bestcomputerscienceschools.net

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a3:5a:e4:b9:7e:11:8e:25:7c:ab:7f:e9:96:01:ac:6c:ba 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

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:a3:5a:e4:b9:7e:11:8e:25:7c:ab:7f:e9:96:01:ac:6c:ba
Serial Number (int): 316923701728932056095679404202153520950458
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b8:f7:db:44:49:2a:fc:f9:84:30:b6:9c:66:44:df:32:20:4f:6a:1e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 62:54:d5:a9:08:14:5b:ab:d8:68:78:8d:32:37:78:e3:41:f5:be:6e
Fingerprint (sha256): 2f:92:19:e1:ba:ea:91:d5:e5:87:cb:73:43:dc:6d:27:cc:e6:e1:2e:4d:45:18:a0:be:fc:90:51:e5:37:e9:1f

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 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)

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy+Kp5yW25NqCCUrAAJNA
+ySPGfj28hNmwutw+lNCssp8sr49nzEnKAWevfyvAsRyjVJmyif6za5hM8362NmJ
6ZFV/UIb4pwO3AY7yNBqcMJETNtfRQNm3W+BwLQkd+o4TXJYikIyAQeI4LfpSfrp
dP5ALD3R0CjNMENmw+ZQOI3v8JePiDTbXyRJjLW4MqA/niXzqan/MHnO45innXxP
szbOkibpeWTYsWwiS+CPMNAb0YNlpDu0OaC3pA7gIMo1PEoVOPfUhJg2/fpB7nyH
i4fhCt5yR6i0XoYWCPaQYsKrHwbUNe15EzBsFZAXjJtpP/nLq9KrYlW5oFhmadF9
wwIDAQAB
-----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 316923701728932056095679404202153520950458
 . . . . . . . . [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 2020-03-05 00:38:04 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-03 00:38:04 +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 '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 25738147936134928233545626314663393109622476217997734656395994756806752585419507723618485921153137481278054870662208925630643339802042238963823567309228929653463450068743062431596015183497747942742942416069740234630600089085551526764938107273922985764056946606698002119936127640679755993352995566002422325250320342320473594244361543856695992917526761414053433123698969691598440368676289270966481221906339455033206702687416095366993589658988467692186572850710258709887120839787835963867915083843003060510021444182894594334948999787299170698008321264876492617127583374154223706317139580335306392907347225100581052972483
 . . . . . . . . . . . . . . . . . . . . [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)
							b8f7db44492afcf98430b69c6644df32204f6a1e
 . . . . . . . . . . . . . . . . [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 (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 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 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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170a857b221000004030046304402206d6c90ca088ee560f6a033a3fdd5202e9fe340fc6c554aaecc0551061609b0f6022042528beb85d4ae4866d300207c748ba818ac5453fd7ff2fcb70ef595cf3ed2c900760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170a857b2440000040300473045022100d5a4ec207dab8c431af9c1c53cf3c9ee84501e1780a0b5fe4c84b727deb95b1202204c38804e58fc56b022fa24c93308577eb3dae034e836dc3f0dd53ebd2b1d31fd
 . . . . [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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