tux.creatis.insa-lyon.fr

Issued by R3

About this certificate

This digital certificate with serial number 03:fb:ad:36:22:87:b3:ff:bb:fa:7d:fe:e9:fc:aa:fd:33:cb was issued on by Let's Encrypt.

With 5 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=tux.creatis.insa-lyon.fr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:fb:ad:36:22:87:b3:ff:bb:fa:7d:fe:e9:fc:aa:fd:33:cb
Serial Number (int): 346977969420090881040010823994499625989067
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cd:ce:c2:6f:72:da:d7:7e:7e:e2:15:4e:af:9e:62:a3:75:66:37:b7
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 0a:b3:fd:94:78:04:62:e4:cf:73:87:7b:45:9f:d3:d4:8a:ac:71:b2
Fingerprint (sha256): 14:15:92:73:54:cd:eb:50:bd:c4:fc:e0:a2:da:06:5e:e7:1e:58:5b:00:6d:c2:44:63:05:d5:c8:72:64:a9:ff

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

Revocation information

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

Check the revocation status for certificate tux.creatis.insa-lyon.fr

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for tux.creatis.insa-lyon.fr

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

imap.creatis.insa-lyon.fr
mailhost.creatis.insa-lyon.fr
pop3.creatis.insa-lyon.fr
smtp.creatis.insa-lyon.fr
tux.creatis.insa-lyon.fr

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Certificate

The complete raw certificate details for tux.creatis.insa-lyon.fr in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAslfMy7YEOX79Gcp/as8Z
DbrPauXaXoysY/4JBuoiDy/KNiBQJV3ENe2wIL8fsBildW+0Wj4OwNVTrNw+RJ47
Y8skA2ydaMFTd4KVYSDC4GF7eqbaaKGsk292IOT37HQI72wlEuXSmXdEIEBF1Rp8
+mc8GoxXQC12EmNNuBnqj9TyUiZUgj1L3KKoZLsGRxSqAM5nGgJ7upNBbZq3rJbX
jZmlWfEyuhdCV8qFAyeTKTXErZ5AaS4n+9x07VH3vOtG0I/Bd9pjH3mfAOKZRCV1
1ri5obpJYzsT5iJXCijty3YBTrZJ8VRKNs1Vkl+Q48oKCtCq849C7SI3Qy24Uytt
4QIDAQAB
-----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 346977969420090881040010823994499625989067
 . . . . . . . . [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 2022-04-09 06:56:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-07-08 06:56:34 +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 'tux.creatis.insa-lyon.fr'
 . . . . . . . . [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 22513714069420717471715551624280317704434829242068994711957906469897233938388324828765325685117464386555527483899429007174290470317980256038140051149982396505192810848014827938948642276710915101335114051660339509675110284780225446730987605259881907530127914791660258587176489066021079464878409418556146883084714817940993738312408869565615133312051208268206198515950931042191959458551046872731495360773902996115639215133452625495858489697271698482977045790565483368100164366613494357287780547563457557752556495747512982751749892339857923334486595670043595892120593399544459193657464118346408811281782677558820713754081
 . . . . . . . . . . . . . . . . . . . . [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)
							cdcec26f72dad77e7ee2154eaf9e62a3756637b7
 . . . . . . . . . . . . . . . . [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 (141 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'imap.creatis.insa-lyon.fr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mailhost.creatis.insa-lyon.fr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pop3.creatis.insa-lyon.fr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smtp.creatis.insa-lyon.fr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tux.creatis.insa-lyon.fr'
 . . . . . . . . . . . . . . . . [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)
							00f000760041c8cab1df22464a10c6a13a0942875e4e318b1b03ebeb4bc768f090629606f6000001800d532825000004030047304502206128e78a75188ab8c579c1cc785ea98d27b80fd26fbd1059b92518ec4637182b022100d2cd4785978f40a4286f416c7c449d4742dc9d367a3953f6da6a4e351b15a3ba00760046a555eb75fa912030b5a28969f4f37d112c4174befd49b885abf2fc70fe6d47000001800d53285f0000040300473045022100a598f1e0660b2d66ca06f3a0ddb6b3e989525efb8c5da1b53815051fbf5e5b8202201934239601662364468a61643990323e3cfa1919b3562ee464a042d44aada8b0
 . . . . [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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