sis-schwerin.de

Issued by R3

About this certificate

This digital certificate with serial number 03:ea:1e:ac:46:0f:93:f1:30:08:bb:56:34:13:40:c6:f5:18 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): 03:ea:1e:ac:46:0f:93:f1:30:08:bb:56:34:13:40:c6:f5:18
Serial Number (int): 341003702990716436424572401859276212466968
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a0:6e:f2:a9:28:f1:77:44:37:39:af:46:ca:c7:84:6a:6e:4c:a2:8a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 56:d2:ec:73:b7:8f:c1:6e:56:a4:8c:49:fe:7b:ce:b9:9b:81:39:4b
Fingerprint (sha256): 70:bc:fe:d0:c9:1b:09:6e:44:6b:b6:1d:76:ce:48:a4:fb:d8:b6:c0:1e:1b:2e:dc:c2:5d:74:68:64:c1:d1:e7

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

4096

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-----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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 341003702990716436424572401859276212466968
 . . . . . . . . [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 2022-11-27 09:21:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-02-25 09:21:36 +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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 713440958674463132559917649466265470029239285424801663920521279084750992893628263224601179254331674612290065864064458990763600231349296851991757094459656250940199986404374969626342239698821498861626766600817984179502039573662908808059768564159666371524952923848177181314461404585895038182135027240214317444324153928029013231096307575068659804336602769940727876435065947732583133571813568628389709466279521097884225392874648040836370416461857782793960280515230456449184043511839380617706842551324663132172312145348154644941746688980924997606902574828176210614252680297740044049555236140537045489627931101818422225323940574291510239211812902689460956092198973691489203041773278335305216732141167563216874847806615612837542401475986123900897364438049740244598660075299952355757731706193251127277808816719145273768161529119816339143548111469244446413688467533909472613355916139585316874582004920688098979826227159542075553292726205788583559659619022361984095951650222501662801589797225918256568606228490004885327671240679750637810801988889326018093904591698683053997813873721090727108462600751597396102746718709218380155172563527130320070056758213027688384361976545689012477455400316452936983094524319048043949101524354934396971441988449
 . . . . . . . . . . . . . . . . . . . . [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)
							a06ef2a928f177443739af46cac7846a6e4ca28a
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000184b89b50c2000004030046304402205493c7af8f62aa17c7fe6a29783fb27a068c7a80960f051a9afe023f6d65251102207cb96b42eab88cf78a3166bd2816462c20ed0219069a3272fd76609cd5a955860075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000184b89b53250000040300463044022077f55350ea2f7fda96f475ff2c2c0e2d38fb195236187528e1856db32162384e02201f02fb3684eea72edf5bf15d54e632d22c989b02c83abaf727ad1892bf7d2c83
 . . . . [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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