kang-fu.ch

Issued by R3

About this certificate

This digital certificate with serial number 04:d1:01:2f:9e:99:a2:34:de:1a:7b:75:8a:1c:e7:47:76:b7 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): 04:d1:01:2f:9e:99:a2:34:de:1a:7b:75:8a:1c:e7:47:76:b7
Serial Number (int): 419569734896258088229346254912559755261623
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 68:c4:eb:71:f8:fd:18:16:6a:bc:55:55:7f:75:34:80:c6:dc:ae:56
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c0:e4:a9:55:2d:14:e8:18:70:82:f8:7b:20:e8:6a:20:39:ce:83:38
Fingerprint (sha256): 1d:25:93:45:f0:fd:2d:a1:63:79:04:77:e9:8b:12:18:78:be:dc:16:51:1d:e0:a4:46:5f:a1:e2:78:aa:94:e2

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.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-----
MIIFKjCCBBKgAwIBAgISBNEBL56ZojTeGnt1ihznR3a3MA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzAyMTgwMTA3MTVaFw0yMzA1MTkwMTA3MTRaMBUxEzARBgNVBAMT
CmthbmctZnUuY2gwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDB7wtf
IhaovaUTcj+rSb2yeWoLax5oycTspMQ7YgubF8ie+W4iLsmw/SkguVKjjScijD9l
g6J58gpmxqHPAEK4czbZIyxf8256UY4+CATydmC1P5eeUysZszY8ahvkqj+Gk9X0
nBxSEDvJpeaHvpNZqrpGcz8RrER7hac43ZZU8Zd4qm6mchi2o26UYI1AofxXBYqC
pjTAM+UoqJz9tcmhKZ7v/rZvEPtavm6lFmUH6QWZiPd3YMvLT3KSQc3KkkZ/fIx+
TRVI8L+9xRMyFQmSibQHODkz2JPJI6TXhyPTXzI7Si7c+wpCCiefGLv3dBOm9/I3
8Qa8ATyn4+PLMh/jAgMBAAGjggJVMIICUTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l
BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE
FGjE63H4/RgWarxVVX91NIDG3K5WMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJQOYf
r52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3IzLm8u
bGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcvMCUG
A1UdEQQeMByCCmthbmctZnUuY2iCDnd3dy5rYW5nLWZ1LmNoMEwGA1UdIARFMEMw
CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j
cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHcAtz77
JN+cTbp18jnFulj0bF38Qs96nzXEnh0JgSXttJkAAAGGYkaMKAAABAMASDBGAiEA
5x+5BVQbJjBfGa/npE263yMCMsqk+TAgKlO6Sf4x/qYCIQCOLr17JkYAS+gK7DET
/qik11+Arkbo9jYgQDxk6wq/zgB1AK33vvp8/xDIi509nB4+GGq0Zyldz7EMJMqF
hjTr3IKKAAABhmJGjE0AAAQDAEYwRAIgJex1TLq7voNMhtt+bOu/1b5Yx6+LKsQU
MDCcOtrdjjoCIDLvUTlkYT7O8sFJHf2EezLm6uhtLGoViuvzZrZwTVhVMA0GCSqG
SIb3DQEBCwUAA4IBAQAFFtbveBYe86zeWNAQ4RxWJyVxyI32xUtaOvrRIJjcPqjH
8jhfW+ngyAXW+CXVCTvCF/RQdL9oftsUv54cbZsk7ysebVmSkN8yi6RSonA5A0aX
M1HNMB6CxwvoPdo1O405Fv4GniFSy1nWIsaR+8Ygqiip/iDUwHya3IF54VHqKZ0H
QHS2k/6lT8lNrTfj6WUTOKgcmp8oTC/QUAzhJa/xPo2UWJYOYbJrJmlRK/nGcEdy
hW6wBc1LWi9T92lX68M7LKuuYB5fYzLWoJ+SNtN2Mw/oXKWC2H3EhofwOBdh6EjD
XbZGco4CsakLfan9feU7c1/su6AYcUyM1IeT5ebc
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwe8LXyIWqL2lE3I/q0m9
snlqC2seaMnE7KTEO2ILmxfInvluIi7JsP0pILlSo40nIow/ZYOiefIKZsahzwBC
uHM22SMsX/NuelGOPggE8nZgtT+XnlMrGbM2PGob5Ko/hpPV9JwcUhA7yaXmh76T
Waq6RnM/EaxEe4WnON2WVPGXeKpupnIYtqNulGCNQKH8VwWKgqY0wDPlKKic/bXJ
oSme7/62bxD7Wr5upRZlB+kFmYj3d2DLy09ykkHNypJGf3yMfk0VSPC/vcUTMhUJ
kom0Bzg5M9iTySOk14cj018yO0ou3PsKQgonnxi793QTpvfyN/EGvAE8p+PjyzIf
4wIDAQAB
-----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 419569734896258088229346254912559755261623
 . . . . . . . . [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 2023-02-18 01:07:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-05-19 01:07:14 +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 24481870055475478675872345206157345907024120898492544929254722523982166429663945854745444582655834152170912939658104163388791376749171903031840313100642875240247476782473491242686841299598765050629044763482728906736555339211923491403304896966010563948688975819957708435301769398395875074088172591200819721543233106473283356074899795474882861928709565872871162795615920956734330198942163745418405587737078445639898714331309514347223798024206944025096328001932041359120744134730987502813519768899320119231164256858339523105078200918693552986333570176404222390978980883681389439862599714903731963309496018695609973350371
 . . . . . . . . . . . . . . . . . . . . [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)
							68c4eb71f8fd18166abc55557f753480c6dcae56
 . . . . . . . . . . . . . . . . [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 (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)
							00f0007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018662468c280000040300483046022100e71fb905541b26305f19afe7a44dbadf230232caa4f930202a53ba49fe31fea60221008e2ebd7b2646004be80aec3113fea8a4d75f80ae46e8f63620403c64eb0abfce007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018662468c4d0000040300463044022025ec754cbabbbe834c86db7e6cebbfd5be58c7af8b2ac41430309c3adadd8e3a022032ef513964613ecef2c1491dfd847b32e6eae86d2c6a158aebf366b6704d5855
 . . . . [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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