cyber.computerbild.de

Issued by R3

About this certificate

This digital certificate with serial number 03:e4:97:17:b7:4f:9a:16:25:62:32:73:ca:ba:66:99:0e:a4 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=cyber.computerbild.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e4:97:17:b7:4f:9a:16:25:62:32:73:ca:ba:66:99:0e:a4
Serial Number (int): 339122074021433647978667105241848021061284
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 34:f6:52:1e:10:25:8f:a9:ce:e6:86:c8:2f:ad:0d:95:a4:a5:81:db
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ee:96:83:90:cb:12:42:2b:3a:7d:22:9e:89:c3:2e:0b:c3:36:a2:56
Fingerprint (sha256): 01:ae:cd:39:aa:76:79:83:9f:0b:cb:e7:ff:f3:53:29:b6:13:a8:58:65:e3:31:9b:ee:1a:2e:40:23:fe:fe:ef

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

Revocation information

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

Check the revocation status for certificate cyber.computerbild.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cyber.computerbild.de

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

cyber.computerbild.de

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Certificate

The complete raw certificate details for cyber.computerbild.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIELDCCAxSgAwIBAgISA+SXF7dPmhYlYjJzyrpmmQ6kMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzA5MjUwOTExMzhaFw0yMzEyMjQwOTExMzdaMCAxHjAcBgNVBAMT
FWN5YmVyLmNvbXB1dGVyYmlsZC5kZTBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IA
BD8r8puY6mloMJpmjigWDXkCuHCrR2smTP1nJXuIhICdbk2z6UnHiuPDO7u0O00n
29urYUPQ6B5rjw4qQBhIM4SjggIXMIICEzAOBgNVHQ8BAf8EBAMCB4AwHQYDVR0l
BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE
FDT2Uh4QJY+pzuaGyC+tDZWkpYHbMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJQOYf
r52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3IzLm8u
bGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcvMCAG
A1UdEQQZMBeCFWN5YmVyLmNvbXB1dGVyYmlsZC5kZTATBgNVHSAEDDAKMAgGBmeB
DAECATCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB1ALc++yTfnE26dfI5xbpY9Gxd
/ELPep81xJ4dCYEl7bSZAAABisvStl8AAAQDAEYwRAIgZTYl9AkndfkiIl0UqcVL
nmxfcWeWBPT2Cc1y1BMXwLICIBCvIkDjFNFwoYQ8egypms9278aUzAVLqYfYhbcS
yh20AHcArfe++nz/EMiLnT2cHj4YarRnKV3PsQwkyoWGNOvcgooAAAGKy9K2egAA
BAMASDBGAiEA7dhtJWtakPzmYkJO3s3VoadK8Af+PWnf3dWnd0eqaJ0CIQCKwod/
B4CC08R52J7E/2yMaGvXPenz7buMCK9JC+8ehDANBgkqhkiG9w0BAQsFAAOCAQEA
dDBVez4LLIxSyFO09FXB6WzGcZwqzRswtukvvjPu77rVgRiUz6avMkBIRh/OFKfB
dHjj4p5RfZEtcO1/rc0cfpm9ZLQeOVqiAaWrJFJANgJNkY4utoOXxKWZ/XAfPTdR
YorOK72Mc37HOP3lXVZabKJ2BjZjtAv2lJdVvVW145uvse1naDB+9YLHCgsIWN9Y
jIEM25i23LpQsLwc0V0YgC9M5EXgS5QIz/RpbHakwo1rSDVnP3iD6hTsZCUWi4Q6
Qa4SHJW3T0nMrrAsOdNhg9wSZURnMScl9CxOw/LcH3oVXxqhkz1cFVcl5DorXCvB
ZK3PHRbUFZa42ktrQm3QAg==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEPyvym5jqaWgwmmaOKBYNeQK4cKtH
ayZM/Wcle4iEgJ1uTbPpSceK48M7u7Q7TSfb26thQ9DoHmuPDipAGEgzhA==
-----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 339122074021433647978667105241848021061284
 . . . . . . . . [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 2023-09-25 09:11:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-24 09:11:37 +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 'cyber.computerbild.de'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
 . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (63 bytes)
					2bf29b98ea6968309a668e28160d7902b870ab476b264cfd67257b8884809d6e4db3e949c78ae3c33bbbb43b4d27dbdbab6143d0e81e6b8f0e2a4018483384

 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							34f6521e10258fa9cee686c82fad0d95a4a581db
 . . . . . . . . . . . . . . . . [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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cyber.computerbild.de'
 . . . . . . . . . . . . . . . . [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)
							00f0007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018acbd2b65f00000403004630440220653625f4092775f922225d14a9c54b9e6c5f71679604f4f609cd72d41317c0b2022010af2240e314d170a1843c7a0ca99acf76efc694cc054ba987d885b712ca1db4007700adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018acbd2b67a0000040300483046022100edd86d256b5a90fce662424edecdd5a1a74af007fe3d69dfddd5a77747aa689d0221008ac2877f078082d3c479d89ec4ff6c8c686bd73de9f3edbb8c08af490bef1e84
 . . . . [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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