www.helsinkioppii.fi
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:ca:c0:ba:db:41:57:79:c3:ca:c1:54:9d:16:f0:37:a7:b5 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:ca:c0:ba:db:41:57:79:c3:ca:c1:54:9d:16:f0:37:a7:b5Serial Number (int): 330330077902741307048633079410583164921781
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 6c:75:ff:ac:f5:11:45:8a:19:dd:9a:c3:99:a4:51:8b:20:c9:1a:07
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): b5:88:de:39:91:42:03:2b:cd:f9:86:9e:af:08:26:5d:5b:9b:73:65
Fingerprint (sha256): 16:95:92:59:2c:b7:dd:5d:85:f9:1e:75:a2:07:27:4c:07:07:07:ce:86:aa:32:b4:b1:00:02:46:d8:b7:49:18
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----- MIIGiDCCBXCgAwIBAgISA8rAuttBV3nDysFUnRbwN6e1MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA3MTUwNTI3NTVaFw0x OTEwMTMwNTI3NTVaMB8xHTAbBgNVBAMTFHd3dy5oZWxzaW5raW9wcGlpLmZpMIIC IjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAozpob++4/vudrQBczmlNwP0v E/uqy6ZJsq+jbwQf8Lgp0Dui498ORutLmzWi6VZ7U/1p1n7JF9EILytBvR8siK62 HW8KyRrOHAmGY/gLvo0qlWJZOzWQDY0eovog8KiOP90nytXiUH3N38G3vjOZKLVF Tyvd3qcoUy9c91MHMnxfPLsHSasAKZ19IZ6LCnmy6Hjy6o4MxRBozTDzQD43aJ1g 7TMq4Re/+YV0PrRyAQ96KOaTCcPNHgzA88sUI72m4ty1uRK/P1nPiZRzuS+S74og +EJqmrEvw1jATmQzRLPPh8tUfgLTgQUg260PvN4tSbCh5xSfnxB5k6K7DK/PRymE garNMhizahmn0JBHzTJQHjWKDqbAH5dBCr+QmK1uSc5tdt5MqESqeiOdGH6Ev2bX QLhotBKB4RzF4wHShsKAvdKfhwfsiErFBfq9dvMLQSuc79URQ1S6RVu4xQCu63IQ MAUq0yQAmFp3a3pEo6RPjz6XVF5xu1+W/cZKo8Crkwc3A9Ru/xegobdWyS32RrCN fvg64uuaP+uAHbujvbd3N8zqqOsBg1QmFxJY2WQSy6eNm3OhAC3bTWmLe7sNiuaw p0UO0u0/d7J/MX+Vyj0Lhtut17t1B62f9sduQa/eKYms4bgp33RpKMm1nJujkpcf 9bPYnaqrdE6e0i3mEhsCAwEAAaOCApEwggKNMA4GA1UdDwEB/wQEAwIFoDAdBgNV HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E FgQUbHX/rPURRYoZ3ZrDmaRRiyDJGgcwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3 pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2Nz cC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2Vy dC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzBIBgNVHREEQTA/ghVkaWdpZWR1LmRl di5oZWwubmluamGCEGhlbHNpbmtpb3BwaWkuZmmCFHd3dy5oZWxzaW5raW9wcGlp LmZpMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYB BQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHWeQIE AgSB9ASB8QDvAHYA4mlLribo6UAJ6IYbtjuD1D7n/nSI+6SPKJMBnd3x2/4AAAFr 9FD46wAABAMARzBFAiEAmTJ2xKtzxak38k9LNtFzB0a4TjJ/OieFDsS+FKVNAXMC IDVb5AVUSxHNYUwmQrvU3n2ISlwXMHc1UN2MW4YhxgX3AHUAKTxRllTIOWW6qlD8 WAfUt2+/WHopctykwwz05UVH9HgAAAFr9FD60AAABAMARjBEAiA/IfVcsSIa00Nb HputulS58fUb8iY99AYurX+vJLifBwIgKOsqSfjF+PjNPr8elGnRYBJoXu+bESmy e/iu+Myb1xMwDQYJKoZIhvcNAQELBQADggEBABrNSMMVvugEqSxoUIud8213ZOuC bbQd9I0aKIQMq8vz8wpdLrInpdYeht9842HN3Yi2Xo429gwFfxhPpgejMaa0auo5 9KuYtgva2Q0bHof/1v4VtLdK2ECtpdTndlutjqWXfHjz1BtYearesjviKVk42MNS /ZYvTqKwh1PnuxN08bfW75NyJ6dx0nTvp6MF7r7cQBTj5E/5zNgmRWT6wAQuB3Of a8PDrQpz3DsC768ESOvVWR2vimyyJAUbwImI4tl7KOQt9pyBmulT9Kle+3CoCSuS yiGOVdlb7li2TY+Fs7kn4Nl3HqCcfs2FUCuz42jL0r/9h4yOYUIVphOSGCs= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAozpob++4/vudrQBczmlN