coffeabase.org

Issued by R3

About this certificate

This digital certificate with serial number 03:d6:59:b9:fe:e7:6d:7c:86:2b:a7:03:72:d2:1c:0a:0a:ee 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=coffeabase.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d6:59:b9:fe:e7:6d:7c:86:2b:a7:03:72:d2:1c:0a:0a:ee
Serial Number (int): 334276551352972886851627443249979356482286
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c9:94:db:48:37:18:1f:5f:17:6c:c5:65:41:11:c8:06:20:13:42:fd
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 2e:ca:7b:da:20:f1:b6:e0:ab:19:9c:35:c5:f4:14:0c:fe:01:a1:47
Fingerprint (sha256): 00:d6:a4:df:a3:e0:f0:f8:32:96:fb:84:72:4e:41:3a:93:75:3e:b8:ae:ea:ea:ab:1f:76:d4:b9:81:de:b2:5c

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

Revocation information

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

Check the revocation status for certificate coffeabase.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for coffeabase.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

coffeabase.org
coffeabase.sgn.cornell.edu

Other certificates including the domain name coffeabase.org

(limited to 100 certificates)
coffeabase.org
coffeabase.org
coffeabase.org
coffeabase.org

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvJdSxpcAX94c/mQSifkR
YFWXY4CyF5xv74V2gcCdOcKPJ8G+jr+mHSDqXsBel0I9Pg/LiC0KRgoBcDbIIocb
ZZKymChpU9LrJ2P930jpc8/2MsKDU00p/86GCev5sPvOMGEuV1hQ/MDJzgxcYVkJ
pG1N1oXw8/LL0cmnlHVBRD1AHP5cARKNiP6MhORm08SoDjPiKzCvkuxBfXLsQ6W9
IslB3aPM1wrWP2LZeHAd8NDE68KRPl4rmCcv7qBl4G988j2LnQQ8/fDe+VN/ld4F
GX3xbwSjXfMLcs5z2Pl+H2mI4iMG0wzm6qccyHQzxg8AyEdmtK2KSbNVpVPxO9b3
aQIDAQAB
-----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 334276551352972886851627443249979356482286
 . . . . . . . . [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 2023-10-12 20:45:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-10 20:45:11 +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 'coffeabase.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 23807421655061888838948680715345844251847666522743724174302046907003726106522486876919806957602225938957467980396036324603176155813615222540613226703396179864401606808595182561287160035700260143528580253910606596513004426052415307874269494243400840959927187727280065510529667028779989973689592562934615101139014979556126121368668051003382868273241573261889577187777245632938980243663901344423704370952359149504453629648628373409460253036697558633741302142289800647468261745755596917689522550587352198490663158115554617797808991581069999182339270935883938382035921325906929453967503431039673094247581161784854315464553
 . . . . . . . . . . . . . . . . . . . . [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)
							c994db4837181f5f176cc5654111c806201342fd
 . . . . . . . . . . . . . . . . [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 (46 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'coffeabase.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'coffeabase.sgn.cornell.edu'
 . . . . . . . . . . . . . . . . [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)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b25d9cab200000403004630440220564ac84000ed76840de4754ee9f023852946fc4e9074ec734be3ee7109335d2202203b557f02220a8ea87f646e1caf24ad7f09f89ce243f97531e1c24faa7f89f88d00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b25d9caeb000004030047304502204bdc0ea3345361181ec651b3b6021c31cc959ffbd22150754c21aa71dee174ca022100a6224e2f5451578b266702015be499116b8f33b4ebd25f83ad3da58263a227b2
 . . . . [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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