up4.coffee

Issued by R3

About this certificate

This digital certificate with serial number 03:01:82:60:7f:1b:31:17:05:6a:0a:bf:7b:c3:cd:15:90:44 was issued on by Let's Encrypt.

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=up4.coffee

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:01:82:60:7f:1b:31:17:05:6a:0a:bf:7b:c3:cd:15:90:44
Serial Number (int): 261850440840172509458255246721582196166724
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 87:d7:80:fc:83:d8:16:05:21:c9:16:4e:c5:5e:fd:d7:fa:54:7d:4d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 36:2d:67:fa:50:2d:be:b6:dd:ed:f7:61:b5:a4:fd:10:f5:8e:38:da
Fingerprint (sha256): b0:55:97:e9:62:30:c5:5c:c9:75:f7:89:b4:fc:3a:f4:6c:a5:1c:99:ac:b5:53:55:37:a2:0b:5f:13:38:d6:e0

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

Revocation information

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

Check the revocation status for certificate up4.coffee

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for up4.coffee

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

up4.coffee

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Certificate

The complete raw certificate details for up4.coffee in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAok6HkUSU+hGeMFXqcfP4
cPQONYjThBqBh7VCrKaJj1/gAKB+72a2bYqEvjW+kG9zZAo4Qc953yUTJ641amvH
6S7KQakt8H4MNi1p18SX/ET1SQKHNzrh8f/QwnFr0/6EnVBhubv6c7SX6l0vWCtv
PqppKOd2CjnX+R8GspgFZTMS6tE4+Ebfl42f9qNDVeX+enG7mmtT7O5Aw10ftQrz
3YwaQDMiim7XjjZhL5uq/qzf2YopznYdHz+6rUaEzYC80Za/D0CLxwmIRiQpmlgE
AGLSqUItWBhK+5714jdFPZc53F89QxGmrbrKHGkNHUWtjxpa9bNXpuTUsYNciqdr
lQIDAQAB
-----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 261850440840172509458255246721582196166724
 . . . . . . . . [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 2024-03-22 15:29:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-20 15:29:39 +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 'up4.coffee'
 . . . . . . . . [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 20489329773993121680928911694695715292486420925125210847319869568848917423606540804161793872010651818775133403527949365886489157365990429437575304744101433377578750375392480555403094679219051764863232037018089760794584804728414314450776210314847848426986986364351708733300643712543144376765866481120998844904504645247705081737668472384569972151403328982969996813751463485881939159926204536859823708938263853230423192584314807061655054408834627453629493743437378443763204651765245380508703628781465996485235921210732018024239784904045975507664705238911756010663566743164127325661096962064299935733219435442269621545877
 . . . . . . . . . . . . . . . . . . . . [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)
							87d780fc83d8160521c9164ec55efdd7fa547d4d
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'up4.coffee'
 . . . . . . . . . . . . . . . . [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)
							00f1007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018e66ff231d00000403004730450220166e70d8d541af05c37b88658292a46d76ab647eade23101a7c225d98b83dbe9022100fcbe344f7957fd2efcabe24bf638890acee6f8d689e6d7fa01db618a9e8f40fd007700a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e66ff23160000040300483046022100ed4cecc0c25e5485c32085f67565fb5bc44d45b12ea77d9415e7155d63386db1022100f42a5d6c8410805287b48e62dcdd77841d9006f6d4cfb316ff1d55699a5f8544
 . . . . [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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