blog.gregerlee.ch

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:39:74:95:53:74:38:97:71:88:df:09:ea:53:17:86:3c:21 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=blog.gregerlee.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:39:74:95:53:74:38:97:71:88:df:09:ea:53:17:86:3c:21
Serial Number (int): 368000204433925429133725750170696188050465
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: d2:5a:dc:b0:10:c9:84:53:c5:45:02:ab:24:95:ef:36:c1:a7:fe:20
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 19:6b:8d:0f:2e:c9:6b:4c:d6:b1:7f:4c:4e:1e:c8:16:81:37:3a:02
Fingerprint (sha256): 28:0a:61:69:72:12:e3:4b:94:a3:0f:7e:e3:58:1a:ed:57:aa:61:cd:d8:4d:60:aa:e4:29:33:5d:30:95:c2:39

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate blog.gregerlee.ch

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for blog.gregerlee.ch

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

blog.gregerlee.ch

Other certificates including the domain name gregerlee.ch

(limited to 100 certificates)
blog.gregerlee.ch
blog.gregerlee.ch
blog.gregerlee.ch
blog.gregerlee.ch
blog.gregerlee.ch
blog.gregerlee.ch
blog.gregerlee.ch
blog.gregerlee.ch
www.gregerlee.ch
blog.gregerlee.ch
blog.gregerlee.ch
blog.gregerlee.ch
blog.gregerlee.ch
www.gregerlee.ch

Certificate

The complete raw certificate details for blog.gregerlee.ch in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1+RilbZSnRKxb9TDMIup
3d7xGm0nurFaw3GUGQvWL/MlSl/Fop7wJ+CKX3T/e3e0OP8GJ3l0cyxenbdO33Vv
vMK5YRUPZiP9kGdyIfTwZWQ0KwMoxD1iB7pLayKsf9fd2vd0bLVaL9UX0kv0pxYd
BappOCXKK+kUWjM86TelZgKRUyWYDzYbe+UUpw6mqyXwSjEXOPcvGdBrtAF+Az02
hWDAkKqfmi1gY3iNNa5nbMt84ckiZ2cp2w77OPUGiZ4FtBa3THnBT9LTrB6KSi4l
Czu4NW5fburjxx1xmYYeV+MkaTPnIUrS4SZZd1zDonGQh76RpJ7S3Uk1/6RsBlhW
9wIDAQAB
-----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 368000204433925429133725750170696188050465
 . . . . . . . . [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 X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-31 23:23:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-30 23:23:14 +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 'blog.gregerlee.ch'
 . . . . . . . . [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 27253856456435239052800296951121380562900930121978517285566244637793489831255676898143543743579507423105536883049048316094341166201821589982590475961773681917084971020067085112659312763949271951199672058502478058636044663920912613051533905867116606574222159227591291119662196442569883925860239497648763613067582725215464135855164891519536496445780382653491372187412676945471256446815963604119523709333988096549957688818827692280787239648022976297916523240416333814692105949117703535399435928571874238627102819101308929654320134035337392004236251382094377508526173371144044695076917904565893796035945089911723868575479
 . . . . . . . . . . . . . . . . . . . . [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)
							d25adcb010c98453c54502ab2495ef36c1a7fe20
 . . . . . . . . . . . . . . . . [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 (99 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-x3.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-x3.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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blog.gregerlee.ch'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f5e7c2e12000004030046304402202e20cadfbacdf12090a23d093b8ffff41ed94fbb746150f5d7ec4fff7baa487702203b08a464c872ed20953b04537f0c5c20cd14b45f8ed34a4d14e82dcf579d0b5300770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f5e7c2e340000040300483046022100cf488a1d636cd32a5cb5ffeaaa6fc60add5baab1dc514b25c59884bf9e32b6870221008ff664e90172489400bdcea872cadb797e56ecb433408b0a42abcacd937009fb
 . . . . [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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