www.helsinkioppii.fi
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:ae:a6:34:54:ed:09:40:25:bb:d2:cc:74:ab:0c:38:c9:72 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=www.helsinkioppii.fi
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:ae:a6:34:54:ed:09:40:25:bb:d2:cc:74:ab:0c:38:c9:72Serial Number (int): 320766913208763316565591697473547806493042
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 75:60:cb:b0:8e:b7:91:15:71:51:ef:c2:bc:29:88:29:9b:42:d0:7e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 4b:e7:f9:12:86:be:d0:ab:ea:34:26:66:5e:a9:74:d6:3b:d0:d9:18
Fingerprint (sha256): f2:1a:64:58:b8:96:53:e2:a4:f8:fb:ef:63:35:d6:49:dd:3f:06:e3:ce:a9:f2:50:2c:6f:44:0c:5c:b4:f8:9b
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
2
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
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
digiedu.dev.hel.ninja
www.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----- MIIGIjCCBQqgAwIBAgISA66mNFTtCUAlu9LMdKsMOMlyMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzExMTQxNTQ1NDJaFw0x ODAyMTIxNTQ1NDJaMB8xHTAbBgNVBAMTFHd3dy5oZWxzaW5raW9wcGlpLmZpMIIC IjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAqV9x6nMWQSrKCk3f5TJkFm0x y2PUVmd+Ddspcqrhk/04syywv+whtexdu11fKpfZy+j5J9izW+MY3qrHxLc6nlb0 V0iyPQOGvNfXjC8Dj6ZKI9T0j8y+Ix3I0K+U9DEJOBglk/rLn1MtyEbzjz9w66JV 6V9Ci2hXad+5/mEILCuuFqLVrvepbaL2YjTeE+z3gI5g126qXmWQp/mWuUJ25XcE OhvApSITpbPXrAfM3dX5QQK5dk++XvJM228T7ufJ+VLIEvN5L1yzlLS6qHo7GYAu dHVNxsdklX6OKZRkqeJPlRGkhFiCdtn05jtEtpSOMsoxHYy2dtZowwGN7L7t251Q HdcU5pKRhQxh+XbJxkFxY7Ob/RdMyocqfUgVyfdH7oiveChXYIAcB2pMfiUz8lZ0 Y/WXN5KksvtWMcLzQvWGFfKcvDrpHmh7dgB/BFNW4v9+X1eNScccsSEA/HhDqKOf OXU4T+zKhYuAWjMMcpoy34T4MxVHBY8nx+9g15Vjm7g0gai+2YdirZFYEW4tu1o1 g+41ZSK8OlJOs+Zps9ecnHZqsP02L9BTOlluvlOu0UpulaNttWM5PKuAYfTyiCRz 0KGYrJCjfuGIvPCAbQC2xjNRpimsGHeOOheDy/skEaRRsijFlEn3ul5HSwcgZu7y 68PwAzWBgAyJYq+MN/kCAwEAAaOCAiswggInMA4GA1UdDwEB/wQEAwIFoDAdBgNV HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E FgQUdWDLsI63kRVxUe/CvCmIKZtC0H4wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3 pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2Nz cC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2Vy dC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzA2BgNVHREELzAtghVkaWdpZWR1LmRl di5oZWwubmluamGCFHd3dy5oZWxzaW5raW9wcGlpLmZpMIH+BgNVHSAEgfYwgfMw CAYGZ4EMAQIBMIHmBgsrBgEEAYLfEwEBATCB1jAmBggrBgEFBQcCARYaaHR0cDov L2Nwcy5sZXRzZW5jcnlwdC5vcmcwgasGCCsGAQUFBwICMIGeDIGbVGhpcyBDZXJ0 aWZpY2F0ZSBtYXkgb25seSBiZSByZWxpZWQgdXBvbiBieSBSZWx5aW5nIFBhcnRp ZXMgYW5kIG9ubHkgaW4gYWNjb3JkYW5jZSB3aXRoIHRoZSBDZXJ0aWZpY2F0ZSBQ b2xpY3kgZm91bmQgYXQgaHR0cHM6Ly9sZXRzZW5jcnlwdC5vcmcvcmVwb3NpdG9y eS8wDQYJKoZIhvcNAQELBQADggEBAFdFCTCQMvR7Y2XrxlsBtFlvfZA2xEka//3d AeVskc8IILmCjFj+9i0B/gckxwBOm2TOApH2yTMC338pi+009Lqn+ysuXdGoU9p8 JeUgSvI0BO1XUHfmQSfX1IRP/peCuMOZBF84TTPeBbp/CyoAgexWAB9PmHrBhzMK LMPxa9zbUAwjBehBLymO9bRtXoAE2XsG5PP7k7EODfmgPSGbs8Aviga4vGaVAhli