sis-schwerin.de

Issued by R3

About this certificate

This digital certificate with serial number 04:b3:e0:cb:f2:9d:49:96:a1:70:13:7c:89:59:14:dc:83:18 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=sis-schwerin.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:b3:e0:cb:f2:9d:49:96:a1:70:13:7c:89:59:14:dc:83:18
Serial Number (int): 409658493434011795377380784420956990636824
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6f:37:60:b0:08:fa:fe:1f:8c:6c:37:69:60:15:85:22:e5:ba:5d:c4
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f7:f9:84:00:4c:a1:f1:af:44:5c:0c:96:e3:92:fe:7c:ef:39:8f:41
Fingerprint (sha256): cc:14:97:4d:71:9e:78:dc:fe:e8:87:60:8c:2d:4f:e5:07:fa:3a:7a:83:ac:cd:51:9e:f7:c4:37:a7:94:fc:b5

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 409658493434011795377380784420956990636824
 . . . . . . . . [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 2024-03-21 09:17:29 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-19 09:17:28 +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 798692786561674213736221676672867004720658277048476475067876827219085165806191767303035433018338383740299692513992851905850970029825840509669529259972960357228793036577786333917983606564417485075549015674947929447200213368200667035005194558663739750878548393423891992164831855607220392911506086761742929366102985096458231438158313614999307593230072981096887214811014426566902977958008254440166672359968485833638217633214679549348660373873692012243213101983640738085470536066804012773033905216323716314798363639434353790007011692130374948051519829881249866290695731938997972354879285983377770883428186855685877606448253170464936866466970163720838272673221538468805255949139652430968016903732605262623566746297681837870017133879353611325316100090519231661342536326496232577109673232157942193193079011561110084357533710184333979741093668870012763988908109895234148664020662224751713166628147690203611464501233533829765687600149136129343155139678295677712432249103029217112817240903125534934913510893910952101399122158589099239043053232945445934439562175538962913106703769142435858883557926251471573582811552044467380769031768662656007260200892939521047148421194780337605779580090505917697675767954659055383641593968533943104456396385269
 . . . . . . . . . . . . . . . . . . . . [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)
							6f3760b008fafe1f8c6c376960158522e5ba5dc4
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018e608409f5000004030047304502202b58c8a3732e5cb8f9eb8d6712e6a0e8f7a8cbf36af8d30b0d5ef92695004dbb022100e58878c0e7e2572845222fac1e0fb1beae628661807a2e31862de4d8153ad116007700a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e60840a150000040300483046022100ada2518e6990fef4d131794f653aec48c90db1ea195f570c16877e3ef17e59aa022100b6b8efa6ca18a0056f5efa52d6e6860caf58f7b99c81df027a8bddeb0334fe82
 . . . . [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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