coffeabase.org

Issued by R3

About this certificate

This digital certificate with serial number 04:0e:02:76:23:ec:67:04:c8:19:57:c8:a8:92:a5:b0:b2:ad 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): 04:0e:02:76:23:ec:67:04:c8:19:57:c8:a8:92:a5:b0:b2:ad
Serial Number (int): 353216368739569067234219332904484552618669
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 03:2d:e4:59:90:78:61:ac:62:fa:68:46:f2:35:7c:fa:9b:48:7b:11
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 61:3f:a9:98:82:d5:86:d0:79:e8:fa:e4:ed:31:50:d6:5e:54:f9:46
Fingerprint (sha256): 7a:c4:70:72:82:4d:76:7b:3f:b0:cb:6d:c5:d7:53:b5:25:c2:1b:26:c5:af:32:4e:9e:6f:14:bb:df:03:cb:11

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-----
MIIFBjCCA+6gAwIBAgISBA4CdiPsZwTIGVfIqJKlsLKtMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzEyMTEyMjIxNDNaFw0yNDAzMTAyMjIxNDJaMBkxFzAVBgNVBAMT
DmNvZmZlYWJhc2Uub3JnMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA
mMo3p1oFreDV027MED9BPYJCOdG3BOsA+2jJnW2oOrPjoS7fbuGpzRVqSl0fMT4A
B4EwiBbSNFIjx+vw8M9/T0hZ8swBQCiP0E8Ynk6crEVXnn26jt0qR2jaAHQjF20w
X8SPZWR4A/x40K2PjRLOrS75w0zJ+hT0VSh/MikGOt3Co9CcA8uUBGikkkxWwMis
1EDmmNcKs/5mDBz+AsXpkQghiJ9k3SiZwPsTy7/O56f4mMkc9rbivM8Vvh1gOiHY
1K1UmbfFZoaMpzcaA8T9EdEIU3EZRWj4mW3j1BYYkLQrYUD3K3QxDNDVAHtaBHoh
0gRUrSoZM1TFS1/dX9wrwwIDAQABo4ICLTCCAikwDgYDVR0PAQH/BAQDAgWgMB0G
A1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1Ud
DgQWBBQDLeRZkHhhrGL6aEbyNXz6m0h7ETAfBgNVHSMEGDAWgBQULrMXt1hWy65Q
CUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9y
My5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iub3Jn
LzA1BgNVHREELjAsgg5jb2ZmZWFiYXNlLm9yZ4IaY29mZmVhYmFzZS5zZ24uY29y
bmVsbC5lZHUwEwYDVR0gBAwwCjAIBgZngQwBAgEwggEFBgorBgEEAdZ5AgQCBIH2
BIHzAPEAdwBIsONr2qZHNA/lagL6nTDrHFIBy1bdLIHZu7+rOdiEcwAAAYxbL7nY
AAAEAwBIMEYCIQDiO51PMxmGAdcZNFOOrkXxPOvWaoXzEi1pIPZNuUOfGgIhAL8v
clC14RxmbCeOBezJdLf0AuhwY2fFSlZ3mGkdrBl+AHYAouK/1h7eLy8HoNZObTen
3GVDsMa1LqLat4r4mm31F9gAAAGMWy+53AAABAMARzBFAiB4hROXCPhukAW4jiAf
ajfmsIAYKw4rZ9V7EN7jywD4dAIhALcC8MO3/ZaGa3FfwkiBH120zoc9wqByuLyY
h1WPsWmLMA0GCSqGSIb3DQEBCwUAA4IBAQBLAXoN66iAnV2oo4Lc5CRGz1Bb3EFY
Qwb883FAt7HRvLlAuPEcxbdUIjxErJHAbllKFphRZjdmetiLIqL0lIKw8e2s+rnl
mlYyvVCdKrIx6l8CXoHR94YAU03mM+U2kCCrcXDcLkVXvxpmpRmjir/+WnVlB57E
YBssF1C8FhGPFhnh0u7hSyW3LVbZtl0RC0X57mwdn0nICagHh54w5RaZ5+6SjmdO
9o/KH/mR0tlbY3cjh+/3pJ9y4JLOy+vAlzcJYgFZ2XfAfQAt5Y+BoP7cMVPwKMX0
Da/Pl0avU20qY4M/k5ZA6gWF2X44ZiRdzI+qjqqiDvM6tF4dyyXlAsOT
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmMo3p1oFreDV027MED9B
PYJCOdG3BOsA+2jJnW2oOrPjoS7fbuGpzRVqSl0fMT4AB4EwiBbSNFIjx+vw8M9/
T0hZ8swBQCiP0E8Ynk6crEVXnn26jt0qR2jaAHQjF20wX8SPZWR4A/x40K2PjRLO
rS75w0zJ+hT0VSh/MikGOt3Co9CcA8uUBGikkkxWwMis1EDmmNcKs/5mDBz+AsXp
kQghiJ9k3SiZwPsTy7/O56f4mMkc9rbivM8Vvh1gOiHY1K1UmbfFZoaMpzcaA8T9
EdEIU3EZRWj4mW3j1BYYkLQrYUD3K3QxDNDVAHtaBHoh0gRUrSoZM1TFS1/dX9wr
wwIDAQAB
-----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 353216368739569067234219332904484552618669
 . . . . . . . . [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 2023-12-11 22:21:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-10 22:21:42 +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 19287939469973843240755919966056660091703135273490858357200966826669954552218933363477735230678218725902258472879449949145085710695637049363443901891558839722100952416608392672139955723434015434059625589845379058686495319250956718517165214633903832519565925527454466762736717189511990204208794742141479893791460908054025650558030859173502089460135592710172149030015599677011145986881665423371965730281436506748087150737794044854783184694329238652326980787813531679321261197633603148201404844215305830235341783874387098524162603483235644657414096755276230891193233150243551992396869202991654079962755707133899623377859
 . . . . . . . . . . . . . . . . . . . . [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)
							032de459907861ac62fa6846f2357cfa9b487b11
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c5b2fb9d80000040300483046022100e23b9d4f33198601d71934538eae45f13cebd66a85f3122d6920f64db9439f1a022100bf2f7250b5e11c666c278e05ecc974b7f402e8706367c54a567798691dac197e007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018c5b2fb9dc000004030047304502207885139708f86e9005b88e201f6a37e6b080182b0e2b67d57b10dee3cb00f874022100b702f0c3b7fd96866b715fc248811f5db4ce873dc2a072b8bc9887558fb1698b
 . . . . [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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