www.syja.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:21:21:87:96:6c:85:33:41:8b:fd:78:5f:db:70:36:a7:ca 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=www.syja.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:21:21:87:96:6c:85:33:41:8b:fd:78:5f:db:70:36:a7:ca
Serial Number (int): 272610744438567819230049072361716231612362
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9b:73:fa:98:59:15:74:d5:5c:b3:7e:5d:33:3c:8a:c9:d0:d2:4e:c5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fe:16:f0:94:aa:12:1a:b8:bc:3d:38:d3:39:e7:b6:71:46:4c:af:af
Fingerprint (sha256): af:25:00:36:3b:2b:3b:cc:2a:4b:d4:29:61:01:c0:0b:06:c2:3d:bf:0f:09:a4:c8:a3:0b:57:7f:41:79:72:9a

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.syja.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.syja.com

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.syja.com

Other certificates including the domain name syja.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.syja.com 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 272610744438567819230049072361716231612362
 . . . . . . . . [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 2020-02-23 14:09:54 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-23 14:09:54 +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.syja.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 801251734118261420824551118190251343938143121606957874245044555969721934831882034248416572508000058415679708904889305971345549297585614924085628284111334046543592226847934035758494728274798261041533881399590032433940588964753921733249572148207140036507121384879594676738588411468693383260052312045176062310682278640152134974309309044476988872178467622117659823785417956919795619155466885030798863206552150221555558855593953974806834064957050370769457868281598498890947500766371276672270408746584321333391282903819657322856193642338774412647264487602410474879591798725777713491440548902133181088397508798930815600569815559236121882044384933148755214156094200240799048846085956729493187349278308646560467472011327840191835859668229446847204087481599522268057374418258300081754490616698884088717916609950372746541850107105915808061562615702641985049142501568813351836880066939795626238708922245375266522942208038679186278973650945794340609765636187674726493729738631006448122901976888517271421809086406756146268419871650599710464668121307508153515151257326672451031944073769893615250478938047610843147290878337289781484200637552359594042678554722754878401263260395090225083136747821987478694911762165612735348441992795392018573670925211
 . . . . . . . . . . . . . . . . . . . . [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)
							9b73fa98591574d55cb37e5d333c8ac9d0d24ec5
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.syja.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001707298fe7f0000040300473045022100ade3b774f1cdd68217df727d7d3be2935bcc45029c3d9350119df963be262835022012f8aecf25d4974373905f65798606c70c7c53ea0ed667a6650392cf4e56d72d00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001707298feca0000040300463044022021f0978b2e725f90303895d9dd3c087e83fe9f81217f31d5461724906e21386b02207f748d75f08505f5022a40898d91f358afb3201db1ae69c906c0a045dbe12350
 . . . . [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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