blog.gregerlee.ch

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:79:af:0d:33:f0:6b:9a:94:47:9a:bb:57:06:ee:a8:df:07 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): 04:79:af:0d:33:f0:6b:9a:94:47:9a:bb:57:06:ee:a8:df:07
Serial Number (int): 389855993577047012456598107755313403322119
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 76:ad:35:43:07:43:9f:10:cb:1a:f4:52:ba:46:61:1b:37:71:82:85
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): da:b3:02:c6:da:13:65:cc:a1:9d:b1:eb:54:03:17:1c:bc:f9:36:9b
Fingerprint (sha256): 3f:4c:18:f3:58:6e:93:b8:40:c7:39:90:e0:b0:35:29:78:86:9f:b0:51:16:87:25:cd:03:d9:c2:cd:dc:f2:d3

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArxr0oVGfGcroCbycd7K7
mp2gFJPScObaONJzsZ82YxtOFcbxxurI+A0aOLYHvJTOf38aWY7ER5za3so5sPZM
DCLzPF1UGdELEA/5Rik2RzujCzx7bNhxQWtjsbePKmRlOwU0MJoa+pR8qjR/Onyp
8/QRdtsGb+3xZsoDfgqBBQjgLdnlDQNp+eADFAOWEEt3A18AJDqaKsaQ93zbLNAV
qirX4MZsyw1bVLmwGc41rTArkg8UJgHUbPuWic19fYf+0vbBeF9bNJZ/aCzH0Xjp
Mbgw9gX/N31oEmAxEA7p7J3luViF+tiaHk2+Psf2jYDTlvdG8dAF/zKtXHGLshqe
ZQIDAQAB
-----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 389855993577047012456598107755313403322119
 . . . . . . . . [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 2019-02-25 03:51:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-26 03:51:37 +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 22104995664188854784582430279255475550523690551981012917562108141534595665809428986595602248442927451679720751966113394648342352840452367581050479740399221894926957936812927857128977944412856704626056654117588110606661421635192271608948203361315325790432989355257680017913220950713181891801224962038749889253286411586188101223359261087401391266455201896178822357842651064686779581834410939528390987166559853317658356396727995692471707297142637156601409826773079959864617400448193900906359268544303962247658988430838557238833497850710512145493781889790340576683109753795941413739450059221149373120883417697093406072421
 . . . . . . . . . . . . . . . . . . . . [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)
							76ad354307439f10cb1af452ba46611b37718285
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c0000016922fe7d4900000403004730450221008dc172d7dadee1082d06268a5b6fd5b136acdffec4c0f6e296923c3e504efa12022071e32b36cee2f9156d4f6a668a7db11af3aa8162d293a65b4c1df9cc6c34e54300770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016922fe7ce30000040300483046022100e237e6f663c289422572e3a464ec84c0a15fadce8f1e0c86f2a2bd1ecce8f659022100af79a5610556fc82739b530f2f20b948321470fbb9a31dc8fc89e2084eaaeb23
 . . . . [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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