www.helsinkioppii.fi
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:67:39:ff:b4:36:d0:82:b4:84:9e:49:f1:c2:8a:9d:05:9d was issued on by Let's Encrypt.
With 3 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=www.helsinkioppii.fi
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:67:39:ff:b4:36:d0:82:b4:84:9e:49:f1:c2:8a:9d:05:9dSerial Number (int): 296463035274772648590342758616329057273245
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 16:b5:23:24:0d:4a:69:5f:6a:f1:53:51:e8:82:43:56:2c:3c:1f:f1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 04:a0:bf:ed:19:16:d7:03:86:7d:18:e1:14:51:94:10:c0:2a:f3:4e
Fingerprint (sha256): d4:fd:33:f1:d6:0f:f5:1d:a1:84:66:ab:9c:6a:af:b9:9e:4e:d4:39:16:20:9f:9f:78:c7:0e:80:be:f9:b6:85
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.helsinkioppii.fi
3
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.helsinkioppii.fi
Public Key Algorithm
RSA
Key Size
4096
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
digiedu.dev.hel.ninja
helsinkioppii.fi
www.helsinkioppii.fi
helsinkioppii.fi
www.helsinkioppii.fi
Other certificates including the domain name helsinkioppii.fi
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.helsinkioppii.fi in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGhzCCBW+gAwIBAgISA2c5/7Q20IK0hJ5J8cKKnQWdMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMDMxMjAwNDdaFw0y MDA2MDExMjAwNDdaMB8xHTAbBgNVBAMTFHd3dy5oZWxzaW5raW9wcGlpLmZpMIIC IjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAyQlZXVX/P/z3PY5JL9IUHLK3 u9X+0U3sqrUmUHnW6ZX8ARZ59Hmy5/fnwqkg98s0QHMS/Fk7YUy2OYZ6dER9oO5N v2Uf8DbzTRpmI8y6YAreqgrfL/mMiHfchlG16nEaaJV29vlDeuRlFhXko8eMiAzh wPReTbmWfaLZVe/k2avMZE5VFR+LVmsPMUv/MH+Xl80lsg3cN7+VdCj9Z5zzWcje 7vu1qMGXas2V6ToEekoE+pifMHdnrOAh5U75Wem82NnTloTIzt6iSpbr0UH3pECM Ezf6SZj0ZjuHALDJikan88nvvM6SgDPTzwYV/GRAfaPSQy3Zs3WBlQ4OLvTC9Kpa II1ayoMs7VE6E4zIgxTHcCkL341xFSL4yltICiS2CqfO19d7iNcVnL/cxTJ6q4lY FCQwB6vL+jOAUhKXmN8suwIO+PDATS0clCzwAutC7mSkAmTRwXecBOBIyALtHuvH MBWYgp6vyf5ty2KYng1kXs0w8JmfH4Rm9E5C9KgVUL8gH1pS5AThw7r/5hv/IW4w lKsh1iWIxkm+C9HZcJAoXVoJNP6q8hYnKiGXu0tiMfvw9iyB1i7G5yHg2YWhD94i k/YNIGD6UT8Dq22qh2MefrEpf5VT8ALnj6Ux9Sh0DZHRUBI17phytlCCmPyS4b5C K5QdYW2nJpM3MCeh9jkCAwEAAaOCApAwggKMMA4GA1UdDwEB/wQEAwIFoDAdBgNV HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E FgQUFrUjJA1KaV9q8VNR6IJDViw8H/EwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3 pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2Nz cC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2Vy dC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzBIBgNVHREEQTA/ghVkaWdpZWR1LmRl di5oZWwubmluamGCEGhlbHNpbmtpb3BwaWkuZmmCFHd3dy5oZWxzaW5raW9wcGlp LmZpMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYB BQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBAgYKKwYBBAHWeQIE AgSB8wSB8ADuAHUA5xLysDd+GmL7jskMYYTx6ns3y1YdESZb8+DzS/JBVG4AAAFw oHwGiwAABAMARjBEAiAElZhcKyN7SuUNi9Qld579GnMMRaBI0i9YcTEQ8lpVAAIg dMFL5Tmsr05LWGvrBorAzZB6xpC6XBrWwQuDtljr2D0AdQCyHgXMi6LNiiBOh2b5 K7mKJSBna9r6cOeySVMt74uQXgAAAXCgfAagAAAEAwBGMEQCIGuVSaYRMXyq3BSD s3KipBQj+Th6QLevL1qh1ezjjdXgAiBxJg5/3RR6ur/UDKoNLroSfpjyRBuxLyaW 7bKoO8oDkjANBgkqhkiG9w0BAQsFAAOCAQEAYRPuWZXPNpzzzhqnCbXkkguLzyKT ZD22bHqSHgFsBflnADF8aWWj0BVmcMnKDXgMWyVM1c3eKb0hVpezWS8ObRriS9U1 lzEN29TgJYKCic+a2KCxSHYNct3F4CA70xIAsRnC1lPElt/kq4IdgZQIkIh+XuRs MR7Rt+juvw55GmsGTTm631LlWR+1ojNhBI0z7SxJc63YOo8m95rHNwMplLevupwj LLZDXePqWPHApaIKmJqAdxsIwfC5QeOCniQulVGcyKh/brwYSL2P4b71pjriXuFI jG12+ieyF+YjGBv8nqYt2najGUDCcutIdtyyPlYo+hJuCrASN+7iGYX67Q== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAyQlZXVX/P/z3PY5JL9IU