markovdata.com

Issued by R3

About this certificate

This digital certificate with serial number 03:8f:f8:fd:86:fd:6e:72:2d:ad:c3:d9:52:ee:bb:a3:f6:bc was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=markovdata.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:8f:f8:fd:86:fd:6e:72:2d:ad:c3:d9:52:ee:bb:a3:f6:bc
Serial Number (int): 310328201196956602052772818838224025941692
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8a:fa:25:28:a6:d0:7e:15:85:24:8b:8b:3d:3d:ec:ce:37:8f:72:6b
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c3:d2:b4:26:d4:c2:b2:0d:68:9a:53:ee:3f:9f:b3:4e:a0:b8:d9:d2
Fingerprint (sha256): f9:94:bb:f0:82:8e:73:88:fa:39:ca:db:11:7d:11:a2:f5:9b:e3:1b:23:2a:6f:3c:dc:62:12:6b:dc:7a:74:dc

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate markovdata.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for markovdata.com

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

*.markovdata.com
markovdata.com

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Certificate

The complete raw certificate details for markovdata.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE+jCCA+KgAwIBAgISA4/4/Yb9bnItrcPZUu67o/a8MA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzExMTkxMjM3MTJaFw0yNDAyMTcxMjM3MTFaMBkxFzAVBgNVBAMT
Dm1hcmtvdmRhdGEuY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA
uaTGK9ReJQaGvYYKOZcflXmmkf0ti6+mQu2KpVe0VDSNXhapZStcMY861o0QZ5W4
aUsQMgYqiOOWBKAA6/8Wqsvc6qAtuXqT1yp7HmpLBKsOB5NYlAgwg1sIzTI5V9C6
6xYduus7+kAzqHt1z01VyVeTRVEX/fbRX1mGCGLf5x9qmtja4x2Ijpt/M1Je2Pli
jS0anKq2gCTRW7AQZBONDQ+AERZIfzY+L68F+xp1acZb5Jap+S2C0hrpyzmSRkBH
zc9Mty/uL4599JvBWKaoCFb5aSb+BiTV25sujBCThyNcZPbKo4UQeJ24FvtcT0u+
B+C8PE6MuWPctAA3HmDLYQIDAQABo4ICITCCAh0wDgYDVR0PAQH/BAQDAgWgMB0G
A1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1Ud
DgQWBBSK+iUoptB+FYUki4s9PezON49yazAfBgNVHSMEGDAWgBQULrMXt1hWy65Q
CUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9y
My5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iub3Jn
LzArBgNVHREEJDAighAqLm1hcmtvdmRhdGEuY29tgg5tYXJrb3ZkYXRhLmNvbTAT
BgNVHSAEDDAKMAgGBmeBDAECATCCAQMGCisGAQQB1nkCBAIEgfQEgfEA7wB2ADtT
d3U+LbmAToswWwb+QDtn2E/D9Me9AA0tcm/h+tQXAAABi+fMrZ4AAAQDAEcwRQIg
KkObtKmZj4D/1uxhHmrA12lvXEa/PPBEouHZVke5DJ0CIQDc3x2tlon98BwBK0JR
5V9b5+15b+IhQHguwNxKuk2SPwB1AEiw42vapkc0D+VqAvqdMOscUgHLVt0sgdm7
v6s52IRzAAABi+fMrZ8AAAQDAEYwRAIgX69zKsSD3GbU3RT0LL0GNoyLY9qs4jgy
9rq9jLuF17wCIBrh0+qzRsd8qViTBYc4DUE6mt11YmSI8lQ6jop9mr28MA0GCSqG
SIb3DQEBCwUAA4IBAQBy6iFwG/p4iFZ9H6B6rKKLFLELduca3c7x3mnK/fSwAVOd
WC0U/n1h+85o8oZkA9huEVwPiTiP7k9l0Ab0b1cM9dAQD0agQpDReTkBtDQMWjnw
4kiPoBDb7+3uUDu82Yz6xaXN9k8iPaBYnFBOrfc/ZwZD2df8aXwITFHKNXThh6gR
Tdbe+TVnofXfxRsDBA1PfVlbOcB8zONcmfklLbdZuEPNzEZcP9QG7QYmoJFAfMac
TkDeI9zvCEB59OWPK6S9GY6V8IWFxir6t7dLOJmZtzHqfaMzd2Ukk8lZgeoxl6DE
s3blirk4NTY82ghmrHB2djZZxgEg3EQREXy86nhq
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuaTGK9ReJQaGvYYKOZcf
lXmmkf0ti6+mQu2KpVe0VDSNXhapZStcMY861o0QZ5W4aUsQMgYqiOOWBKAA6/8W
qsvc6qAtuXqT1yp7HmpLBKsOB5NYlAgwg1sIzTI5V9C66xYduus7+kAzqHt1z01V
yVeTRVEX/fbRX1mGCGLf5x9qmtja4x2Ijpt/M1Je2PlijS0anKq2gCTRW7AQZBON
DQ+AERZIfzY+L68F+xp1acZb5Jap+S2C0hrpyzmSRkBHzc9Mty/uL4599JvBWKao
CFb5aSb+BiTV25sujBCThyNcZPbKo4UQeJ24FvtcT0u+B+C8PE6MuWPctAA3HmDL
YQIDAQAB
-----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 310328201196956602052772818838224025941692
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-19 12:37:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-17 12:37:11 +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 'markovdata.com'
 . . . . . . . . [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 23435339558876494081286542275831636027519699062645493620031017065636595282046462708997230924533751016900254645703785463224459876444904646000871987051691217116082914558718922960530765450060060306395687812515421752459637557180483484245265354584501835834547454553430649302358821024257782386407640200025546274764551410616388635116744442726940581758437325464644973851009447607644996892575937181816352311364891462717221254715795925672663364593863493398477390594010820555888371270873856954901130908631853371788979427172851629559402625853190337933352436384852653025840432861995936098730153928186744796986927308032216217471841
 . . . . . . . . . . . . . . . . . . . . [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)
							8afa2528a6d07e1585248b8b3d3decce378f726b
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.markovdata.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'markovdata.com'
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018be7ccad9e000004030047304502202a439bb4a9998f80ffd6ec611e6ac0d7696f5c46bf3cf044a2e1d95647b90c9d022100dcdf1dad9689fdf01c012b4251e55f5be7ed796fe22140782ec0dc4aba4d923f00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018be7ccad9f000004030046304402205faf732ac483dc66d4dd14f42cbd06368c8b63daace23832f6babd8cbb85d7bc02201ae1d3eab346c77ca958930587380d413a9add75626488f2543a8e8a7d9abdbc
 . . . . [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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