mail.slauber.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:0a:8e:a0:56:19:4a:d8:8f:bc:d0:0b:fa:34:ed:57:7e:92 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=mail.slauber.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:0a:8e:a0:56:19:4a:d8:8f:bc:d0:0b:fa:34:ed:57:7e:92
Serial Number (int): 264929264353680041875263817545284253613714
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 32:b5:74:f4:3a:32:e4:ea:cd:68:24:dd:77:09:2b:12:22:60:e6:b9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 4d:1b:7d:bb:02:fa:53:a9:f4:75:aa:f8:65:5c:79:a1:29:b1:12:da
Fingerprint (sha256): 39:d7:d9:7a:dd:32:ee:ed:8f:90:87:b9:77:2c:1d:10:57:82:9a:9b:9f:b2:25:bd:88:cf:4a:7e:e6:a6:22:bd

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 mail.slauber.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.slauber.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

mail.slauber.de

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Certificate

The complete raw certificate details for mail.slauber.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 264929264353680041875263817545284253613714
 . . . . . . . . [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 2016-07-31 22:48:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-10-29 22:48:00 +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 'mail.slauber.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 769450408858858984698292078809335646317886631013834602113520296998827779040761758107548013681544392218385787154832417314615532535172118118243318744067030895594016343667187315174701527664687942047056348655652264689778153548599538263793432104134574162086318508805020810195801878302967573688497134485977075554859183756327647960514897733516711042337803505716388727952744739725446669855449049988586008879465663651525156832981696486697605279435824573538247151089233517616138040667951193678487216611266369615058065926410264618625460137990126973755941971863565175595829000664838687862283339362715657875778848422675904607267710902579100816052565350462283989680065022162502804055820398874255706270313164063496367221266847156456258193936228805038112245872494492807677754776522285447899536746240899118543894008668943690885316200429449915005866332884728020382414821558163294420421683591612131351330496349054628511878798903618919149220550615661754832082299632759391174085468635942731555025530809257818770425451853308263925609423549560355597346974086952579677494589974530553035429925632204229830953453696507151885838933573483496650694228348015582911167052005153359641976059001231483275054775284758467538310546349384366255448016283725150243380577127
 . . . . . . . . . . . . . . . . . . . . [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)
							32b574f43a32e4eacd6824dd77092b122260e6b9
 . . . . . . . . . . . . . . . . [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 (100 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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.slauber.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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