alpstark.ch
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:b4:47:39:78:50:ea:e5:df:dd:42:5b:0a:04:82:94:21:a0 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=alpstark.ch
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:b4:47:39:78:50:ea:e5:df:dd:42:5b:0a:04:82:94:21:a0Serial Number (int): 322682357429971431708251846308867775668640
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 69:86:73:50:f8:10:92:35:b4:49:5e:96:d1:05:3e:71:29:1d:3f:fb
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 69:db:5a:11:4b:33:8e:9b:79:3f:3a:99:be:fe:25:98:ff:43:ab:0f
Fingerprint (sha256): ef:73:5b:0a:fe:ce:59:c0:85:71:0c:76:97:e8:5b:12:e4:a3:39:56:64:ff:72:0e:5f:4d:63:59:ee:3d:3a:bc
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate alpstark.ch
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for alpstark.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
alpstark.ch
www.alpstark.ch
www.alpstark.ch
Other certificates including the domain name alpstark.ch
(limited to 100 certificates)
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alpstark.ch
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alpstark.ch
alpstark.ch
alpstark.ch
alpstark.ch
alpstark.ch
Certificate
The complete raw certificate details for alpstark.ch in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFXzCCBEegAwIBAgISA7RHOXhQ6uXf3UJbCgSClCGgMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAyMjEyMjAwMjhaFw0x OTA1MjIyMjAwMjhaMBYxFDASBgNVBAMTC2FscHN0YXJrLmNoMIIBIjANBgkqhkiG 9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuc5kJf0qXMUuJ1QFxEbPlllLebFytzgx2Qov /qlznVydt+tvu8ScPbhW4q4r/QUnar7NctxOXVcSbQ7oznXDc7KNh6Ugo9R6bIxX RuxaTkIsRsb2D2J8hQtDdWUX8hQp+ImLragggRiBztIOMHsoC+MyfL+k37vruTOS ypHGY+Yji8KIQH+W9cUDRbj2EdAHYjLB2tKXZTYlnAP0SSV6DIDq6R/X/Ic4N+mc Y41AOz4U1qk1uEen3nP4js7SK8LczEpb7gOs+lwH8VWM81lfCU1wqNJyNeBlmIdF 7RlM2Zev84MIJ6D3R8tlarNakFkbP00rn4+pmKxLvxtfvfatMwIDAQABo4ICcTCC Am0wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcD AjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRphnNQ+BCSNbRJXpbRBT5xKR0/+zAf BgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcBAQRjMGEw LgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlwdC5vcmcw LwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlwdC5vcmcv MCcGA1UdEQQgMB6CC2FscHN0YXJrLmNogg93d3cuYWxwc3RhcmsuY2gwTAYDVR0g BEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0 cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAA dgDiaUuuJujpQAnohhu2O4PUPuf+dIj7pI8okwGd3fHb/gAAAWkSSe3wAAAEAwBH MEUCIQCJa8ytZjOgZ1F49yZoJgGIKTjlvPBhr4CdyH7A39gPxgIgRZghZtAWCY3q jvD3iPP3QffVXSdelnYjPAjg2L9boQUAdgApPFGWVMg5ZbqqUPxYB9S3b79Yeily 3KTDDPTlRUf0eAAAAWkSSe3/AAAEAwBHMEUCIQC6tUeKD+WcktMDPkXp3jDhXNuO oBhplX09bTq3IIwhAAIgT5kdWMeS1Zp8DBySSPTi02hXjqT8xog3qLREgm6yDyMw DQYJKoZIhvcNAQELBQADggEBAB+VJ0b8JGWm3JatDxy9ikY6Vlzi7PVdn0i5luCz LgZKaV4k0FGM7f+26jE89Ili4DvN+0thl/j8u9wLfFfnVxaUdb76Y1dieAp92jnG g7GPVmGetB96SSS/61XUP3x42OCvuCLkKxnxuzGpXq1DTbVAlS8re3kaefa0Tszm n0wFqx7q3luKbvKt5Nw2JCFpaKSsbo5URsrJCKWxKPxeS+5+G7hxXuVhx9YBrrMF w31+CH04p77KX0yG3flPhR24muTkgfRtnYYdBhKxT1JoLRpquWgNnvLkpY3I4bDS cpd98C/gScIZ9dTM+k5S6TG8r33ae2Dfo7y7Mu6wOMFvLuU= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuc5kJf0qXMUuJ1QFxEbP lllLebFytzgx2Qov/qlznVydt+tvu8ScPbhW4q4r/QUnar7NctxOXVcSbQ7oznXD c7KNh6Ugo9R6bIxXRuxaTkIsRsb2D2J8hQtDdWUX8hQp+ImLragggRiBztIOMHso C+MyfL+k37vruTOSypHGY+Yji8KIQH+W9cUDRbj2EdAHYjLB2tKXZTYlnAP0SSV6 DIDq6R/X/Ic4N+mcY41AOz4U1qk1uEen3nP4js7SK8LczEpb7gOs+lwH8VWM81lf CU1wqNJyNeBlmIdF7RlM2Zev84MIJ6D3R8tlarNakFkbP00rn4+pmKxLvxtfvfat MwIDAQAB -----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 322682357429971431708251846308867775668640 . . . . . . . . [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 2019-02-21 22:00:28 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-22 22:00:28 +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 'alpstark.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 23455861714958410531524996301946205466343513930489720743359597663076555858697832847893278382391174583692427421648750760946230134265240909827637645599224807904288160047868279091010286084494194385034671710352560995142295612332277804227299327074232704469159269688415694174757809976811554497396958210945365841328500358659278137910016247279711494825268927972326140336769532940999259356877209072078411209158253688776572415053230985195755461148946390387958112280156102958353313815460719075081264650546561745392530457332009778955688129357195191936035436774840414319439657741502767540562300463544900063490454608376072402021683 . . . . . . . . . . . . . . . . . . . . [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) 69867350f8109235b4495e96d1053e71291d3ffb . . . . . . . . . . . . . . . . [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 (32 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'alpstark.ch' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.alpstark.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) 00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe000001691249edf00000040300473045022100896bccad6633a0675178f726682601882938e5bcf061af809dc87ec0dfd80fc6022045982166d016098dea8ef0f788f3f741f7d55d275e9676233c08e0d8bf5ba105007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001691249edff0000040300473045022100bab5478a0fe59c92d3033e45e9de30e15cdb8ea01869957d3d6d3ab7208c210002204f991d58c792d59a7c0c1c9248f4e2d368578ea4fcc68837a8b444826eb20f23 . . . . [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) 001f952746fc2465a6dc96ad0f1cbd8a463a565ce2ecf55d9f48b996e0b32e064a695e24d0518cedffb6ea313cf48962e03bcdfb4b6197f8fcbbdc0b7c57e757169475befa635762780a7dda39c683b18f56619eb41f7a4924bfeb55d43f7c78d8e0afb822e42b19f1bb31a95ead434db540952f2b7b791a79f6b44ecce69f4c05ab1eeade5b8a6ef2ade4dc3624216968a4ac6e8e5446cac908a5b128fc5e4bee7e1bb8715ee561c7d601aeb305c37d7e087d38a7beca5f4c86ddf94f851db89ae4e481f46d9d861d0612b14f52682d1a6ab9680d9ef2e4a58dc8e1b0d272977df02fe049c219f5d4ccfa4e52e931bcaf7dda7b60dfa3bcbb32eeb038c16f2ee5