vorlesungsaufzeichnung.at

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:71:ae:4d:6a:2e:76:25:29:17:02:de:ff:65:db:1b:fe:28 was issued on by Let's Encrypt.

With 4 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=vorlesungsaufzeichnung.at

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:71:ae:4d:6a:2e:76:25:29:17:02:de:ff:65:db:1b:fe:28
Serial Number (int): 300020452889087946473034665145991182417448
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f9:2a:f4:e7:11:56:e0:71:d4:40:d5:e1:bd:26:25:48:79:61:6a:87
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 34:c3:45:b2:22:eb:c5:2c:cf:4c:d0:8b:f8:02:21:24:e1:70:10:d2
Fingerprint (sha256): 21:21:ba:41:94:fb:1a:c1:17:19:36:79:1c:25:c3:63:49:41:8e:c6:72:86:e2:3e:88:fb:a0:13:9c:d6:7f:0c

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 vorlesungsaufzeichnung.at

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for vorlesungsaufzeichnung.at

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

vorlesungsaufzeichnung.at
vorlesungsaufzeichnungen.at
www.vorlesungsaufzeichnung.at
www.vorlesungsaufzeichnungen.at

Other certificates including the domain name vorlesungsaufzeichnung.at

(limited to 100 certificates)

Certificate

The complete raw certificate details for vorlesungsaufzeichnung.at in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1pTc3BVg4mI5DPAGruce
Mb7znBBzIUc8cOCiKDZQDXBkrKheios01o1MFDWX/zdt/zPmUdFWYDLyLofJWMBJ
5oKu/LI2s8++82Td/rJ09Wv82d6Cb8au86N9VrgfqlR0tg3LDt7m55v1aWQSXMD8
AS2uCYgLEDUwXuGW1xvEbN+rSbeNFAYs60jSZnUoZObJ71fz2EyTNI26hGtHbh2+
6zSBOx/jrraXfUuJV5JSmvSgKCLq2ea+d+mF9rtHdtsEMdr1VsQ3ZjYhLWNmuUXU
n/h/cBpTd8HS51MEbT7ofNf3D5qAErYAINzlXZFTjSkm0ON90r04I+QOp/198dk5
WQIDAQAB
-----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 300020452889087946473034665145991182417448
 . . . . . . . . [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 2020-01-21 14:07:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-20 14:07:31 +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 'vorlesungsaufzeichnung.at'
 . . . . . . . . [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 27088404212395816473885332382221328566787509954884023947255558270985921861700062083878095743126448818699593718854865445264952892420651169014539016848750806557145612491797845580955538639387091594762209705444734613420633819344843680851636653286158806372047642020926413953833262368257655802298593848571239985749151536238638806289324701379417940664106347093720562832560178446643388951651403405704999626038775082489568524407889194156925209041631900834527019676998880434641684603855372240680897183087450940770730931010116734176774611051741682597493124056914429068760495026648678803813981993166553955613930366229187720198489
 . . . . . . . . . . . . . . . . . . . . [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)
							f92af4e71156e071d440d5e1bd26254879616a87
 . . . . . . . . . . . . . . . . [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 (122 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vorlesungsaufzeichnung.at'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vorlesungsaufzeichnungen.at'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.vorlesungsaufzeichnung.at'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.vorlesungsaufzeichnungen.at'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016fc8a4f47c00000403004630440220640d88bc35991ce58c09acc92ab4968a46260b13fff723e1e091e047a051f77d022020c552cf94a50a824991f9f8cd76f4261c05011c013bcf7668740fb1f3d3acaa007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016fc8a4f471000004030047304502206d6ecebab23e8176195e3a61b0d6d88d5c49c3c570fef6f025faf9e7b9dcfaa4022100ad0da2da04bb64ecbcb5c51732135f1bdcb1fca3485f3ee82d699e5fbeeffc57
 . . . . [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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