www.sx4.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d1:4b:02:83:59:50:28:fe:36:13:6f:ac:3a:6c:05:17:d2 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.sx4.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d1:4b:02:83:59:50:28:fe:36:13:6f:ac:3a:6c:05:17:d2
Serial Number (int): 332555577630106237464275489181177783588818
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 19:a4:a6:a3:57:b3:58:22:cb:34:e8:db:f5:3d:94:50:87:1f:f1:05
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 81:0a:aa:6c:b8:2f:e4:d1:05:f5:16:70:f9:6b:d9:4d:c0:44:ec:7b
Fingerprint (sha256): f5:cd:45:88:72:c8:ff:c2:71:7f:ea:74:36:bb:64:ec:55:1e:6e:5b:1c:3e:85:26:0d:34:b4:f2:96:70:df:87

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.sx4.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.sx4.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.sx4.com

Other certificates including the domain name sx4.com

(limited to 100 certificates)
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devitemple.org
slot33.ca
sx4.com
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www.sx4.com
sx4.com
www.sx4.com
www.ab2c.com
sx4.com
dkgf.org
www.sx4.com
sx4.com
www.continuidad.com
sx4.com
www.sx4.com
sx4.com

Certificate

The complete raw certificate details for www.sx4.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 332555577630106237464275489181177783588818
 . . . . . . . . [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 2020-02-04 08:32:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-04 08:32:11 +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.sx4.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 693454949266541120649781800069565539611639473697284550509144795161386063453980976377173036005550866299111643909690684517773712245662326838275750925684409558680461051713597752681844280352359553227081979991308835159784279139091406524420849203616319074711501639634315575070097378539473028239077519464969178506713490304190210273465380365800208959889633007862554015266509652902137020204317474531748170701235373745851680805762255074936379564824764770217625409195072846604372923115545345761302254491321495997081293218626472244732162238788285651838213674034385543231079221514983387236156032243645590568874744155533702871048177132878244119249849499859146129003482370396259561924323299503589307407518649046947954719999337943411379418392936449830095915886200907413224562597873164618860105402367020083912357904399120862710399478813462493442844137063881649610654677566170155679265152003467767356769605873499877434373292871642327587994360828500253563638611821945195668169133981505734711452705651905044967512498369111414037043256923018578972310478136710982650715198127954921732113263867387893249644601164630917394816415326400039314373293104093363074672599026156944395600163046427476857215643338442339530879949620865074291725454891248046766644203517
 . . . . . . . . . . . . . . . . . . . . [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)
							19a4a6a357b35822cb34e8dbf53d9450871ff105
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sx4.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001700f8afb960000040300473045022100b689e24a9ea65361456a974eabd71de8cdf080f50a84351abefe6740ea40f99a022064c393b2d1b3eb6e73f3cc23e978a473326b7de9ddd703c43cb099589564f7340076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001700f8afc60000004030047304502204a7c0ee603cfd80adb23606ca70dd28e4fe311fb5d76279a6dad6d7591aab3a0022100a621890baa353e9eebbd3ba6329931c176467ee049e470604f0f49e050bb2e1e
 . . . . [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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