alumnitreffen.lebenmitkulturgut.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d6:5c:22:0a:5b:97:f8:76:aa:95:f7:d6:dd:e4:24:88:31 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=alumnitreffen.lebenmitkulturgut.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d6:5c:22:0a:5b:97:f8:76:aa:95:f7:d6:dd:e4:24:88:31
Serial Number (int): 334279750040147865001267429091543311747121
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5f:dc:cc:e0:a1:cd:45:45:26:e9:86:2d:ae:c1:b9:ab:83:c5:8a:ca
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 0f:b2:65:29:d8:d3:bf:2d:41:26:fc:31:08:0f:0f:82:9f:f0:d7:ad
Fingerprint (sha256): 9e:2e:bc:f8:4c:57:4d:86:f4:07:6b:25:c6:c5:55:f1:18:ae:c5:08:66:26:71:78:90:de:1f:40:fb:c2:2e:1f

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 alumnitreffen.lebenmitkulturgut.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for alumnitreffen.lebenmitkulturgut.de

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

alumnitreffen.lebenmitkulturgut.de

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Certificate

The complete raw certificate details for alumnitreffen.lebenmitkulturgut.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzq0LpL/rGzx0zS9X5Dgt
cgA3Hu6YHJKcil6sVMSq3HeuOvDkcAlyp5biw79C2Rx81W1dkHX9iZbjVqVq2jKo
drxCtFjrrFK/2jgMYhBP+tP0u/K0A5hVQ6q+mICHbSt6U4qDPNUmc5rZ8iB7ho2R
kfNbIbGl0m/d/Rqh9lLVeGiOfHbhX3SwPBQ16JlvA9NYFdOPCODy0eDE9Na5Vbbz
IMZwKRJOxmLA9jRHECe9l0LPHGaiJVw0yhbraD0KBoRwkXYza/8z0RG//DatZSAL
GiwcDKoXRv8qj9ey3P8pR1WfqLdGrvka82XcmZkHhKnXIrHWEhiKwmvX6gIw8nWr
TQIDAQAB
-----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 334279750040147865001267429091543311747121
 . . . . . . . . [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 2019-11-27 10:35:02 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-25 10:35:02 +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 'alumnitreffen.lebenmitkulturgut.de'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (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 26090422730857000781756782074805858797040389629281370352749409951362071364345893290410642638962158355846818086983723456351920121933609008283658073339562790977217983716059668209675094373688115242696306889225586127058915239524237896457234998851450457100940980315705547307190516506430437382653901117572512574071744053252316376110616900793437341268519949158853173215566019744239324349456962155595221687890997628916144341680918447165405627755413664207652168865253984089641192500105056592062350523905746399057388431792364398808197341712039852982949084671511269675046779832380618145030157531641178456207583390574393288928077
 . . . . . . . . . . . . . . . . . . . . [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)
							5fdccce0a1cd454526e9862daec1b9ab83c58aca
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'alumnitreffen.lebenmitkulturgut.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 (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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016eaca4a6e60000040300483046022100ff6879230df86937fb7b2a871d7c8a1caa114d68ebfb7b44b45656a45263b58f022100e519bd72c801e617f933ab12c17484c51340776c1025d676f2e732d9b2137c010076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016eaca4a7180000040300473045022100e4347fb26d3b3bc33da8e1b018c4da692d700f2cdf1fb2d486249f3a8815ad1a02202bb81f177d37e896d91cf9265408989e71fce7328630ec13ee254f4129bb1061
 . . . . [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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