sis-schwerin.de

Issued by R3

About this certificate

This digital certificate with serial number 04:69:16:b1:1d:ac:44:23:ee:9a:cc:a8:e2:4c:1b:de:8d:0d 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): 04:69:16:b1:1d:ac:44:23:ee:9a:cc:a8:e2:4c:1b:de:8d:0d
Serial Number (int): 384208954908028964942046280577020166311181
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 2c:41:b2:b1:88:a3:51:7b:3b:f1:95:80:7d:b7:6c:eb:7d:78:08:37
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): cb:bd:e0:07:c3:cb:2f:e1:50:05:c3:6d:cb:25:e0:34:16:5f:3a:91
Fingerprint (sha256): 69:17:c9:67:b6:22:cc:37:ae:ad:dc:37:93:16:d9:3e:ea:90:de:8f:13:54:58:85:f5:2d:26:3c:7c:c7:f4:43

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 384208954908028964942046280577020166311181
 . . . . . . . . [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 2023-05-26 09:17:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-08-24 09:17:23 +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 771442990429709505131864583328405205958271719293263948063094881585233817733150703292085802452912158407005761142942314706885696313560592895027174030285563914154283254675241462039898571388286326329509104238519363591525812099509949918653270966488069785028824146711178578575007269754686645739437628322621563759365451968591666147303925521301649723152715339860551395711173833183870839164534228074594430285524358210076597674288173811253745681043377427157477326526572490100389665779105496645645041442646664414569763417831878030879613802339519104655879099846055902938916726111423175907385046701823577032205722819536491398491679213370727365293050861015067528967319965508680707376516124727153818009247225225250848038239610796538371992598244369086208521818209503217000593679189768279646795228982353321072294159280127686110295837714156064497765851912926956164237503237436611819510451419249966236844743165018387761765674437074856213641966337913684637296766611321667245918643595803551669360826734554240218722747049874788961945896090688181017893450225003056917235719382395054897370583765760611879910097528855521814488215867717498667315726137636963543111260473654673858138085326519569217885410964016614962161761701826256600429488863403545832888775631
 . . . . . . . . . . . . . . . . . . . . [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)
							2c41b2b188a3517b3bf195807db76ceb7d780837
 . . . . . . . . . . . . . . . . [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)
							00f10076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000188579026600000040300473045022100ddcb7393acd2ac2d885e8eba501ba1a0e344257c1b2cc6404b48eeec72de15d6022069af65ac7687bd61e89ceb5e08efb7806e29f214ed033b7bc2b3c19e9437e2fc007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb499000001885790265700000403004830460221009b0d1ebe6c601aadcc3914df62a2ff1fbbc892f3d8d6445add4e4a6f01202d0f022100cc092cb866d8a8872e72f5b69ae6f65e3a120c9ba1361ffb48e341acc9aa35f1
 . . . . [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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