visual-literacy.org

Issued by R3

About this certificate

This digital certificate with serial number 03:fd:d6:e1:e8:ec:5b:5e:fd:7f:29:f3:ce:ed:16:64:f0:17 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=visual-literacy.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:fd:d6:e1:e8:ec:5b:5e:fd:7f:29:f3:ce:ed:16:64:f0:17
Serial Number (int): 347713924408414465901702496115318386389015
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 01:ca:1b:78:14:58:84:bf:8c:b8:9d:bb:78:01:0f:8d:ff:46:0f:11
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 14:5f:b5:f7:b9:79:bf:41:72:bd:5f:50:f8:1c:04:d8:99:e8:ea:6e
Fingerprint (sha256): 4d:e8:cc:00:0e:3e:71:12:f5:18:c4:a8:e2:90:75:d5:5b:bd:9e:cc:e4:78:b1:43:4b:5f:b6:a7:b4:10:e1:4c

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

Revocation information

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

Check the revocation status for certificate visual-literacy.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for visual-literacy.org

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

visual-literacy.org
www.visual-literacy.org

Other certificates including the domain name visual-literacy.org

(limited to 100 certificates)
visual-literacy.org
meetme.hapahapa.app
www.jerrynpaja.fi
visual-literacy.org
www.clei2021.cr
homephysio.dbcphysioasia.com
visual-literacy.org
visual-literacy.org
visual-literacy.org
yoshikiyarlagadda.com
pipeline.renegadetec.com
bias.visual-literacy.org
www.skm.co.za
office.ejartech.com
amptorque.com
flis.immigration.gov.kh
visual-literacy.org
visual-literacy.org
visual-literacy.org
visual-literacy.org
bias.visual-literacy.org
visual-literacy.org
momisworking.com
setsemaine.com
visual-literacy.org

Certificate

The complete raw certificate details for visual-literacy.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5nCj565RXKhnPaa7N9sx
sudshbtlgNGMUESrBmjTB/PmIzEs2T5Psjf6MiJXlyObqKQs+fJLg+asCSs4myKZ
wkSn0QEAycctq2pGhIT+z+W8AvntmYlmar2kRDL3k6G5pnLolzX2Un0CFei5gdeZ
ccqzVfrO4Up80cIpaD1ZmUJeAiG/gL9ZlUasxbGf4V8+g2ZVvggCLhqJfzZVtl+j
cAVrJnNpRB80hM4+j/Ow5VnKd3MKdHjZ4Vlc9ic0HUwS2XlJh3+r65mWPa1oxo8G
bSCZwrs+bSA46LWlL+bFNyheBnNvpjKHSqJnaiih4YgK0mSJqO0FndRl/9oD8j3x
SwIDAQAB
-----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 347713924408414465901702496115318386389015
 . . . . . . . . [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 2024-05-06 16:25:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-04 16:25:14 +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 'visual-literacy.org'
 . . . . . . . . [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 29090355121591377318977175238231878256663240628264933602839174126319255386455227876768915849505072729461004850261602058462095685722473389583516794871813646309114677460974403088622480926626749457680437903279453082037435350705054992651827639876393886012872893293362696730593346647605038241744358401714720175842222554893006525971532483490081675135921674399379696904377243884774753382562176456333377019030618449334766289652868258091982949379632843133616430906083863289123443621163461599979229583368024108890686832439234923250438535657940256203889003828143326635686177264833734007253234502120908556579495302789500181016907
 . . . . . . . . . . . . . . . . . . . . [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)
							01ca1b78145884bf8cb89dbb78010f8dff460f11
 . . . . . . . . . . . . . . . . [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 (48 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'visual-literacy.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.visual-literacy.org'
 . . . . . . . . . . . . . . . . [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)
							00ef0076001998107109f0d6522e3080d29e3f64bb836e28ccf90f528eeedfce4a3f16b4ca0000018f4ef033710000040300473045022002e32503df6e11d4e23262a96d5403813fee0a23a63a58dc5e9c4a72e53e5205022100c3a7d30f95cd9f3f29edcf9535eb2c815ecf38db9e1ccdce430715a1c9c4bd3f00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018f4ef0335e0000040300463044022076249822639b6de6df453863ef18ce4037ff3ba6703b1bd845e3fa408b7fd5510220698b0d4bbe45a7df28276c7a13705b5dd5c4f5c5272f154ecc047c3a30345b11
 . . . . [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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