lsCMgXf8/5/6eILTNuIXWe5HkZpsvdtlZwsQzKvz2wMUlAsU9gNa79v2N3iu2jdg 49FzB0ZcfZg9WnOU0Nl4xwsZDYtv4/weuPYKVcw2ClmQRjGxIWU= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAqV9x6nMWQSrKCk3f5TJk Fm0xy2PUVmd+Ddspcqrhk/04syywv+whtexdu11fKpfZy+j5J9izW+MY3qrHxLc6 nlb0V0iyPQOGvNfXjC8Dj6ZKI9T0j8y+Ix3I0K+U9DEJOBglk/rLn1MtyEbzjz9w 66JV6V9Ci2hXad+5/mEILCuuFqLVrvepbaL2YjTeE+z3gI5g126qXmWQp/mWuUJ2 5XcEOhvApSITpbPXrAfM3dX5QQK5dk++XvJM228T7ufJ+VLIEvN5L1yzlLS6qHo7 GYAudHVNxsdklX6OKZRkqeJPlRGkhFiCdtn05jtEtpSOMsoxHYy2dtZowwGN7L7t 251QHdcU5pKRhQxh+XbJxkFxY7Ob/RdMyocqfUgVyfdH7oiveChXYIAcB2pMfiUz 8lZ0Y/WXN5KksvtWMcLzQvWGFfKcvDrpHmh7dgB/BFNW4v9+X1eNScccsSEA/HhD qKOfOXU4T+zKhYuAWjMMcpoy34T4MxVHBY8nx+9g15Vjm7g0gai+2YdirZFYEW4t u1o1g+41ZSK8OlJOs+Zps9ecnHZqsP02L9BTOlluvlOu0UpulaNttWM5PKuAYfTy iCRz0KGYrJCjfuGIvPCAbQC2xjNRpimsGHeOOheDy/skEaRRsijFlEn3ul5HSwcg Zu7y68PwAzWBgAyJYq+MN/kCAwEAAQ== -----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 320766913208763316565591697473547806493042 . . . . . . . . [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 2017-11-14 15:45:42 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-02-12 15:45:42 +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 690980869219763680046843555680682636154842821508091323615209899061928275787418935032506821658393464126057503506062282449737924594468239482339990753738023488433097583458897068224701270679230523766681980177038563512515956381856498883738934524985444168395600519216707726436685953492281533841323481135664498985264996938638071876611282033361207895386788648286934128275559091125435317644705019511640351079291287934494478201666331336455225882246084233894959385801918265523534237027551978500340117372206223207568267992923284813326115564324256368546502622363134151340089968231157320702595677561328683578494739658417722300617513411672339508567281206467505805112438337079730463520641744706916794439875451559862370121838104611165046840994718119470742636101794766670847191657326645641685896421193144592933435052877145618272570621976522182407248457404604103917410438711635679656053585993019734374650279175049961851179545940466419071708034403578528270116600240929671259925692087693667490868469031433045244796868057475314994681128696573259909871691127003081461695600395669886593452925327243460240180258236093457424121835586780823241445207422020595494522774728979777122153919327904036085248570582065244777104971910905235899961306343818647405956184057 . . . . . . . . . . . . . . . . . . . . [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) 7560cbb08eb791157151efc2bc2988299b42d07e . . . . . . . . . . . . . . . . [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 (47 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 '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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [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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