wP0vE/uqy6ZJsq+jbwQf8Lgp0Dui498ORutLmzWi6VZ7U/1p1n7JF9EILytBvR8s iK62HW8KyRrOHAmGY/gLvo0qlWJZOzWQDY0eovog8KiOP90nytXiUH3N38G3vjOZ KLVFTyvd3qcoUy9c91MHMnxfPLsHSasAKZ19IZ6LCnmy6Hjy6o4MxRBozTDzQD43 aJ1g7TMq4Re/+YV0PrRyAQ96KOaTCcPNHgzA88sUI72m4ty1uRK/P1nPiZRzuS+S 74og+EJqmrEvw1jATmQzRLPPh8tUfgLTgQUg260PvN4tSbCh5xSfnxB5k6K7DK/P RymEgarNMhizahmn0JBHzTJQHjWKDqbAH5dBCr+QmK1uSc5tdt5MqESqeiOdGH6E v2bXQLhotBKB4RzF4wHShsKAvdKfhwfsiErFBfq9dvMLQSuc79URQ1S6RVu4xQCu 63IQMAUq0yQAmFp3a3pEo6RPjz6XVF5xu1+W/cZKo8Crkwc3A9Ru/xegobdWyS32 RrCNfvg64uuaP+uAHbujvbd3N8zqqOsBg1QmFxJY2WQSy6eNm3OhAC3bTWmLe7sN iuawp0UO0u0/d7J/MX+Vyj0Lhtut17t1B62f9sduQa/eKYms4bgp33RpKMm1nJuj kpcf9bPYnaqrdE6e0i3mEhsCAwEAAQ== -----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 330330077902741307048633079410583164921781 . . . . . . . . [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 2019-07-15 05:27:55 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-13 05:27:55 +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 665912778710084105083262696861623317920160178068912820324376746579496848679307364481263202590263180378599148875887612503260455541405492312035025445112762952571985132532045404432408943936925618354009546344286554372456015376716220774116590424409405164005270418643876074046933547126482409240840261801223394617357243617544372141797237543257095130950032318377883591544769193066111927330629010765573413592779324824216023935273687893043689374117906308703342674592619398398249022891255911478655705763744544790174029514960505001522310604670742048469356715755092841987819768310650981916327615983807433801639742682799644843213278353732632372467807155621230267513922843305448420943837566168208974901096852588740941479574323732857026463496990725744301076268074517859492048365680568857313872167928622640174407716578875830184606827148019760483363812781085972856953172042919416134937751440906549278658716117735671847400755851957243196286451718980727198098406032487061177844644997706674286308104742773774395408162974162547346876113898428895191524876133826388977286700175565778571269788042373268161316987369112496087597097590288082497371917779669779437948753613984626624441646324602324297439327244816403439596207691544697167239079600327107343171326491 . . . . . . . . . . . . . . . . . . . . [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) 6c75ffacf511458a19dd9ac399a4518b20c91a07 . . . . . . . . . . . . . . . . [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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016bf450f8eb0000040300473045022100993276c4ab73c5a937f24f4b36d1730746b84e327f3a27850ec4be14a54d01730220355be405544b11cd614c2642bbd4de7d884a5c1730773550dd8c5b8621c605f7007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016bf450fad0000004030046304402203f21f55cb1221ad3435b1e9badba54b9f1f51bf2263df4062ead7faf24b89f07022028eb2a49f8c5f8f8cd3ebf1e9469d16012685eef9b1129b27bf8aef8cc9bd713 . . . . [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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