mail.slauber.de

Issued by Let's Encrypt Authority X1

About this certificate

This digital certificate with serial number 01:a7:60:b1:df:90:8f:6c:b4:1f:bf:4e:a2:c2:e7:66:ba:ce 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): 01:a7:60:b1:df:90:8f:6c:b4:1f:bf:4e:a2:c2:e7:66:ba:ce
Serial Number (int): 144067970666126867420677615315049567926990
Serial Number lenght: 137 bits, 18 octets

SubjectKeyId: e7:96:02:89:20:00:73:ec:b8:a4:27:c3:ee:b8:56:84:73:8d:7b:dd
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a6:85:ec:ef:8b:d8:31:6a:d1:98:89:e8:95:6f:7a:ce:c7:2c:db:fd
Fingerprint (sha256): 90:37:35:be:e4:2b:54:4b:14:51:68:1f:b6:17:b1:81:71:7d:8e:be:9c:7e:b6:ff:6c:b9:c7:fa:52:ee:a6:ef

Issuing Certificate URL: http://cert.int-x1.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x1.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 144067970666126867420677615315049567926990
 . . . . . . . . [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 X1'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-12-03 22:22:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-03-02 22:22:00 +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 777256676261589576200456621986648616254423299399444602669068595699418800771523728695514145781854667646540282988220547552443491511443720587728591363240082759474014327231900036852867547998076236445059110308448520691626824408902038311859096858803994882481465166639794063123864645437701152728018778267889420756773461982028580859810555521686217694991434699953383789203828849573044844265461226484151016643997768312313839074619830405393949317613619975070061559104459851551586563340332406178760866217538538842592816183817352926276158784640543552444936727066347094181467428745848459906658440556083526796832766285313768879475399249362607348757354718097816205061331272985272770771745739845231175198611263044891591560745294567598978299888442181349024430072117369792116496370637452290232477498527582496176381864034579461207035824160247106539962940267033941894216726801714304767201251821599862246486902487893634275776683580544947171336315215370453993589196447759741461282690249080968169543396344709326954044486837552090144572666320664397124048313290587493150141980453375122727317597899499676797139131284580112537187278484191979534937635690020976387652227827837994129153483254499281117020603356135115022770992317563819282062511456132376216943621143
 . . . . . . . . . . . . . . . . . . . . [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)
							e7960289200073ecb8a427c3eeb85684738d7bdd
 . . . . . . . . . . . . . . . . [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-x1.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-x1.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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