topstep.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:e2:a1:c4:dd:42:44:a9:25:e7:fd:0a:f8:17:05:37:d7:33 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=topstep.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:e2:a1:c4:dd:42:44:a9:25:e7:fd:0a:f8:17:05:37:d7:33
Serial Number (int): 425567986536341554212069931920239070009139
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 58:4e:94:25:70:2f:db:e7:1c:26:1a:54:81:c9:90:db:01:e6:d1:3c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b4:6e:90:5f:1e:92:50:17:9f:99:9a:f1:85:07:48:55:0d:85:f8:3c
Fingerprint (sha256): 04:11:95:79:db:ec:0d:75:6d:4f:b6:79:6a:ef:65:ee:1d:23:85:f3:51:5f:a4:90:3c:ad:d9:d6:bc:f4:96:2b

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 topstep.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for topstep.co

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

topstep.co

Other certificates including the domain name topstep.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for topstep.co 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 425567986536341554212069931920239070009139
 . . . . . . . . [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 2019-02-27 19:02:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-28 19:02:34 +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 'topstep.co'
 . . . . . . . . [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 709500997692312348738079313656987454939912214124214407964387235404443424696236564149235071548807184169218509947654821993724296806939291112554709361787724627517949494799637123189914482548441142646935820193134056586502257860962482675936365323877220215649191667287611908340117717005808651287297547243404081950519320430688510817539288788886422349197756334497570736429537685254789270694759413879057993146105504021895364629305341235704466121785933986729866583322971896411446778623539770618286415469237298879708983375576354993884945680262125764421342874822927426709103841521246020215746864879379919264915364776818739734603028928490253443012792870399250579319543905521259789968810609772679904086705763761999643640478638319269917480567678304129232670249848068950192163788517898523870791323164565898897773778910367167075930375108748662339038045451150597700275762312073553647785017830470314394182119641469431687727604905740297470904092332954434024518807331190284311899977006421469728454676713894719687750474272616288153245637793613674358512204002108089556183924085360984582175625410869651308022828120998516310107148662994353025977638464276243571543216825522351442926473261562017013213581468389845392947780027158910513493885563082663394309785661
 . . . . . . . . . . . . . . . . . . . . [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)
							584e9425702fdbe71c261a5481c990db01e6d13c
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'topstep.co'
 . . . . . . . . . . . . . . . . [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)
							00ef007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000169308d36af0000040300463044022054d9a5388112eb85aff1e19302cd89f3577443ff7e04d49348af0d63dc822c3f0220608f2427c360bc5d7b577d045334d7e1a33c14bd33fc0df4f6a76e2471ee752f007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000169308d34ba0000040300473045022100edc852b691831d306e2bcebd9b7f11522ba3fe32cb602443846d170da38781b602207b9329b3645b2bdb27c7e704c0c6218ff204e9ff35f8e74f7e13b7e2602fca0b
 . . . . [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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