myschooldata.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 04:9e:55:54:a5:4b:ba:9b:4e:45:e8:99:d6:0c:b6:23:00:31 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=myschooldata.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:9e:55:54:a5:4b:ba:9b:4e:45:e8:99:d6:0c:b6:23:00:31
Serial Number (int): 402327181585724547344484833535039262359601
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 8b:b0:e3:21:30:6f:8a:9f:38:5b:af:00:bc:9f:24:d6:f3:64:07:33
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 88:eb:81:7b:24:58:1e:03:ae:85:ea:2f:b0:4d:f3:31:b5:6d:7f:99
Fingerprint (sha256): 47:f5:c9:0c:58:13:4b:0c:d2:33:ae:ad:9d:f7:1e:2a:03:77:8e:1b:41:69:13:14:62:d1:a0:88:9f:f1:39:72

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

Revocation information

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

Check the revocation status for certificate myschooldata.co.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for myschooldata.co.uk

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

*.myschooldata.co.uk
myschooldata.co.uk

Other certificates including the domain name myschooldata.co.uk

(limited to 100 certificates)
myschooldata.co.uk
myschooldata.co.uk
www.myschooldata.co.uk
www.myschooldata.co.uk
myschooldata.co.uk

Certificate

The complete raw certificate details for myschooldata.co.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApxc9e28kWKjhIuHT8PW6
dD6pBKd26NKYJXxyPe0Vf2Fw1xbI+wPREdmtdW+mxtBwKFYSACkYNFsd08jdcs8D
WCjmg25/cPhrd5bv3nwp0rgNn9mZyfSWCy+OI1oI1/Ago4FpdkNpe6X/n2i3w9ro
BmkoVy4IxunxhdkjWmjF6v8eI9rmAoLApJGrmmsTLSfAh54rbb7FP8C20cma8p80
c01eo5hGQf2y+4R0trUniXFzl9syrHvtsamPVrnFcnGX+8slA4HkJH08sut/VVb7
8aT/ucHnCs3ANZNbNp2PPd830xHGBwHivSnwWzEsdnMgZHFGccY63AUkk3TqaSt8
5QIDAQAB
-----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 402327181585724547344484833535039262359601
 . . . . . . . . [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 2023-09-13 14:03:33 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-12 14:03:32 +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 'myschooldata.co.uk'
 . . . . . . . . [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 21093257081673864547508104764056823236750649395472267706401590226856658817272164649958590394218241749161039078595945404445587050997210711432166219027778563525921192660849477153773530589917361148204804209104796750700111923305412509333557448805548005240050098431504237626897739896232923539935326419622614906218292397253760600298444947655995310054288040356422484367950968787135620193474652102705977821344590574860266234832872065991523281727989274837071196579312168655798207902691946427562341111190451836474839233812530366807636346568941052473452126390379255544945082148595006807244097608976062234465799341356511293832421
 . . . . . . . . . . . . . . . . . . . . [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)
							8bb0e321306f8a9f385baf00bc9f24d6f3640733
 . . . . . . . . . . . . . . . . [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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.myschooldata.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'myschooldata.co.uk'
 . . . . . . . . . . . . . . . . [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)
							00ef007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a8f11a696000004030046304402207126a561d68eb4d55f9a604f4c1484f485ed4a026619794c0612646d6abe0d800220094cb9fbe00ace9b80f6eef5762f764d6bdbd1c52f8c145ce95ecbf5ceaf2a72007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018a8f11a68d0000040300473045022100f950db5d0e2688d0e8a89028bb0a3904aab9803fe54773750f165cacdcca183102202a671374c09982f50e9a71c4544b8803f4c9b6163ed02cbffec757c433ebd351
 . . . . [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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