archives.ckut.ca

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:73:b9:a4:70:29:a2:2c:54:8c:fa:97:12:8c:54:2a:7b:1d 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=archives.ckut.ca

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:73:b9:a4:70:29:a2:2c:54:8c:fa:97:12:8c:54:2a:7b:1d
Serial Number (int): 300716090982022092822056493591040151419677
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8d:7b:61:11:e9:76:14:65:dd:66:d9:89:e9:1d:b8:8b:3b:83:1b:b2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 81:26:2d:0c:f9:b6:21:bd:55:db:15:51:c3:27:60:4a:9d:3e:ba:7b
Fingerprint (sha256): 7b:2f:a6:2c:95:95:92:ac:15:05:86:52:77:68:c8:a3:82:f3:76:37:95:8e:8c:a9:a8:84:5d:8a:02:9f:c0:2f

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate archives.ckut.ca

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for archives.ckut.ca

Public Key Algorithm

RSA

Key Size

4096

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

archives.ckut.ca

Other certificates including the domain name ckut.ca

(limited to 100 certificates)

Certificate

The complete raw certificate details for archives.ckut.ca in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 300716090982022092822056493591040151419677
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-06 17:26:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-05 17:26:38 +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 'archives.ckut.ca'
 . . . . . . . . [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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 796749191628120135503585743500750910845356459248237730260020473208567528213986353784007113991960955099569133674206491540550500393883801546328398565658301140467259252602342345097136294697740657926309060366180921787476479300227444057338847698055774926856894792525044429663069903137993229784826920862345519666226501650090609591690445855111855410926221759199960246867355793913616890065798445146222538206995814854989454672791060228075228060070775091248518106458458140159518782363389503561365157598130353706521413754585153116527112397647702964989358863737530062847988814994303900159657441047496119040162079306893213426232196630143434658690158893371792887706618091211086050647597577118045867989049767630715406167266594628417233508453611907614020811114509059488442721697446157525872917725069800953741511127220357369518620343311522741194519446130959848611285701482122714854610108371601789561230977347930419519627844143764655634954855001937819844757585209376354918627323573307797426857100523771871274691024564447658711111769600413579357048851635090931023225487583766554800204431426266687508783943477275018466946431571989442779773026239579168154304797259848897299394648307699530893260153544425449268099566856455973230966648553145590599293076581
 . . . . . . . . . . . . . . . . . . . . [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)
							8d7b6111e9761465dd66d989e91db88b3b831bb2
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'archives.ckut.ca'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f7c1bdc72000004030046304402204b1f6dde1485e0a3c7fd2c6d676d9fedddcdd09d21f37b10e49e030b5491aaf00220518f8e712ac2c92f5d2f16c15eb63b18151c80dd560f948e74f660dd3755e10300770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f7c1bdc960000040300483046022100d7e0046342955cbffbafeac7e12f2d97732342ef14659a0abe12869f9a1688aa022100e8252b57cc5cc0cdc6f926b48ecbcda9363e0fab62f1edca62aca91a12763b66
 . . . . [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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