weekday.works

Issued by R3

About this certificate

This digital certificate with serial number 04:12:d4:77:b6:6b:ba:07:1c:21:21:7c:64:29:13:6c:40:b1 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=weekday.works

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:12:d4:77:b6:6b:ba:07:1c:21:21:7c:64:29:13:6c:40:b1
Serial Number (int): 354856644249983980799154968924251482767537
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 42:b1:35:25:63:84:a9:42:e3:c7:48:7e:2a:33:82:5c:a9:81:eb:c6
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 73:60:28:c8:5f:f9:5b:a9:f8:4d:68:8a:e2:b5:37:61:22:71:c8:ac
Fingerprint (sha256): 36:67:d8:39:1b:28:35:ba:4e:62:c9:fe:ab:ef:22:fe:9f:1f:1b:e3:d5:a7:87:3b:52:55:81:24:45:26:75:68

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

Revocation information

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

Check the revocation status for certificate weekday.works

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for weekday.works

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

weekday.works

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Certificate

The complete raw certificate details for weekday.works in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE5zCCA8+gAwIBAgISBBLUd7ZrugccISF8ZCkTbECxMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzExMTgyMTEzMjZaFw0yNDAyMTYyMTEzMjVaMBgxFjAUBgNVBAMT
DXdlZWtkYXkud29ya3MwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDF
5aVm1UEcpjIqkHP8u/KG/yhFnjwXTij8KmTdnwlIQisRgIyoZtcbAM/NhmrGuP03
tf9ZM76fXBybTxuNALVohzn3oc3bE5XBdiYt3JWwiPiaM7YB4DzUPNMRvIqYD0oK
h4mzVxx5WitB6xlt7vuqJOyLN9oYFa3DtBNw5aNfy4TDN43L9OeI5k3uN7VmuAgP
FB5S75A8zw+rnmED7GmL8adb8OZ4dNFwpteVt2eHdcyxstcXr1DM5ZcGpT0EhlzZ
V703OqKKskiMd0EwskNiGR/Y4tO7zdRk7YRAmAK/b5kU8jt6LIc5ap7ZZd2Nio2Y
H67r0BbnU/3bN5krnfYhAgMBAAGjggIPMIICCzAOBgNVHQ8BAf8EBAMCBaAwHQYD
VR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0O
BBYEFEKxNSVjhKlC48dIfiozglypgevGMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJ
QOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3Iz
Lm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcv
MBgGA1UdEQQRMA+CDXdlZWtkYXkud29ya3MwEwYDVR0gBAwwCjAIBgZngQwBAgEw
ggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdgA7U3d1Pi25gE6LMFsG/kA7Z9hPw/TH
vQANLXJv4frUFwAAAYvkfvF6AAAEAwBHMEUCIQCRUfFKx/dqTRNpkZqUzFKF7V5A
H5vOiYCowMSVUU99FwIgP+yKsCu+/NPrO4JhRAc9pnniyPIph+Otg44KJbaXThsA
dgDuzdBk1dsazsVct520zROiModGfLzs3sNRSFlGcR+1mwAAAYvkfvGzAAAEAwBH
MEUCIQCwz+sdOSUOgq5HfWIiw24nIMmfnwUDp6XMy6xak+nQuAIgUK0zdMlhG1fD
pA42pSL3dvX1DTFd/e56HaqZUN2jksMwDQYJKoZIhvcNAQELBQADggEBAD++ya/Q
peRguR2DCf/LN8qru8OdGMVn/zzTNdH+g00dkmJHvRCOnvsEVzRnj4+6ki37JK3Z
8pLS+Z1CjfUSOEzdz65G8FqbLmQSaf2JbIEu2ixmQqKwKzatqDc/yG2bPt4Ymjbn
xsIsy+yI162TK5xIiMCpF04ubEtSMBEmvL1P0htS5WhHhhSxFtGJrbHlyawDMAAi
He/wZoLTzzGNsuMMSi4WFkBPp6ss1b+dFaGxjY+ABsDl3hPBs+5EV/hAN1UDEGw+
Ns5GREeibxcqMQdOBPfu47bVaVqU/5HOnvAuMGhtimLkIF3qEh2nk69aUwPDF7a+
v43D87ZzTW9mwh4=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxeWlZtVBHKYyKpBz/Lvy
hv8oRZ48F04o/Cpk3Z8JSEIrEYCMqGbXGwDPzYZqxrj9N7X/WTO+n1wcm08bjQC1
aIc596HN2xOVwXYmLdyVsIj4mjO2AeA81DzTEbyKmA9KCoeJs1cceVorQesZbe77
qiTsizfaGBWtw7QTcOWjX8uEwzeNy/TniOZN7je1ZrgIDxQeUu+QPM8Pq55hA+xp
i/GnW/DmeHTRcKbXlbdnh3XMsbLXF69QzOWXBqU9BIZc2Ve9NzqiirJIjHdBMLJD
Yhkf2OLTu83UZO2EQJgCv2+ZFPI7eiyHOWqe2WXdjYqNmB+u69AW51P92zeZK532
IQIDAQAB
-----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 354856644249983980799154968924251482767537
 . . . . . . . . [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 2023-11-18 21:13:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-16 21:13:25 +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 'weekday.works'
 . . . . . . . . [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 24982188791013501036145733411480458043180300477563871165931017396889627601250179714335894684779383936069810539582954432269534935113270492939318295974734948178497365997468475891371300427486130531266622178365380377814615035244629639578404009649838691777767611070516833135959219557353029612175844910020385920275361541859729216854931078849487208358082283458581956340485151498652582402962540266134302033655980476160153249620064899700000811319554868458639408591278733703329663907691971135002043511044902358516397703936700490374863011639616682256369470008976337320907335984344465178104278114205291637537511677576237364934177
 . . . . . . . . . . . . . . . . . . . . [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)
							42b135256384a942e3c7487e2a33825ca981ebc6
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'weekday.works'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018be47ef17a00000403004730450221009151f14ac7f76a4d1369919a94cc5285ed5e401f9bce8980a8c0c495514f7d1702203fec8ab02bbefcd3eb3b826144073da679e2c8f22987e3ad838e0a25b6974e1b007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018be47ef1b30000040300473045022100b0cfeb1d39250e82ae477d6222c36e2720c99f9f0503a7a5cccbac5a93e9d0b8022050ad3374c9611b57c3a40e36a522f776f5f50d315dfdee7a1daa9950dda392c3
 . . . . [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)
		003fbec9afd0a5e460b91d8309ffcb37caabbbc39d18c567ff3cd335d1fe834d1d926247bd108e9efb045734678f8fba922dfb24add9f292d2f99d428df512384cddcfae46f05a9b2e641269fd896c812eda2c6642a2b02b36ada8373fc86d9b3ede189a36e7c6c22ccbec88d7ad932b9c4888c0a9174e2e6c4b52301126bcbd4fd21b52e568478614b116d189adb1e5c9ac033000221deff06682d3cf318db2e30c4a2e1616404fa7ab2cd5bf9d15a1b18d8f8006c0e5de13c1b3ee4457f840375503106c3e36ce464447a26f172a31074e04f7eee3b6d5695a94ff91ce9ef02e30686d8a62e4205dea121da793af5a5303c317b6bebf8dc3f3b6734d6f66c21e