atomi.studyo.fi

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:23:e9:ba:86:aa:95:34:e8:b6:20:7b:f9:c9:8c:3f:b9:b9 was issued on by Let's Encrypt.

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=atomi.studyo.fi

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:23:e9:ba:86:aa:95:34:e8:b6:20:7b:f9:c9:8c:3f:b9:b9
Serial Number (int): 273557419259105010783718750247111863810489
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 17:1c:d6:5a:e6:40:7b:92:05:51:82:55:a0:8e:2f:c1:84:8a:db:22
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 12:52:1f:3f:e4:56:a8:62:ea:44:30:63:c6:38:59:a4:b7:ea:8f:37
Fingerprint (sha256): 4d:84:33:a4:a1:3b:22:a7:aa:04:9a:b0:89:38:c6:a4:ab:24:72:11:14:14:af:f5:ad:8c:1c:62:cd:27:0e:fc

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 atomi.studyo.fi

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for atomi.studyo.fi

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

atomi.studyo.fi

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Certificate

The complete raw certificate details for atomi.studyo.fi in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtflAc6HkpdPohvzTUwwE
MG3g0d/OBFQvAG2cYcD8qY1kR+HYp/oW8OW8YiJE8WqeJYl+x+RqHc5ygulOAzUT
gAbORapxywPAtKn4nOXbc1atHrVz/l/L3xhomiSdo6LWNMlczST86Tq9hcOPknBT
+RHFsWVcMmAOlmLw9FQQO8Z6PLKt3gbTAgrS32TAmWaEdTJtkXd3yHRYq3ZHymd+
REmQXkWQnZjGxq3Lg8UoYPSwinM5xE1Micj//MTbn/EzfsPf39Mvxar+E/d28Xes
+lDmr3xrWcSuu/21NAIRiKEiO+Y83xz9KCjNEF1GH8U4eKjpkw7ZW3zyXGHj6R8r
BwIDAQAB
-----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 273557419259105010783718750247111863810489
 . . . . . . . . [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 2019-09-02 13:13:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-01 13:13:17 +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 'atomi.studyo.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 22972043824829106552548190553829839052380724322551395787610870938648785157508067109957529679255023279214481793405548099718154259506124001048296047106470100917434003111612953263321621155207334311866162063360483216662673190563123986863056671943757646668943531700171128002692839827182026910338539959925484756357656868715531550882795349330499534714459825045227972401072936900801640457334110914051897904465478441257397821691192689030033896379521819010041492941759627783830818933658654810794152262508860031557404461925453710029939665798664691120491993592972504753287222924156103302487605162759982436756764803957297401244423
 . . . . . . . . . . . . . . . . . . . . [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)
							171cd65ae6407b9205518255a08e2fc1848adb22
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'atomi.studyo.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016cf252a3c9000004030047304502202922c717c746c811e104a1cff62f3152b387fc5b61c9dafd79c86bcdcc258f81022100bf211b2e98b10609a8d3e8e0d9812ffa4db2648dab148871e5c98726cd759b53007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016cf252a3e700000403004830460221008b0158c17413632bb6aa984bd585f458a2ca32e76fbfbca2d711dfa77793e5dc0221008da218215cdd9dc6a47dd4c5b17a4ca4aef667f111b2b23fc54f6c3a838ad14b
 . . . . [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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