topstep.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:f8:02:c6:59:b8:78:60:87:f1:4b:d7:7f:f7:6c:c3:4d:6f 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:f8:02:c6:59:b8:78:60:87:f1:4b:d7:7f:f7:6c:c3:4d:6f
Serial Number (int): 432842859073952976780679913053307709640047
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 8d:75:38:24:ab:88:ad:3d:06:85:f2:e5:61:eb:ad:74:db:aa:ab:12
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): de:2e:06:17:de:e9:22:db:21:71:d5:8f:79:45:29:66:43:2d:98:52
Fingerprint (sha256): f8:31:66:70:9c:0e:41:01:6b:23:f7:82:56:ff:02:f4:28:18:56:cc:12:7d:a0:11:d8:33:71:e5:bd:47:e0:ac

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 432842859073952976780679913053307709640047
 . . . . . . . . [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 2018-12-28 21:02:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-28 21:02:52 +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 751962109245491564297082184509846140625712337888556659896256445180895054751809470663450259509484127722040139425912681757635645539841299430733615618612850503353692204010283918076131571952946015371036228321531719784134584343804780663419412625672056764517719999456049521163827006686861546464907227085831593097062699798692617829200274772275022820195009942529106617032736914396217139411953333305360747264326306719901479772630606904957609875320116094698571655676618158490260690499625473379454202190272199113222982701010874736823665133212476980795340100860258753282635398764204013167985576810131689425930595861688546703504362188648203669604665289572585688972103801592054804465190388204843991768630176434301347872639240379143235112133297282743882057384760114301764898145119865252132156376198554445006131581218972056133949962342788816243658499103217532880800304848810875329790800879281222934121515025566095914507986106225435994724280146548699815934393539708769808287361717885132393377041554153786703750093613502822179779404147974649843518511739463813855667668928762256526794100831462244472895254975011487471692204627664577951020248759217340886490990241770277902546438659943294639081330707221290084468180222797303603701059617226195656426287313
 . . . . . . . . . . . . . . . . . . . . [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)
							8d753824ab88ad3d0685f2e561ebad74dbaaab12
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000167f6d76cba0000040300483046022100c8bc986547c35745e50334177d8b99353395e731a74f20314276c5375c58ade1022100d38874c490500da592219454bcff61d93a60b7c87ce43f7e6ab0505563ed7fcc00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000167f6d76cb00000040300473045022100971cbac2f1364f101dd33a4435fde9ee0bab308e14ef161c95a6c9ae57141278022023245950f92664f4475a70895e16c319da7208771445d5cec10c1a49e6619eeb
 . . . . [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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