video.knowmebest.com

Issued by R3

About this certificate

This digital certificate with serial number 04:ac:a6:16:e2:20:e8:17:98:50:10:27:a6:93:df:b9:5e:2b 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:
  • 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=video.knowmebest.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ac:a6:16:e2:20:e8:17:98:50:10:27:a6:93:df:b9:5e:2b
Serial Number (int): 407198481501705286775888876943073504484907
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f1:7d:ce:5e:65:ca:a2:1b:96:41:af:28:e1:1c:a3:de:a9:70:6c:57
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5d:f0:7c:00:6a:e8:9f:ff:06:a1:1f:48:b9:5b:4c:64:ef:2b:13:61
Fingerprint (sha256): 7b:6f:61:b7:30:9b:cf:74:f8:ea:1b:14:b1:7c:7a:24:f5:cc:e9:4e:73:4a:7e:13:2c:47:fc:ab:b5:83:33:75

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

Revocation information

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

Check the revocation status for certificate video.knowmebest.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for video.knowmebest.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

video.knowmebest.com

Other certificates including the domain name knowmebest.com

(limited to 100 certificates)
api.knowmebest.com
novaxavantina.gerenciazap.smartmidiasdigitais.com.br
api.knowmebest.com
knowmebest.com
staging.knowmebest.com
api.knowmebest.com
knowmebest.com
www.knowmebest.com
*.knowmebest.com
knowmebest.com
knowmebest.com
*.knowmebest.com
knowmebest.com
video.knowmebest.com
knowmebest.com
www.knowmebest.com
api.knowmebest.com
staging.knowmebest.com
knowmebest.com
knowmebest.com
www.knowmebest.com
legends.turnosweb.app
www.unitz.app
link.knowmebest.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsx031oCleZyNmnnmxwtx
3jkiAUGCPTZ44Cqdax6S9H2ojZtM9exaCR8aNPTeicc6UudfGGx3z/BfLF6gYBSN
/+Awk4R7Ur3TJz01Q54dUc3dWB9EGIbGMierPJGpDn42EX/CgU8RJHD0CJBu9Wnr
LCyW7lzbW2GTPj/NFeiE7+uGwWKuwF5A3lIebJlD0IZVoTo67JgBnU/0uYDWCsTJ
DWQ/6/E9MaLZ0wvPfzm3OgEu7rMH4kt/ogMNBvNV7JK49RV4nlCBUUtLRC7EKKxW
bfr7I9lsgkZCdbkOPypvqndY0haggR3TkK20xclkGxrQin8CrxIHr0wzRuawtCbO
NwIDAQAB
-----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 407198481501705286775888876943073504484907
 . . . . . . . . [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 2024-02-21 09:04:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-21 09:04:44 +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 'video.knowmebest.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 22611064579311128182951438724508358682139733936009127443269608723219468833071785029494397636506871526040412675876121485673904161537593012467913660662743852376628030253949825068116768353201511219310266574031509808833233322958739936409876723168114643095463713519176685192829969521956737779279627637625994400350718632843184534538480974746566902136937979334669130439554500685083168464904628447730260834688482727554790385356390329278781248419695156181248262283287951657825963528500832864452067556712601258982969746211954869770372207898003910893819710067188738287606129743298690294902967380958148845251780116285274708168247
 . . . . . . . . . . . . . . . . . . . . [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)
							f17dce5e65caa21b9641af28e11ca3dea9706c57
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'video.knowmebest.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018dcb1ff461000004030046304402203beee6b507b8108227a3baf418cf4704e3b8661310819df573d26af75103acc002202008464eb36f0c6dd4b8b66f6a26ee3d135ba77d8bd4aab0a60162fbd875d51600760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018dcb1ff4fb0000040300473045022100c7a56c2c1f6b1ddd65f1c749b54e19795efd9a6579a47047242f4c9d7773eb1b02205f54df08d561dd6fcd7cf00bc865e167fc508a957a99cc41e698d6060b84fc6f
 . . . . [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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