www.securetronic.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:89:a8:c7:2d:41:74:91:fd:12:a7:83:94:47:d3:7d:6a:bb 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.securetronic.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:89:a8:c7:2d:41:74:91:fd:12:a7:83:94:47:d3:7d:6a:bb
Serial Number (int): 308179886551710363209938240264865421552315
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b0:30:8d:35:04:c2:f9:6c:e9:ed:45:0f:22:4f:aa:62:91:64:85:c8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 7c:b9:10:d0:94:07:70:12:30:b8:e5:cf:1d:38:f8:8b:68:09:5b:e0
Fingerprint (sha256): 3e:96:cf:82:72:3b:b1:c0:55:7d:ce:98:91:4e:99:0e:5c:7c:8f:f5:46:c7:e7:c3:d3:d7:dd:10:6b:14:fa:94

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.securetronic.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.securetronic.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.securetronic.com

Other certificates including the domain name securetronic.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.securetronic.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 308179886551710363209938240264865421552315
 . . . . . . . . [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 2020-02-17 14:04:09 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-17 14:04:09 +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.securetronic.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 1005791857850769355411016169188162148470426005046807410240925298638931281903307336961285014826740155564194477353009555625689532652473248683262069953407330829803077587274340964562263569965057166363949246186831707764349572995548191620863101203527503879865605912493754509274569759356725280444047103412811190059352961106453854120653308463295314985232541511127062992494251513548311531470261420310771113847292514466887883799620102893272311105745327821011116541381296473002623886681595159000168234405367219913662188083799252139116364187883980953024765392898219233603860779450723990855635639273417655958870683412712483048179174509550780772171763266712345291430620570009438018938318665134344709908283342091954128279142563396751418917633605157262096018445613723858791983187652668559705630246901207485812890070829226170074470918470701550246267845685498206186846764366889487232058159004973636875098267048806853688361540398595197849301076357781221156319762558329634772615083715881836708940057014379056094974496197447768438145006764933365850219274265152931313451631470270575364023187310731035191357324464799627866008160996842626459325452202428827599091685490316219939927909719019644669541188300466187038889589836051883934293955346040768833650218511
 . . . . . . . . . . . . . . . . . . . . [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)
							b0308d3504c2f96ce9ed450f224faa62916485c8
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.securetronic.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)
							00f1007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017053ad94990000040300473045022100e8b1909fbd063c79ad7bfea3f76a48cc019ba2795b0df68784a3e5eb024bb0280220234c5718788b28a06180818d88ee6fb8d0c930df83b41001179a94df66b29b0d0077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000017053ad956d0000040300483046022100cf56089576d52d0628f854eb390ab69260454467d083938cb17f94b523ab506d022100924f08301ddff6f8bb88d7bfc3e94813d6cdac212243694e2638340b37bfe2a5
 . . . . [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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