www.demetra.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f0:fb:23:e6:04:45:74:0c:45:a0:ef:16:77:86:93:90:55 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.demetra.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f0:fb:23:e6:04:45:74:0c:45:a0:ef:16:77:86:93:90:55
Serial Number (int): 343338448478930650023114281043482312413269
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f9:8f:96:0b:09:dd:c8:4f:7b:ee:bc:5d:32:4b:2e:3d:3e:dd:fc:ce
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): e5:29:4e:2e:d7:42:fa:93:b6:e2:71:bb:d3:67:86:d3:e2:a7:db:87
Fingerprint (sha256): 86:a3:eb:b3:5b:1f:7b:d0:71:3b:8e:b9:07:3d:8f:bb:0e:bd:0d:9b:e5:e3:9d:b5:1e:76:cf:f8:79:fd:f3:05

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.demetra.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.demetra.com

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

demetra.com
www.demetra.com

Other certificates including the domain name demetra.com

(limited to 100 certificates)
demetra.com
demetra.com
www.demetra.com
www.demetra.com
mail.demetra.com
mail.demetra.com
mail.demetra.com
mail.demetra.com
www.demetra.com
www.demetra.com
mail.demetra.com
demetra.com
www.demetra.com
www.demetra.com
www.demetra.com
demetra.com
www.demetra.com
mail.demetra.com
demetra.com
demetra.com
demetra.com
mail.demetra.com
mail.demetra.com
demetra.com
demetra.com
mail.demetra.com
www.demetra.com
demetra.com
mail.demetra.com
www.demetra.com
demetra.com
mail.demetra.com
www.demetra.com

Certificate

The complete raw certificate details for www.demetra.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArULByIMLQmEO0Ok0HPYJ
w5klWoTRMsyMvupyqKMqYee3/3Mt4M0qHWZKyZ0HR1aPVSB1znoq+kO3CsBVyl5n
X0Sjg43uqmzps2hweiUXLEb0w9v5cTbkf4n8347DuUb4QB0N5jV7PktyODrm/b5l
G5hbC/7V7vyJpW2+JrgbEeNCKGYws97FJj3xqpyChBcHkSAprhCgWBYKTuN3eAD8
tuaaaYWKnhUGG7UztcBTveoWZTaQMXJLHkn71G5lOsFmWrnRMdPOuVkei29Zrs8X
d9hy/o3QDCpmANw50d2BeFjOBGDFxuU44OSFPvDjHpd3S6fKMCYJdgHxwqZUDYJY
SQIDAQAB
-----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 343338448478930650023114281043482312413269
 . . . . . . . . [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 2019-08-15 15:35:33 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-13 15:35:33 +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.demetra.com'
 . . . . . . . . [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 21872145845884479699082894871416462483735898726790014945327735758936945129304064483114515541577009509635142980895766750463472740231837343818787830925502037323943013011066577963558083515469260268159631378976834248112896695519512144540581486760122897176464752208165687610504873005901332399779488022764641048461434506529036565993662403416946668048382397697441127567054574248688458512636526365330118738363759581349000317504627650678129353238704959806972510646305364534407073363888543879783389789563080974814385713121549058153690691214117413668292932843121875752998590798693147651156239338046399618905121584783068181452873
 . . . . . . . . . . . . . . . . . . . . [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)
							f98f960b09ddc84f7beebc5d324b2e3d3eddfcce
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'demetra.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.demetra.com'
 . . . . . . . . . . . . . . . . [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)
							00f10076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016c96226aee0000040300473045022035019d8b1136d4a64cc106375f57470842e0a434595cb53215302a53e59058c5022100862f953a2bec689a5326e47e894520e85e6dc8fb7d66e74c6ba6017d18ffe59300770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016c96226abc0000040300483046022100cc438d25c39f35f05d04666f984b78d00d098bf28ab0e82fea722b1e4be73afb0221009885fa0322d057f810c148cabf0e3ad13b7559c6f11cf3f033ff393c7f97f70b
 . . . . [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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