britta-hasselmann.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:db:4e:90:98:ab:82:d2:a9:53:b3:12:26:86:8f:79:bb:16 was issued on by Let's Encrypt.

With 2 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)

britta-hasselmann.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 04:db:4e:90:98:ab:82:d2:a9:53:b3:12:26:86:8f:79:bb:16
Serial Number (int): 423075412653660125808555561260729960610582
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 0c:68:4b:11:2e:4e:5c:dc:8d:69:35:a5:74:14:60:f4:3c:d1:cc:ef
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): bd:33:d7:27:3e:40:81:7c:d8:a8:66:90:b6:30:a8:81:bc:30:75:44
Fingerprint (sha256): 00:18:a8:3b:2c:17:bf:68:51:a1:6b:98:bd:39:b1:3c:b3:76:7c:d0:84:2f:99:e2:5b:28:b9:05:ed:ea:a9:27

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 britta-hasselmann.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for britta-hasselmann.de


Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

britta-hasselmann.de
www.britta-hasselmann.de

Certificate

The complete raw certificate details for britta-hasselmann.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 423075412653660125808555561260729960610582
 . . . . . . . . [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 2018-01-06 22:07:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-04-06 22:07:38 +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 'britta-hasselmann.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 768926467259415106794335890142203568602493762340563244087243052638876464560482060930416206228251194124990655796083480773369889510440436321185574292917152168729004319067829491479354913729912438811295586082559713845776938562171158686490609354921224314798858964366419320646100922951480068907622137354466906791224077139286748463661615137801134166971486555694854251027523388264492781449171432268769597143328281276134001290062380661292560704976497295316681755084035240646526692282542028371428610910434885266518451515037731026000778650083490070000701577495247645275308444806580745443463461697487120319905560961485947864692658684625632187644506967101666030593942610257187847176375451229134486412087176775474503721262557189323894601875542099184094839836749626797501906376169264807009985498828292941331242094259870889538461905875433038870103818913261065266996348782895476676631191693543620948335740700032987556173108586268130938933229827150321421462789149169400755215967767621460761631232485116655315036208166986112088534129471132516525081589733193336536135759098051129706520285226332095269475012504883350305172159002235677533857608611707167725752345005655316024740520488212718592351454095143733146839875233407432125546481288384002483582416713
 . . . . . . . . . . . . . . . . . . . . [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)
							0c684b112e4e5cdc8d6935a5741460f43cd1ccef
 . . . . . . . . . . . . . . . . [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 (50 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'britta-hasselmann.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.britta-hasselmann.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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