kursteilnehmer.sela.info

Issued by R3

About this certificate

This digital certificate with serial number 04:32:58:cc:a9:6a:54:60:39:e0:3b:78:46:f3:dd:8a:3d:69 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=kursteilnehmer.sela.info

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:32:58:cc:a9:6a:54:60:39:e0:3b:78:46:f3:dd:8a:3d:69
Serial Number (int): 365581296801427644775975326495589037391209
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 15:36:56:3a:3e:4f:75:3f:98:e4:bd:b9:d3:ad:aa:96:9c:0e:8a:50
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 9b:9d:77:00:a2:9f:ac:0f:47:57:1e:b3:5b:b0:f6:97:6e:5c:45:ba
Fingerprint (sha256): 42:7a:ed:26:9d:d5:59:9a:98:4a:41:8d:da:02:ea:83:22:49:5b:96:f6:cd:80:69:aa:bf:6c:98:48:6c:a9:ef

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

Revocation information

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

Check the revocation status for certificate kursteilnehmer.sela.info

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kursteilnehmer.sela.info

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

kursteilnehmer.sela.info

Other certificates including the domain name sela.info

(limited to 100 certificates)
*.sela.info
www.sela.info
sela.info
users.sela.info
sela.info
sela.info
kursteilnehmer.sela.info
www.sela.info
legumes.lesbottes.ch
sela.info
sela.info
covid-19.genesis-tec.com
practitionerwellnesshub.yorktest.com
sela.info
e-learning.sela.info
e-learning.sela.info
*.sela.info
*.sela.info
*.sela.info
e-learning.sela.info
www.sela.info
*.sela.info
www.sela.info
sela.info
*.sela.info
sela.info
*.sela.info
*.sela.info
*.sela.info
practitionerwellnesshub.yorktest.com

Certificate

The complete raw certificate details for kursteilnehmer.sela.info in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAn/YRcBeMSk0NI3s+wAHb
qJoBauqqKoBiFQ6BCC5d/EXIiTBrq1ZBANowYdvvSYXY79W0HWJtfELRdNQolP9r
jp/t9WATDQsfQdG9s0GTmboicldoxc+qLLy/3snjo9rk2hEF3UJgOMYWLRHd3ttp
GctT6uBVsvY8vs+WgBzclyXhIxVbYCMwrvp8tTnEaDarh41sBnPrm+o4GlxcdK7I
p6QekUHHsXTrkC/scmZvohxhec/mTCG2mmd7ioInieVwImITSou9dMfnVOVGFPh/
cKyh8s0SU6g7bessN8TN+SQBFW2HWWE9yUq89mNNRhkwSSd27SRrtWEAV56Tu7jh
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 365581296801427644775975326495589037391209
 . . . . . . . . [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 2023-10-31 02:48:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-29 02:48:17 +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 'kursteilnehmer.sela.info'
 . . . . . . . . [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 20193231200347714192583793748643809867062834376083035514660263934782615219226567096444474583123670278010071714519331023684480084052884665995875275972971605579495467864653394459004078983015041761448518952164496239438580698159874050367532540053293204165088568380949309009378012721742377883655402719277085028497947471754909407783791806183842533606600436633917953008669387777525919605646239992647677746154322184059145806714857696365857840176122205181327678488078894087720362371893660142540258002133096697403857265909003686384236099909057226634110003323750358539524679653748369773746114385138673087768817551497777571750369
 . . . . . . . . . . . . . . . . . . . . [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)
							1536563a3e4f753f98e4bdb9d3adaa969c0e8a50
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kursteilnehmer.sela.info'
 . . . . . . . . . . . . . . . . [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)
							00f1007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b83d8b4840000040300473045022100d834897a354816cae9ee67f8777888af9e0821890c45b3185da30eb5b1ce0f0802206ba0047a3132f443b0ed59befe255f1206493b627afb47186f3eac987ca2ee7200770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b83d8b4a80000040300483046022100b3daef35300f9b9f57df918d6c3d133a0ee6e2c92de6f001b309bc2477b40420022100e6449b29fb78ea3feedc3b8bbdf636e975ad8a8886213aa650d9c89b467ce992
 . . . . [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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