bestcomputerscienceschools.net

Issued by R3

About this certificate

This digital certificate with serial number 03:3c:ca:de:be:5e:a5:57:46:fb:ff:01:41:af:21:77:ce:56 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=bestcomputerscienceschools.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:3c:ca:de:be:5e:a5:57:46:fb:ff:01:41:af:21:77:ce:56
Serial Number (int): 282023460416744637994273496046265806868054
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6e:04:b3:5b:35:42:0c:98:ed:c2:86:5f:8f:56:cf:b1:1a:91:0b:d1
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 1f:9a:c4:d3:ec:57:9f:40:4a:84:14:af:1c:c6:5a:b4:02:58:20:7d
Fingerprint (sha256): f2:a3:e3:2e:e0:b0:15:d7:43:82:01:cf:79:bc:fc:11:86:36:88:eb:c5:e0:03:0a:aa:4b:20:a0:5a:0d:58:b2

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

Revocation information

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

Check the revocation status for certificate bestcomputerscienceschools.net

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for bestcomputerscienceschools.net

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

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

bestcomputerscienceschools.net
www.bestcomputerscienceschools.net

Other certificates including the domain name bestcomputerscienceschools.net

(limited to 100 certificates)
web06.tigertech.org
bestcomputerscienceschools.net
bestcomputerscienceschools.net
bestcomputerscienceschools.net
bestcomputerscienceschools.net
*.srwbooks.com
*.moonflowersbodycare.com
web06.tigertech.org
bestcomputerscienceschools.net
*.srwbooks.com
*.srwbooks.com
bestcomputerscienceschools.net
*.v-blog.org
*.marincountytherapist.com
web06.tigertech.org
bestcomputerscienceschools.net
*.v-blog.org
*.bestcomputerscienceschools.net
web06.tigertech.org
bestcomputerscienceschools.net
web06.tigertech.org
web06.tigertech.org
web06.tigertech.org
www.bestcomputerscienceschools.net
*.srwbooks.com
web06.tigertech.org
*.homecaresac.com
bestcomputerscienceschools.net

Certificate

The complete raw certificate details for bestcomputerscienceschools.net in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0D5h1vAe+0eQISCTiOEm
+W0mXTTVS5+9iaV9hSyxyvIBdSOxLxUWchdOL3bzxsXvp5CKrNo6lAwJq0u2lsjz
8/tflfgtfFmNfEcB2tHjZ7HQbLBut+tzcQ4j1yFWC7sac66XW9+4FhqRnPOmnyFT
MWXjxrhKGVtZoNP45qnmkg1I5MpJDUZYVlSAq86b7rvsWd7vDscge2Dlay60tRu9
It8+mI0y7srbrC4SseLzZPAquE5nnFhuYgzOnVbNX0TQHbieka48UiOAwSo2DEXA
tKG4YIkzPjksz/IxhpnV7hDL+A0/ZgEI4+rumpc1YlsDQG5sjbJX6IGJSITxDGqA
LwIDAQAB
-----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 282023460416744637994273496046265806868054
 . . . . . . . . [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 2023-12-16 04:31:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-15 04:31:45 +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 'bestcomputerscienceschools.net'
 . . . . . . . . [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 26288329235336855497392461571242637240661875513939667436479173578906656605183640357818884068295046936008951855373788094752985095437995662042069101558739812447803839992198985714338819637036955232230030397519828242366304243652706471792561966328743142492763457293538823607499312680617383989069433260346441246506270336551092456211993193506815637351884956046368523517749168719947346859994846832643316234654991994704255736687057304794628371902296410701869451356316523042785295939663008267637013599845585305775297916925102548494430773428373430674833178809002851245780809179874818686220011132364812200285350752045374894669871
 . . . . . . . . . . . . . . . . . . . . [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)
							6e04b35b35420c98edc2865f8f56cfb11a910bd1
 . . . . . . . . . . . . . . . . [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 (70 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bestcomputerscienceschools.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bestcomputerscienceschools.net'
 . . . . . . . . . . . . . . . . [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)
							00ef00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c711bf4e8000004030046304402201dece64f9ccc7a39205af1dcc99c3b431268d827ada82cb3f4d66f292c3d531a022066b337fccd95ec4698fc22847a8df24ebb08eb5520821efb8d8cc7719935df7f0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c711bf4e50000040300473045022015ffe7e7cd0706da5868dadb7dd48638609d3d1ea8519e3e7ff47136e8921334022100e388dccd6ca9a718d51c01c3fb7c59beb322119f2420e794f90a38c4c65701b7
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.24
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (5 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 5
 . . . . [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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