hj618ZkY9IVKkv06vzyxRWBjmQfNc80lW2zTToxprC0kwbtfXtoJGK8gbu9+/WS
4MSiXDBSGV18viXbWHWCK9WyE5GdIY0/zs8/u96ySErRAc9hkscLCsFL6AQp7W30
xunO78Jx8khJ87ZCgFZUbjjh45M7t0+Y/byfSQBoVhWaP/YTi9ACtJ63YlWSmXQd
KTf9K0F5RekpD3J3i1IItGN8MSU9a7bixFFJTgHFYtGpnT0KI89g/66V7bJc0SG3
CQIDAQAB
-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 285262612869057503269474827193329308358676
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-05 10:14:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-04 10:14:03 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'blog.stockcard.io'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 23256811101571649359943178707613337114297531888936981388023613779876535866376863124494638894471353917042924639619266138625229866527229848649457473343840442965174123682851010317698523798090136488859498534524812557911188450352529746991179979273526112085277132708911896346021939415612777298847269915413654559924833949349238232183245342491980289904455398173740896426919715217427532457579456916822188816076132047113082212870576023623508517346920030178513410381650595652705598444475272996151319316336739431387713073105160635793361978499555122125643416464409497870806661492219715438616589264960715739447301526239448660031241
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							cfc66a3807d6ad37545811857f93cfa112874606
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blog.stockcard.io'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000169ed34a312000004030046304402206eac8e91c655588f4f1e952a6aa40f655fbdb82a349bcc36b59073bd4970fb0402207d554dfa8b593b02257a5982afc52be92ce1169bd0a1adcdacd6362d478cab6c007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000169ed34a388000004030047304502210084e1821727b892034bde23414b9d69f1f1658d311b5dbdb1a8ec17d275d9fbdb02206fbcb8e5ac8ab492fdcdce11fb4dd9161f6faf3aeacc6c24048677626e40a8ef
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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