scienceflex.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:32:e6:9b:aa:63:fe:39:a1:30:3e:fa:02:7e:db:1b:83:e6 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=scienceflex.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:32:e6:9b:aa:63:fe:39:a1:30:3e:fa:02:7e:db:1b:83:e6
Serial Number (int): 278657506842303166234244193303963859911654
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c5:75:51:ed:30:26:99:1b:f1:63:ab:a8:c5:7a:61:3b:74:79:19:9d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8f:54:c8:9c:60:26:c2:68:d0:da:fb:cf:d5:c4:23:e1:6a:eb:0c:5e
Fingerprint (sha256): d9:3c:c4:1d:f1:32:12:77:df:a3:ec:b5:3a:75:94:da:99:48:fc:9d:42:6d:7f:48:17:06:47:3d:e1:82:55:ec

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 scienceflex.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for scienceflex.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

scienceflex.com

Other certificates including the domain name scienceflex.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for scienceflex.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 278657506842303166234244193303963859911654
 . . . . . . . . [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 2020-02-26 19:10:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-26 19:10:43 +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 'scienceflex.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 747148096251094586927033065450215775117226794925370493576602480211279043773779860653918102434475394154155537521365261640129740431414783831824907803254838411303920998573879739054365912016822774182871476612984934512854016608478352966790529737948097127521736790004825811311111675278522512367921074304877596058771864546453280690305743707272361847077258611767358218322263577433180532154367269025096572357085455604922270590544600329840921382726318292394219271679241798638881448481576374439182384513662756896807319390254895760924731302195868059168022703432708204067637977923831963221666507377366052930163956150839893182960406532299839241010311970137589994031272578285791664688707809767053584451330246955491256156344314713232651575038008803571415003444705041133221200023405627301757918868913231020339680406853100189775948023275848830443862464327391722724336749969359632621086001111978973802751607726844689709854321892647977331292583740967115567067625923175696730340233992263486035218793017281177187049510201568760398905013363370398381061474699207680572297026379186091852680885127719149052160930784365524658099179821086701733550743053462899225948620635797693206199105841816910008211783333000351123576677028816913881616887950379515855606927919
 . . . . . . . . . . . . . . . . . . . . [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)
							c57551ed3026991bf163aba8c57a613b7479199d
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'scienceflex.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)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170831f7c1100000403004730450220425dae7d2175e820af76fda23c2767a48e8933513342a9ab25268459618a7717022100cd8d4e18502dc982a4eb99c1e2a75792719363e90b10b9c7bed3440db5690cfe007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170831f7bf800000403004730450221009585ea7c153b44a5fdb81664112042028a848b438c5fe2131c9070af8e9d0eb6022051c13074439903932e06a86dee68b254a0e8f581ca7859c7987324fb4568673e
 . . . . [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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