sis-schwerin.de

Issued by R3

About this certificate

This digital certificate with serial number 04:6d:b1:74:1d:64:8a:4c:93:17:30:01:92:54:de:69:8c:28 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)

Certificate Subject

CN=sis-schwerin.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:6d:b1:74:1d:64:8a:4c:93:17:30:01:92:54:de:69:8c:28
Serial Number (int): 385775797979268295515170433294978343603240
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 1e:29:63:91:34:ae:9a:ea:77:dd:5e:99:a6:83:81:dc:72:aa:ca:19
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 9b:cc:c6:31:7c:81:94:0e:f3:52:ec:f9:6e:54:bc:72:ce:48:a1:3b
Fingerprint (sha256): 1d:4d:a2:61:e2:78:70:df:cf:5c:02:2b:a6:3d:62:7c:b0:10:7a:84:9b:43:f3:8b:01:32:59:29:d7:7b:9c:5b

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

Revocation information

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

Check the revocation status for certificate sis-schwerin.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for sis-schwerin.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

sis-schwerin.de
www.sis-schwerin.de

Other certificates including the domain name sis-schwerin.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for sis-schwerin.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxaGceD9IZD4OE9dpMNae
eiR0udSYCp3+q0KJDT8Z9kvM7MqCRIWITNyYmwcGe/CbeYPZ/46gw5qNAzEfH5xg
PYxQ7JdKx0rnKplv3IAlsYEmqshVQJq09oWjFIRTGOqRWeeXDxQL0O6wyATV4P2n
tvizb2bZqmdrtMkcl2c/1vORZ5grOgMxL7tECPhGkUXhUs3Si8n8rQjJJBAC6epA
CYrG+urQbYMFSxMl6iENn4HSr32JgiKxGFw46RTRbonV2BOpndgwIcjjCVoo4gNw
jdkgAG/0jQE58FK9Rv5GVQBdZRUkmrk9vHxl5RtMGM+QaBg+mlYUN6VmZTvmIKB3
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 385775797979268295515170433294978343603240
 . . . . . . . . [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 2022-09-28 09:22:07 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-12-27 09:22:06 +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 'sis-schwerin.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 24948639536094909725145327343468747983060331375590928129286466948475657082332077368959378377881450667832078777586099701114585716006846975822935800622566813215744456631375480898328561267472754920470537014970527426539827361762778290505268017587686451059900056452505675862886468059416976003923899700267013840042041171227231379847723381361365686807428695617527644035123788784282336808044457495912918922438167438632272135025036150324634303562497414941557146454299067611420622054815748545776459424863301493098509502493504695262445751236272831130479917991105786968605343209904046505105319752797514950020695502819306491639629
 . . . . . . . . . . . . . . . . . . . . [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)
							1e29639134ae9aea77dd5e99a68381dc72aaca19
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sis-schwerin.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sis-schwerin.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)
							00f1007700dfa55eab68824f1f6cadeeb85f4e3e5aeacda212a46a5e8e3b12c020445c2a7300000183839e37ea000004030048304602210092995f7a86dbf6eaa6e86d825fee9a740ec9666c43294d84aa6aca6726894a48022100e4fb68551acacc2fd9eccf174876c7728362e20becd9a5bb367e89a6f5a3d76000760046a555eb75fa912030b5a28969f4f37d112c4174befd49b885abf2fc70fe6d4700000183839e3817000004030047304502201850836fb040570482d30b37bebf5bd90541ff7bd47bdcc1e35b85b064057a2b022100bf419688d4c542c5d22363834a019e0ae5ad243f42658d6344256f776fbffefb
 . . . . [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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