ndufoundation.org

Issued by R3

About this certificate

This digital certificate with serial number 04:73:b3:dc:d8:0e:76:0a:31:b0:be:02:15:8c:31:84:fe:5b 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=ndufoundation.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:73:b3:dc:d8:0e:76:0a:31:b0:be:02:15:8c:31:84:fe:5b
Serial Number (int): 387820694421649487707145639348178293947995
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: dd:ba:72:90:0a:1d:83:17:b2:f1:c9:15:9b:3a:77:ef:bf:1d:20:77
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b3:28:2d:1b:ab:6d:6b:de:da:53:a0:0b:69:b3:3d:b1:ea:42:47:7f
Fingerprint (sha256): c3:19:8a:56:eb:46:de:e5:a2:a5:f5:e6:be:fc:95:fa:10:23:c8:44:9b:43:d6:d7:6e:80:f5:f5:5a:72:4f:63

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

Revocation information

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

Check the revocation status for certificate ndufoundation.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ndufoundation.org

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

ndufoundation.org
www.ndufoundation.org

Other certificates including the domain name ndufoundation.org

(limited to 100 certificates)
ndufoundation.org
www.ndufoundation.org
ndufoundation.org
ndufoundation.org
ndufoundation.org
www.ndufoundation.org
ndufoundation.org
www.ndufoundation.org
ndufoundation.org
ndufoundation.org
ndufoundation.org
www.ndufoundation.org
ndufoundation.org
ndufoundation.org
ndufoundation.org
ndufoundation.org

Certificate

The complete raw certificate details for ndufoundation.org in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnOdAco8/4NfbuQFoX//f
+64mcqIFfyM+6nW30QiXZ8Nmj9tIw7kAZjM+pOxyocc8vQ0wnBJO3yo6MivK93dy
QCnC0WIhmYkHOnnEn2Zp8HBeYjarRj1uI0l6wp+PvcTfrLr9nmWi80ufZVsnCIr5
WnLmCWsmqDgyuR188VNlsNnmyujDFtBamNOeaQT5fgdfqcwgW2av4eJAwM9AmWbV
b48gnYficxSUYCVxwwgfJ83ukIsYHkXCfsWXPaOyncWH6CfMeiUW/q4hmKsp72SE
mF/xDwjQ1ScAJbh6O9cTIpZJmJLgPdu4yK5kO2eHgpSd4RMpkNWW6zljB0RRKW1T
bwIDAQAB
-----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 387820694421649487707145639348178293947995
 . . . . . . . . [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 2023-08-09 13:27:07 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-07 13:27:06 +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 'ndufoundation.org'
 . . . . . . . . [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 19807210061787349361300373404804323424668734119153165562129051941103878321289974098451826211265669164930872677284366634062519402793241344061826753009041382587579627544394463169340971850901218333720792688930514410826845100994313926341131858707214144922814317000484706937105128790742460053642939001921210484998804584534403022147517689523365576821172946938287352445747849733971684082527024371222404348716713314829106865233928520313855392924360674723059886500085226418087790422188040724850022865177597380158090664545970169583744300446364316586142450581838287495349061998407069617010664373005711922240946580995466584740719
 . . . . . . . . . . . . . . . . . . . . [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)
							ddba72900a1d8317b2f1c9159b3a77efbf1d2077
 . . . . . . . . . . . . . . . . [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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ndufoundation.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ndufoundation.org'
 . . . . . . . . . . . . . . . . [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)
							00f1007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000189dab1ba720000040300483046022100bca57ab6f9b386acb957c974fe73c93183bc3411258efc9fd73c722ba823205d022100a2359f176b6d4cde532562a53b73794726f23f128e7c5e9f9020004a7b1156bd0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000189dab1baa200000403004730450220237b6337d3f01d8f2228e9847db0462fbc1bc943b7a93205640b17d157994c0a022100bb6f0fc1f7935eff89b2eec23cf847e036d1c264767cab64f5a139a4b5e4e5ea
 . . . . [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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