kang-fu.ch

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:7a:b7:08:d1:71:53:06:fd:50:9b:1f:a4:a3:35:f8:90:d3 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=kang-fu.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:7a:b7:08:d1:71:53:06:fd:50:9b:1f:a4:a3:35:f8:90:d3
Serial Number (int): 303094601069240825598692541157538887405779
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 53:63:6b:14:29:0f:82:d8:a9:6c:2b:10:b7:46:85:1d:ad:60:ca:08
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 34:c2:90:0f:8a:25:ec:f5:e8:fb:af:c7:30:1f:76:22:89:ef:28:4d
Fingerprint (sha256): e7:f6:b7:1c:5a:ec:81:1b:a9:7e:50:03:1c:c5:64:14:22:65:f5:59:2c:85:8d:77:ab:c7:05:5d:3f:57:e4:ce

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 kang-fu.ch

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kang-fu.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

kang-fu.ch
www.kang-fu.ch

Other certificates including the domain name kang-fu.ch

(limited to 100 certificates)
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch
kang-fu.ch

Certificate

The complete raw certificate details for kang-fu.ch in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6N9TCyt84Zdn6WTXwmoA
Iy3eVDAtGwbWZ3+6db/YeNCtiiC8TBGJB0YzvaaIQpe+I/3OOeSq5I94wx14YsAV
JJguRr6d+0GgWUkqXN7PTPnzOQwlNpxDDF4Q9lD6ZgY5m4j3TV/m4CpO9v3gXLqK
R3ujVgGre7lZEEbJD2/AGSEh0/LIYaGT4TwPNpM1AmzR/Uy4+zn4T1fg+0sPqaeB
KsmN156jpjewpuFe7DMH1QMPMpq8aMB9B/d5PBY4cFG9mkwaqUEeCig0KpikJ/JE
va7ScA567oG/G9tOnSAPIPbi3GqpONySCNVrDuVyY22nDl4Ct79ugtXRUg+uu3aE
GQIDAQAB
-----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 303094601069240825598692541157538887405779
 . . . . . . . . [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 2019-01-18 11:53:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-18 11:53:14 +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 'kang-fu.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 29397412112862978854143706906683200723348078487513634877470532238030426904661732075605316653476431307132440541422970675994414356080189050036282939449542051051856521166046231693415224222722475827405589288561483085105708869914039629881227071588092903644157259390515047567298683912276717333309672489501936309391669922154706493652520637997036397033493312533802109386744530155253973651617388642310417077569172314529076199477545932662935086529993941466170273137481705997601465931259830333731109085483141253093486361797386278387548153470152659459712419298217749117442592836910550136322393385627769733018102476138565783159833
 . . . . . . . . . . . . . . . . . . . . [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)
							53636b14290f82d8a96c2b10b746851dad60ca08
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kang-fu.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kang-fu.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)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe000001686105c5e40000040300473045022100e6cf2cdc0973f4630a8d626a80d8bc041fff568520fedf1356022d609cbce75402202bc6229b79a7a0899c26b12a2080ddd2a7ea9bb7aa3b5e1dd92a015b8c0a7e9600760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d000001686105c64000000403004730450220548ba50a0e382fabb07ccc05d48be49af65d30358183086812928ca32fa74f0d022100dd789e2bcd8f1bddc601cec34c71d1430e54830c3c09ab02bb106b9632626beb
 . . . . [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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