atomi.studyo.fi
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:89:66:c6:49:fe:4a:48:1a:c3:81:ef:2f:c3:de:48:11:e5 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): 03:89:66:c6:49:fe:4a:48:1a:c3:81:ef:2f:c3:de:48:11:e5Serial Number (int): 308092152894560204154229537973120491065829
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 9b:36:c9:ce:d7:bd:0c:33:9d:18:f6:55:32:2e:d4:4d:cd:57:5a:49
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 42:b0:fc:c3:94:fb:8e:0f:c6:6e:e1:32:80:40:04:51:be:3d:6f:ee
Fingerprint (sha256): ef:e6:16:2e:31:99:53:20:fb:b3:c5:66:55:7d:7a:97:42:03:59:80:99:af:d6:f2:e4:82:20:ab:1d:85:fa:2d
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck 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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masanageliyo.com
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www.barkoczybalazs.hu
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strnmd.com
www.kusdiana.com
www.viscalc.app
studyo.fi
auth.atomi.studyo.fi
app.drinkko.com
studyo.fi
atomi.studyo.fi
jamk-prd.atomi-education.prd.studyo.fi
macherie.nou-nou.co.za
studyo.fi
egift-app.ru
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ekami-prd.atomi-education.prd.studyo.fi
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apollo.thakaa.sa
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tredu-prd.atomi-education.prd.studyo.fi
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myt.care
thestartupreneur.co
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Certificate
The complete raw certificate details for atomi.studyo.fi in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFVjCCBD6gAwIBAgISA4lmxkn+Skgaw4HvL8PeSBHlMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAzMjYxMzA2MDBaFw0x OTA2MjQxMzA2MDBaMBoxGDAWBgNVBAMTD2F0b21pLnN0dWR5by5maTCCASIwDQYJ KoZIhvcNAQEBBQADggEPADCCAQoCggEBAPvtK6IIS0ZBVI7A6qRBjAzCk385QySz 5jYcXfaMGhQR04ac2tc+YMhb0onrOypnthR5vKg3fgUoz4AHW9AnNSe22p355rzn TJDoNWPGEltHWpRMIcVbu+ooo9xSu3X105D9d6EJ+NyOQlet3MoITRQd7B4c5+0r 7E2xXEPpQFijibFbWHNfvJIgRcdpYxAu+hYW28V72Wl1CVrDkoLi1tXMVyxO3vIm WdQlSroJWZC3/R1pBwqTLl39TPkhXI1SR0V2fRuk4pKa4kyZa3ylndHziL3eLnoQ wC9E/0/2yEmeZwxcDEffda+Bzow+utYGzdGhz0mgRjbbtN1FJ2vvSR0CAwEAAaOC AmQwggJgMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYB BQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUmzbJzte9DDOdGPZVMi7UTc1X WkkwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEE YzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQu b3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQu b3JnLzAaBgNVHREEEzARgg9hdG9taS5zdHVkeW8uZmkwTAYDVR0gBEUwQzAIBgZn gQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5s ZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdwB0ftqDMa0z EJEhnM4lT0Jwwr/9XkIgCMY3NXnmEHvMVgAAAWm6UnXdAAAEAwBIMEYCIQDXaUCl qR1preMplGrZjHp2TrVVyfjSp/gps09HvrbDkQIhAK+OVJh02bMUkbdisZT+prT7 qSTOgBlwkQEVTyiEErn9AHUAKTxRllTIOWW6qlD8WAfUt2+/WHopctykwwz05UVH 9HgAAAFpulJ2ZwAABAMARjBEAiB0GdFVbHvUdhbSet1QQtD336TJAexTO9s8tlVk 8r4efwIgXx7a1v0Yu5ZV7ItyXQqf0kpuOYOWkQyj4q59OO39vC0wDQYJKoZIhvcN AQELBQADggEBAC4UKEdC8TnbCCgFBWyVvhvcIiCcMCJ5tHJ/g9Hn82eJi3if6p04 VyA9Kgrg9zyWAB8w35eHlX/s3zr5xcNVJqeb19soNWxdjYwy9vg+NTRdgZKXp7Ja FYMejj+Pi33vUl4BiLgtohTSu8K0PzTrJctY3OwH1/LDx4yjGsox+hZqZuT34o9a KW90fvm7Wxy4WEMBoDfkeZyOjJTsYhS9Sz6qu2YaDGbO/GDAVd6cRLZDR4lnuoTU 2aOYYsUp7CLNkwTkZT40NA+yrn3PIJ5Enj+4VgUKqckdIhDw0dmr4DiCcCWXjTG3 aoiw4IHu4G+HGHD+3VsL54YRG07qWtuFE1Y= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA++0roghLRkFUjsDqpEGM DMKTfzlDJLPmNhxd9owaFBHThpza1z5gyFvSies7Kme2FHm8qDd+BSjPgAdb0Cc1 J7banfnmvOdMkOg1Y8YSW0dalEwhxVu76iij3FK7dfXTkP13oQn43I5CV63cyghN FB3sHhzn7SvsTbFcQ+lAWKOJsVtYc1+8kiBFx2ljEC76FhbbxXvZaXUJWsOSguLW 1cxXLE7e8iZZ1CVKuglZkLf9HWkHCpMuXf1M+SFcjVJHRXZ9G6TikpriTJlrfKWd 0fOIvd4uehDAL0T/T/bISZ5nDFwMR991r4HOjD661gbN0aHPSaBGNtu03UUna+9J HQIDAQAB -----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 308092152894560204154229537973120491065829 . . . . . . . . [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 2019-03-26 13:06:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-24 13:06:00 +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 31802767649922608019817060063903839321653171787121205965325888151716229237369735421409863892944232075520496199212169883429070111614622995327901737965492126186815897991541565454028164016635000992598983206615791201118725659991761015292697426638189042788601194810932533679207043486411830530713055272158484881521896755882406864031476329295427860306085704244689055281695702341212603691347365347884363783663296026975919416495236506102833700653295196743412965601187308589614717849042519146435336054962199740765958341886383204920185513674895596940322107280144760624215498000998095620045097029880537581423432644733874761320733 . . . . . . . . . . . . . . . . . . . . [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) 9b36c9ced7bd0c339d18f655322ed44dcd575a49 . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000169ba5275dd0000040300483046022100d76940a5a91d69ade329946ad98c7a764eb555c9f8d2a7f829b34f47beb6c391022100af8e549874d9b31491b762b194fea6b4fba924ce8019709101154f288412b9fd007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000169ba527667000004030046304402207419d1556c7bd47616d27add5042d0f7dfa4c901ec533bdb3cb65564f2be1e7f02205f1edad6fd18bb9655ec8b725d0a9fd24a6e398396910ca3e2ae7d38edfdbc2d . . . . [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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