diana-group.com

Issued by R3

About this certificate

This digital certificate with serial number 03:80:87:11:cf:5a:4f:de:2a:4d:e4:b2:6a:60:65:ba:c7:7f 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=diana-group.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:80:87:11:cf:5a:4f:de:2a:4d:e4:b2:6a:60:65:ba:c7:7f
Serial Number (int): 305072539015252462477359027004195267594111
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e8:73:f3:7e:a5:da:f8:51:96:19:c5:dd:9c:33:38:82:63:75:04:0f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 47:a8:98:a5:8c:16:c4:52:c7:5e:2e:47:14:b9:f0:97:07:8d:40:25
Fingerprint (sha256): 1d:8a:97:dd:09:86:3d:00:01:db:51:7f:bc:d2:e2:8f:f4:85:22:88:fa:36:99:04:fe:73:63:84:dd:fe:a3:3b

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

Revocation information

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

Check the revocation status for certificate diana-group.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for diana-group.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

diana-group.com
www.diana-group.com

Other certificates including the domain name diana-group.com

(limited to 100 certificates)
diana-group.com
diana-group.com
diana-group.com
diana-group.com
archives-transport.diana-group.com
media.diana-group.com
media.diana-group.com
webmail.diana-group.com
archives-transport.diana-group.com
diana-group.com
diana-group.com
webmail.diana-group.com
webmail.diana-group.com

Certificate

The complete raw certificate details for diana-group.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFATCCA+mgAwIBAgISA4CHEc9aT94qTeSyamBlusd/MA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzA5MjMwOTE3MjFaFw0yMzEyMjIwOTE3MjBaMBoxGDAWBgNVBAMT
D2RpYW5hLWdyb3VwLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEB
AOkUGMwI8C7WGSDojkhYYNm6x96ZrnI1BdG05oj8R8XN1nnGEaAQdz1K4AoQNk2K
QiGG0v05y1O6vjkjMHchLxLwhqdity4unJXKUpqO4Nsg126mOj/XqeBhpc4yAPyo
UWBmJuf3TQGHuNHxzie/WJgc+2/b80Jpo51/BfaittrGiZF+//qUxE9zBpEfnR/y
VSqunws4oFNiLfy2EUwFYZ91yunmBXdZhKqSeQV9wy0mr59JY1PKewDN5720kdbL
MMfcNycha7aUsEbP6DDb2Jfwlr2z6GCF+qRmz6YxAl8Uh81EuVCDRcCwRNMk0jRp
0mn4jQM5i+KIusmchs/9Dg8CAwEAAaOCAicwggIjMA4GA1UdDwEB/wQEAwIFoDAd
BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNV
HQ4EFgQU6HPzfqXa+FGWGcXdnDM4gmN1BA8wHwYDVR0jBBgwFoAUFC6zF7dYVsuu
UAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8v
cjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9y
Zy8wLwYDVR0RBCgwJoIPZGlhbmEtZ3JvdXAuY29tghN3d3cuZGlhbmEtZ3JvdXAu
Y29tMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDx
AHcAtz77JN+cTbp18jnFulj0bF38Qs96nzXEnh0JgSXttJkAAAGKwYs3rwAABAMA
SDBGAiEA3TRxLqVQSbLpNbtSmSalfWiyKSL1ICG8H8BkNQxmvJwCIQCO53eWZcXe
7PIRZP3tkd1KVUg2ZDICQKMuGcwlaAfFRAB2AHoyjFTYty22IOo44FIe6YQWcDIT
hU070ivBOlejUutSAAABisGLN7cAAAQDAEcwRQIhAM/4DuzJ2A86J9T5irbIqgfg
K5Pvc9iErKlJ1CCF6m1+AiB6Z0wM3O89NM9I0wQkkhGBxAF7P07hgWqkXKW9WJlK
1jANBgkqhkiG9w0BAQsFAAOCAQEAF5Sld9yVJvz9QAFcESTihREdxhIk2FLSKw1+
EIPvGeSSYLjDrbpqgicJs+5YtRh7kiTh1667EUc2qD1oH0U/MW9YhdF3onkgtMrg
3WbOgo3kCbAA7XZCaDVMS2VL+oN+/8uUxK68xRrw+ech+7MLZk3JLfoSGRQEtKbZ
Ze7IX99K2dEHVxWDGQBqoaYIsxecQej74xVJn00pGrE73wUgtuiq6/mW0Psqg+xG
DP/bGySOeVqhyH/f3APKhjmdMh/kIVKNFpU+L/jlt3nFiCIZ1rjq1rOjuKDBiy+5
lo0srfY4i9mX425ohSpGByyxcOthLKjQQhCKR8QOVwIMqHetBQ==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6RQYzAjwLtYZIOiOSFhg
2brH3pmucjUF0bTmiPxHxc3WecYRoBB3PUrgChA2TYpCIYbS/TnLU7q+OSMwdyEv
EvCGp2K3Li6clcpSmo7g2yDXbqY6P9ep4GGlzjIA/KhRYGYm5/dNAYe40fHOJ79Y
mBz7b9vzQmmjnX8F9qK22saJkX7/+pTET3MGkR+dH/JVKq6fCzigU2It/LYRTAVh
n3XK6eYFd1mEqpJ5BX3DLSavn0ljU8p7AM3nvbSR1sswx9w3JyFrtpSwRs/oMNvY
l/CWvbPoYIX6pGbPpjECXxSHzUS5UINFwLBE0yTSNGnSafiNAzmL4oi6yZyGz/0O
DwIDAQAB
-----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 305072539015252462477359027004195267594111
 . . . . . . . . [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 2023-09-23 09:17:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-22 09:17:20 +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 'diana-group.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 29423435189753277866340587579313254873327370637827464047240381520820415866483015831898868275320333507666233277699908658443783876771944933909366980772988921726367244490143863785328444079086497361618921993954194936258524813184669671203456162905716364527854902103666449480266763222013172393982425343425596125162967940797705666937617151606792792972647462454279667614762536280794919574604966082122723361382520927566319308870271019174220558505277487741236147599974863052864361357579187745038936240577708594824124633514827673601886627822184483227064615027419192575189975844438980577608042613110578005659687718688813618105871
 . . . . . . . . . . . . . . . . . . . . [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)
							e873f37ea5daf8519619c5dd9c3338826375040f
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'diana-group.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.diana-group.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018ac18b37af0000040300483046022100dd34712ea55049b2e935bb529926a57d68b22922f52021bc1fc064350c66bc9c0221008ee7779665c5deecf21164fded91dd4a55483664320240a32e19cc256807c5440076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018ac18b37b70000040300473045022100cff80eecc9d80f3a27d4f98ab6c8aa07e02b93ef73d884aca949d42085ea6d7e02207a674c0cdcef3d34cf48d30424921181c4017b3f4ee1816aa45ca5bd58994ad6
 . . . . [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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