www.helsinkioppii.fi

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:19:07:ae:e5:79:5d:11:11:04:66:68:05:3c:de:12:7d:79 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): 03:19:07:ae:e5:79:5d:11:11:04:66:68:05:3c:de:12:7d:79
Serial Number (int): 269854129678215290636045981460829410852217
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 39:28:2f:5d:de:5e:73:87:e7:a7:97:56:9b:25:63:6a:02:da:d8:f8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 9f:e6:b0:9c:92:28:da:88:d8:49:38:52:68:52:15:3a:62:53:8f:ca
Fingerprint (sha256): 85:b8:15:0a:62:6f:fe:28:fc:2b:a6:dd:4a:d4:b2:f3:42:55:83:53:13:a0:44:ff:ca:27:24:a5:f6:83:8c:af

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check 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

Other certificates including the domain name helsinkioppii.fi

(limited to 100 certificates)
www.helsinkioppii.fi
www.helsinkioppii.fi
www.helsinkioppii.fi
www.helsinkioppii.fi
www.helsinkioppii.fi
www.helsinkioppii.fi
www.helsinkioppii.fi
www.helsinkioppii.fi
www.helsinkioppii.fi
www.helsinkioppii.fi
www.helsinkioppii.fi
www.helsinkioppii.fi
www.helsinkioppii.fi
www.helsinkioppii.fi

Certificate

The complete raw certificate details for www.helsinkioppii.fi in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 269854129678215290636045981460829410852217
 . . . . . . . . [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 2018-02-15 07:31:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-05-16 07:31:21 +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 771663817581650561024645305603567612131328872036762940457826013223461918499855040583288356900320407668490588950548942965884938296109237879993219162975786449164436248121199902718055624209281563296441355014770777686919436234603488724900104016741007404974747200062928370904738094344564770101594859680343796475345420177501969734924425742528814329393779509775033263086233769975310580641819039074936025998640044324275019425504102143601086543374051145987690195030776239205985107442029105041049140117358702005041466619639975382933211978334154795811332667363151461454841510784887814181523851983854414008967277575653856979166589057832836233825807054048864011876049638209654191476729531364745573878947911796166044248276235541778657995755208110885040238375403153622541932112271487255030962242665920405269775135272393323496110181966482553220119672418967316814447948656834968811791231083331618359678481956839888940133099641973850047386793566286885228432631387365704486275043585007327459132777479382908348229671739697142727485774071828074779343606777923611603611274436628222900991105718232576722727268272203246706675692440120483261684455083724839820297252729612279369273379911235257217706476338974518033678222786011812251298863221259075153542387587
 . . . . . . . . . . . . . . . . . . . . [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)
							39282f5dde5e7387e7a797569b25636a02dad8f8
 . . . . . . . . . . . . . . . . [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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