HLK3u9X+0U3sqrUmUHnW6ZX8ARZ59Hmy5/fnwqkg98s0QHMS/Fk7YUy2OYZ6dER9 oO5Nv2Uf8DbzTRpmI8y6YAreqgrfL/mMiHfchlG16nEaaJV29vlDeuRlFhXko8eM iAzhwPReTbmWfaLZVe/k2avMZE5VFR+LVmsPMUv/MH+Xl80lsg3cN7+VdCj9Z5zz Wcje7vu1qMGXas2V6ToEekoE+pifMHdnrOAh5U75Wem82NnTloTIzt6iSpbr0UH3 pECMEzf6SZj0ZjuHALDJikan88nvvM6SgDPTzwYV/GRAfaPSQy3Zs3WBlQ4OLvTC 9KpaII1ayoMs7VE6E4zIgxTHcCkL341xFSL4yltICiS2CqfO19d7iNcVnL/cxTJ6 q4lYFCQwB6vL+jOAUhKXmN8suwIO+PDATS0clCzwAutC7mSkAmTRwXecBOBIyALt HuvHMBWYgp6vyf5ty2KYng1kXs0w8JmfH4Rm9E5C9KgVUL8gH1pS5AThw7r/5hv/ IW4wlKsh1iWIxkm+C9HZcJAoXVoJNP6q8hYnKiGXu0tiMfvw9iyB1i7G5yHg2YWh D94ik/YNIGD6UT8Dq22qh2MefrEpf5VT8ALnj6Ux9Sh0DZHRUBI17phytlCCmPyS 4b5CK5QdYW2nJpM3MCeh9jkCAwEAAQ== -----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 296463035274772648590342758616329057273245 . . . . . . . . [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 2020-03-03 12:00:47 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-01 12:00:47 +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 'www.helsinkioppii.fi' . . . . . . . . [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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 820157445643028237617386142187308695950723725253509144905187033875090567715997359896153820821105663852163717692602227122009351208456490151061890377153210920146795787480105267821242215412214337190804678412857874357919109396773519512934773671981528390904698108309836366033362622931093766514465015932978397108634003096368643307870310068252686830466133925152751660517877552044910891562499441145582179320128346324334838205912226539250616007894729151401500025484978645181363482203900449422112639562364230952466015690264156482618362708770872484125996848341323652429629180748619382006207326112283130668201199052612314610816993354629453580974685011153528443219107094325288111699378305555954173915399673351726408650503701131510593942309087457968795308924697179620798884854307442346590294721393630778059091697211273131511901004776255846733816838819473912371655311819218208404095243696374834550884366957490701664431103119556593856785471932669882721761570987977199490033195547996414688697173652793165302210824654146394345438763431622430138008364006945698262970339509887100507372352713192791557633937186007734776761488932567079610674799145017380454877363108103848904242630434197368817285531898244738465346100715145113136296199604606744203804931641 . . . . . . . . . . . . . . . . . . . . [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) 16b523240d4a695f6af15351e88243562c3c1ff1 . . . . . . . . . . . . . . . . [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 (65 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'digiedu.dev.hel.ninja' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'helsinkioppii.fi' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.helsinkioppii.fi' . . . . . . . . . . . . . . . . [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 (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee007500e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e00000170a07c068b000004030046304402200495985c2b237b4ae50d8bd425779efd1a730c45a048d22f58713110f25a5500022074c14be539acaf4e4b586beb068ac0cd907ac690ba5c1ad6c10b83b658ebd83d007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170a07c06a0000004030046304402206b9549a611317caadc1483b372a2a41423f9387a40b7af2f5aa1d5ece38dd5e0022071260e7fdd147ababfd40caa0d2eba127e98f2441bb12f2696edb2a83bca0392 . . . . [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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