walkoaklandbikeoakland.org

Issued by R3

About this certificate

This digital certificate with serial number 03:55:d0:02:aa:f2:8c:63:99:dc:bc:b0:4f:fb:44:33:df:e0 was issued on by Let's Encrypt.

With 4 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=walkoaklandbikeoakland.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:55:d0:02:aa:f2:8c:63:99:dc:bc:b0:4f:fb:44:33:df:e0
Serial Number (int): 290537352258503785166338813025896824561632
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 88:75:b5:1b:6f:a1:a3:51:ba:19:d1:9a:f6:87:b5:e3:e1:78:4e:f7
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 82:2b:f3:75:63:45:bb:69:43:ed:33:61:98:a8:7f:43:ee:77:40:ed
Fingerprint (sha256): 94:92:66:78:43:06:0e:a5:ef:d1:9e:cb:4d:63:c7:c3:61:40:c6:58:54:aa:99:b7:24:eb:6d:eb:c6:d0:b5:08

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

Revocation information

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

Check the revocation status for certificate walkoaklandbikeoakland.org

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for walkoaklandbikeoakland.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

*.walkoaklandbikeoakland.org
walkoaklandbikeoakland.org
walkoaklandbikeoakland.org.okegasbos.com
www.walkoaklandbikeoakland.org.okegasbos.com

Other certificates including the domain name walkoaklandbikeoakland.org

(limited to 100 certificates)
walkoaklandbikeoakland.org

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApzf/IGrwn9hyoaXH4fOC
Nfe/BCyi9SrBxRSxniTtq7qf8WcxcV+NH4PgMAVf0IbwRDd+xZMRrLK9ShEicihQ
dMr3KIcXVQAwqZobk6cuM0FwIDW/3hLPh6uhkVga7YosEH6hCIIrFvnTFq+g2uWg
5pP38cHuUsQPjtMPzgsjyLTgptmJogQERPhTnvkOhcsMleVp/EEV9tCHGdlwzrAV
fe48CHtsL0bG3ObPiCxoQpGh6m38S+UQMzwkjH0yleveKsCWN11CeC6xxcu2OzZZ
JvSZ/OeYn7ay492MDgXrWnu6ippKkaY48Dv+1enCTW2e3iqgyHo5kEFUCfDb0poh
EQIDAQAB
-----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 290537352258503785166338813025896824561632
 . . . . . . . . [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 2024-03-18 07:54:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-16 07:54:12 +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 'walkoaklandbikeoakland.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 21109409876223100823650925184283119536723400867766196029394071407982825220855131307056428908647233472478589808218156815190984211953050658841433059577433311065881438939026327514230703181254591141815502287569159042683720551214278258669331000200371641627234529369251021450264334466863848893233469081423078420193649086168108943961823657078472731677157378288547416591558543324977255974278676569802362619461160935391069981560535253107499499768378282001326939318567651844818975628723039619371214806657175995071885927051069968115229732754611407848750979631331899260262296851578128659128766590470296118559901211669786370122001
 . . . . . . . . . . . . . . . . . . . . [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)
							8875b51b6fa1a351ba19d19af687b5e3e1784ef7
 . . . . . . . . . . . . . . . . [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 (149 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.walkoaklandbikeoakland.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'walkoaklandbikeoakland.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'walkoaklandbikeoakland.org.okegasbos.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.walkoaklandbikeoakland.org.okegasbos.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)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e50c4b9120000040300463044022015378a637162747f4de6e69c2faf5ff6eed5d0c6d03afad351f9b1405c9edc8c022007f4075af84a6a116b6645e99a78528873a3ba2ba6b911516ea6d4fbb973032a00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018e50c4b9450000040300473045022023955188490c46598a89a97e13ce78a4d60fa2c835faf2ad333679b821a8de48022100dfbbc2fd28892aa0988a402a7d4316aa80b89bca1eed6892d82eb061cbadd6cb
 . . . . [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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