symboloedu.gr

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:77:18:8f:d4:1b:54:1c:5c:5c:51:5a:f2:2b:9f:3c:9b:7f was issued on by Let's Encrypt.

With 10 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=symboloedu.gr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:77:18:8f:d4:1b:54:1c:5c:5c:51:5a:f2:2b:9f:3c:9b:7f
Serial Number (int): 301863107731258052942261736352555726576511
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a0:d2:ce:31:81:7e:4c:ff:43:b5:c4:d8:63:ec:3c:7e:94:34:2c:d9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c0:52:98:24:13:49:42:a6:1a:f7:3f:eb:a3:f5:d8:e6:69:d3:66:b0
Fingerprint (sha256): 22:1c:e2:96:1e:1e:ff:8b:35:b7:66:c9:b7:12:31:66:d3:a0:10:24:81:12:37:3b:a3:1b:f8:9e:7d:49:e0:a3

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 symboloedu.gr

10

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for symboloedu.gr

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

artmarque.gr
autodiscover.symboloedu.gr
cpanel.symboloedu.gr
mail.artmarque.gr
mail.symboloedu.gr
symboloedu.gr
webdisk.symboloedu.gr
webmail.symboloedu.gr
www.artmarque.gr
www.symboloedu.gr

Other certificates including the domain name symboloedu.gr

(limited to 100 certificates)

Certificate

The complete raw certificate details for symboloedu.gr in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6qMNIw6ttuG2XifR9cUW
TwcxNUCmxly5F5WkhRdO64g4jO3W8rB13/CIMGw/I6sGCl2Fyjb2vd17jORH8nsB
Rm69n3Fb0dfHDy1fKHCW/FpyScurcAhQoB99rwXsRENBJCPD5k9itEX1Jm3RcWT1
5SPLFqNCgGiaq6VqdrhNW1DRanKzwFwqRT3cQU+g5qsNpU1+d5M30/Fy2/1fRa9N
oTR81OlhFhzj6oJFZZZw47RQC1QA47B9TYTPJ98JHgHi/UwG7miIR7A8nXiP997T
VObkpqi/PF9O2AWZY2mtFWh6lY0sp+tl61VYfKvnuKE5RwjA7/rCUCxc1MSdWFps
pwIDAQAB
-----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 301863107731258052942261736352555726576511
 . . . . . . . . [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 2019-10-28 21:57:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-26 21:57:24 +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 'symboloedu.gr'
 . . . . . . . . [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 29620166962750558431244737387154765011740185927523346390759138325641717752126247227331195262734590086858608256408874928195518601756338111637730169269855205456502429076026224224743772735545479984944586267392656424220513261740199225344405389271585957883197655623553004473796870594987285595638264198679956194036348779993942771794832980626198694022530408005057043404814585537957850912690323942906881584823159760786232078556273799837365250746426611182100028989673023356858608809149950252594072836062512841410956638209982255445040551899163863552233055494719691848551578802971053381216760690471390286637058563207081999625383
 . . . . . . . . . . . . . . . . . . . . [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)
							a0d2ce31817e4cff43b5c4d863ec3c7e94342cd9
 . . . . . . . . . . . . . . . . [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 (204 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'artmarque.gr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.symboloedu.gr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.symboloedu.gr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.artmarque.gr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.symboloedu.gr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'symboloedu.gr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webdisk.symboloedu.gr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.symboloedu.gr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.artmarque.gr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.symboloedu.gr'
 . . . . . . . . . . . . . . . . [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)
							00f1007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e1496990a00000403004730450221009dc56617f84f1158d99bfbfd0065265f6c41ec238a739d313790d990152f6e1c022075afad986ace32c2859768f8a132608b5cec00d27075b89f2707216b8f001e210077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016e1496993d00000403004830460221009b752f90157c0d03e0add3f383045a644adaf3df033b192471958cf10ab269d9022100bea96771e0b2fe44a8736ec4971326125c877e0edd70b069fd9c672a633e8e8b
 . . . . [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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