topstep.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:83:84:1e:0f:5f:0e:dc:98:b3:fb:13:fd:9e:6f:ee:4e:d9 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): 03:83:84:1e:0f:5f:0e:dc:98:b3:fb:13:fd:9e:6f:ee:4e:d9
Serial Number (int): 306089462038040462562193677676347615235801
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a3:bd:fa:5e:15:96:45:56:35:bb:fa:86:dd:dd:ef:fe:33:d0:4d:85
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fa:d1:09:7a:16:ba:5e:d4:3b:62:1c:66:ac:d2:87:78:52:08:c7:7f
Fingerprint (sha256): 7f:3d:d4:b1:86:cd:4b:6e:32:44:f9:d1:68:7a:db:90:16:4b:b3:2a:be:3a:38:15:fc:f6:99:d1:40:b3:0b:c3

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

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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 306089462038040462562193677676347615235801
 . . . . . . . . [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 2019-04-29 17:04:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-28 17:04:44 +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 834287555810229963841071565908303494945720202463332680423683674335949353156747515674760029524674939195753070447398513177623387349259381211482992904481928814164536194845887983298920777844851441919778155185187364139849647554855082866359099047154204499463874723223848137010370850765436161284464825562959263755448188891938124725127246609884631052625928877448739396031590721484589421998857100768869477630960430105283752973399409680886142944682171902210793263250835943823362001987713968354334244309490942237851838479537400065293337769831085839356933587336227511292132948751612892227035072370891667558814354034470405751334760877121430197360704243326092061132326070929902920521021743021404168862109431283710956441365588057344689920877782086521678707229888903592140701781834618880245926152411214669221395520090121139687959461426907924729713815324038585902604979629761283157082397747274886789813986652167227597018816152542248535601498184449713444090434254309258884564493236598105853475357794591035664807830096594287799290350481134779861738154635079983625270817142626597560486510312219307795759559391943979431872726584608556764273483829835637828605190763828679546152149150607793243236838714810653412844931136826113468734847185250634715693410163
 . . . . . . . . . . . . . . . . . . . . [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)
							a3bdfa5e1596455635bbfa86ddddeffe33d04d85
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016a6a453f400000040300483046022100cfaae854f9b1c0f7b5349792a9541f8b16519c19f935f16342a0787785fdf0f2022100d61deb84ce41d41cba5c6d990e627538eb2d0253d68d7999e57fe073fefb23b600750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016a6a453f3d000004030046304402202c3d7e0d3e9b702c5e2e822f875c62db62e9db6465831eed6ea7aa71b1d611de022071b47257cdcc608a61d10465d9db49260752d9a7dc1883c46183af323d56a1a1
 . . . . [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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