narrowstep.com

Issued by R3

About this certificate

This digital certificate with serial number 03:03:dc:26:7b:1b:d1:c7:32:c0:a2:22:55:0f:ab:f7:ef:ef was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=narrowstep.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:03:dc:26:7b:1b:d1:c7:32:c0:a2:22:55:0f:ab:f7:ef:ef
Serial Number (int): 262650334859337325965753689732665962917871
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8c:02:58:f6:af:df:03:47:9c:94:a9:54:94:9c:09:e8:32:cb:8d:3c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d3:be:9f:44:50:41:df:ac:0c:76:bd:6c:3d:55:68:4e:c2:e8:32:15
Fingerprint (sha256): fc:75:4f:59:d2:43:0e:f9:d5:5d:c3:75:7b:d1:68:d2:28:d1:07:7d:14:75:ac:bc:39:48:7c:f4:24:a1:2c:10

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate narrowstep.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for narrowstep.com

Public Key Algorithm

RSA

Key Size

2048

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

narrowstep.com
www.narrowstep.com

Other certificates including the domain name narrowstep.com

(limited to 100 certificates)
narrowstep.com
grivercruises.com
narrowstep.com
narrowstep.com
narrowstep.com
www.narrowstep.com
www.fintechdragons.com
sni.cloudflaressl.com
narrowstep.com
narrowstep.com
narrowstep.com

Certificate

The complete raw certificate details for narrowstep.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3g9qb+aGLcUDNiDusYGq
urwMvsCbg/YXGDNqdnaIvyQq691T6RrVbUMsbC+bBMvgqu1trMe83qdYg7UZDp03
VMP9pGGwgsQuGuG9SOzI8yffrDUC2E/RhzY1A382XClr5FcHRW5V+6XSTIFrzSN/
HM5W46Rcyb4ftLsc95Yi0Rv59pNGXf6FMpEMnF+CquzqaOw9+jKZliRG4LLw3Hlt
frPLqHt3HLvedopwGOJ+/6a9x60KUdpZkN27VV0j6F8CRRRnueO7eJwBvs9X+WMQ
AzRPSPlw+xcFKfU2665r4Q0kVbGbD9tu6Ja0usSqnjGUjgkkyUCwOjbh2J97VGB8
gwIDAQAB
-----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 262650334859337325965753689732665962917871
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-06 12:03:05 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-05 12:03:04 +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 'narrowstep.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 28032505501958144149472219040070931859169952786808975552040126153319176006804369444066690857693388095705900301423616223753830387908871753025577104352697685336716413489950246962177841448809248777915724505912879502954952693771808739067805134593986092966294928739418089403472596880934524210762395079636407791214180899155103705905387975386470539105729798771517757753058038104083132869249939314257618512200960888180891935691920297530311793039580683610214297242431489423677444290423504616375812768777323729276225119759805701606899166618103249000152126529947725923022413755665710972246526394124112951186043827694112115555459
 . . . . . . . . . . . . . . . . . . . . [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)
							8c0258f6afdf03479c94a954949c09e832cb8d3c
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'narrowstep.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.narrowstep.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018eb38166390000040300473045022100b0f0d028e31f7e2125f24de079b7d42d0032eb2b0a18d5968c9d4254da1a1fc402200444d2fed0b935dd8d80b8e95bb58c6030aa3908574482a54d1e33ece07499e2007700dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018eb38166b400000403004830460221009b6f16a748884524e1c6369f0269b1516908a107ebddee1bdcd0cc0916ddc0900221009fdfca9b22c013f841bb67dfa443a96e372f140164ac7e56ac2b50c3541c4e7d
 . . . . [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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