DV SSL/TLS Certificate for sf.wordcamp.org

Certificate is witin its validity period

Issued by Let's Encrypt (E6)

About the sf.wordcamp.org DV SSL/TLS Certificate

This certificate with serial number 06:a0:68:9a:2e:c0:56:d9:92:ef:3c:81:61:d5:51:2a:d9:ed for sf.wordcamp.org was issued on by Let's Encrypt.

With 19 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for sf.wordcamp.org provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:a0:68:9a:2e:c0:56:d9:92:ef:3c:81:61:d5:51:2a:d9:ed
Serial Number (int): 577257934571419007360461846411025855470061
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: b1:7a:bf:2e:8c:5f:fb:72:e0:be:10:59:de:50:d0:75:70:cd:58:99
Authority Key Identifier: 93:27:46:98:03:a9:51:68:8e:98:d6:c4:42:48:db:23:bf:58:94:d2

Fingerprint (SHA-1): 8d:ef:5e:94:c3:cc:21:20:4a:1d:76:a3:77:4c:57:89:ba:f2:e1:f4
Fingerprint (SHA-256): a9:60:37:8b:5a:8d:f7:ed:d4:47:0b:e8:f1:d3:1d:ae:1d:6d:fd:aa:54:8d:62:3b:02:bd:1a:0d:ac:ee:81:91

Issuing Certificate URL: http://e6.i.lencr.org/

Revocation Information

CRL Distribution Point: http://e6.c.lencr.org/110.crl

Check the revocation status for certificate sf.wordcamp.org
19
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for sf.wordcamp.org

Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
ECDSA with SHA384
Key Usage
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

2006.sf.wordcamp.org
2006.wordcamp.org
2007.sf.wordcamp.org
2007.wordcamp.org
2008.sf.wordcamp.org
2009.sf.wordcamp.org
2010.sf.wordcamp.org
2011.sf.wordcamp.org
2012.sf.wordcamp.org
2013.sf.wordcamp.org
2014.sf.wordcamp.org
sf.wordcamp.org
wordcampsf.com
wordcampsf.org
www.2006.wordcamp.org
www.2007.wordcamp.org
www.sf.wordcamp.org
www.wordcampsf.com
www.wordcampsf.org

X.509 Certificate

The complete raw X.509 certificate details for sf.wordcamp.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE1YJc0w02odYZNTqSsAMHfaeirURM
2XgJxt958Kiv2x3eSYcOv+MS4ohhF7IW+NzbqCn6uAeVLZuRaaMaN79yMQ==
-----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
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 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3
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 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10
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 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3
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 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-09 19:44:30 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-07 19:44:29 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'sf.wordcamp.org'
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 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
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 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
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							0780
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37
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 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
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 . . . . . . . . . . . . . . . . . . . . . . . . [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
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 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							b17abf2e8c5ffb72e0be1059de50d07570cd5899
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 9327469803a951688e98d6c44248db23bf5894d2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
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 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://e6.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (396 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '2006.sf.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '2006.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '2007.sf.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '2007.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '2008.sf.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '2009.sf.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '2010.sf.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '2011.sf.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '2012.sf.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '2013.sf.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '2014.sf.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sf.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wordcampsf.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wordcampsf.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.2006.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.2007.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sf.wordcamp.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.wordcampsf.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.wordcampsf.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1
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 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
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 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://e6.c.lencr.org/110.crl'
 . . . . . . . . . . . . . . . . [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
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 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
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 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3
 . . . . [c:0|t:3|false] BIT STRING (816 bits)
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 3872603881364511883277267277498522711864850208889925021171667260202627514912942451705970914085445736354524475172080
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 15102329618890151767887480832960962479954369070722440950650465206171670128171645661779536973964777048039256264480362