www.norwich-school.org.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:1d:64:33:e4:7b:9e:85:ba:17:c2:72:f7:5d:1a:0d:aa:78 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.norwich-school.org.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:1d:64:33:e4:7b:9e:85:ba:17:c2:72:f7:5d:1a:0d:aa:78
Serial Number (int): 271338238676889746163128601795797313235576
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 70:db:d9:dc:27:ac:5d:eb:ca:15:14:ab:af:83:88:54:99:26:35:b5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 66:d6:69:92:3b:90:45:97:e4:66:f1:71:3b:db:4d:e9:9c:2e:1d:57
Fingerprint (sha256): c7:9b:bb:25:e8:9d:65:da:ab:99:59:3c:b4:93:b6:8c:5d:12:ea:74:fd:4b:6f:e2:a8:81:eb:98:23:f0:6c:ca

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 www.norwich-school.org.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.norwich-school.org.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.norwich-school.org.uk

Other certificates including the domain name norwich-school.org.uk

(limited to 100 certificates)
accessedge.norwich-school.org.uk
webmail.norwich-school.org.uk
mail.norwich-school.org.uk
*.norwich-school.org.uk
vle.norwich-school.org.uk
*.norwich-school.org.uk
nsfirebox.norwich-school.org.uk
www.norwich-school.org.uk
nsfirebox.norwich-school.org.uk
norwich-school.org.uk
www.norwich-school.org.uk
www.norwich-school.org.uk
support.norwich-school.org.uk
*.norwich-school.org.uk
sslvpn.norwich-school.org.uk
*.norwich-school.org.uk
my.norwich-school.org.uk
vle.norwich-school.org.uk
nsfirebox.norwich-school.org.uk
www.norwich-school.org.uk
my.norwich-school.org.uk
nsfirebox.norwich-school.org.uk
vle.norwich-school.org.uk
support.split-apartments-rooms.com
webmail.norwich-school.org.uk
www.norwich-school.org.uk
my.norwich-school.org.uk
www.norwich-school.org.uk
bannock.norwich-school.org.uk
nsfirebox.norwich-school.org.uk
www.norwich-school.org.uk
estream.norwich-school.org.uk
sslvpn.norwich-school.org.uk
www.norwich-school.org.uk
oliver.norwich-school.org.uk
oliver.norwich-school.org.uk
www.norwich-school.org.uk
mail.norwich-school.org.uk
citrix.norwich-school.org.uk
citrix.norwich-school.org.uk
rdg.norwich-school.org.uk
*.Norwich-school.org.uk
my.norwich-school.org.uk
*.Norwich-school.org.uk
*.norwich-school.org.uk
my.norwich-school.org.uk
www.norwich-school.org.uk
www.norwich-school.org.uk
my.norwich-school.org.uk
www.norwich-school.org.uk
www.norwich-school.org.uk
my.norwich-school.org.uk
*.Norwich-school.org.uk
vle.norwich-school.org.uk
www.norwich-school.org.uk
my.norwich-school.org.uk
*.Norwich-school.org.uk
my.norwich-school.org.uk
support.split-apartments-rooms.com
vle.norwich-school.org.uk
*.norwich-school.org.uk
www.norwich-school.org.uk
www.norwich-school.org.uk
www.norwich-school.org.uk
support.split-apartments-rooms.com
www.norwich-school.org.uk
my.norwich-school.org.uk
*.norwich-school.org.uk
www.norwich-school.org.uk

Certificate

The complete raw certificate details for www.norwich-school.org.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1q8NMnk5SxTBk9gP4jla
iXXctuM1JZTLwF4l7FB5tCMXMU7tZ/LifsNMQNWUSqWTRr2ElSMgsBITp06OzflV
WXMCYbFRC+iQss5cFL/2YUIQoc7NGiCz26v8+FiFFOokd+mTx0v2PeJ0lHPcK8as
gaB/jGCEbAe4ipcSiJudu7lvwvvMlJW0tg8cdP8ETPhuk+YSCAES9iH5pE62IZkr
FY4AQcr+D0wK28o8o+bDunvohZdTcRYdi5p5XVo8wvDSXgqH/6qIx35u/l35WLCb
v4vcibI3dyFSWyl5F+WsBhzODmq8yKniGBf0qY51fxme5no8toxojWQ29GRE3cAH
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 271338238676889746163128601795797313235576
 . . . . . . . . [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 2018-01-03 12:00:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-04-03 12:00:40 +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 'www.norwich-school.org.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 27101318399972102789125927623849444245674721080650537852141451149198496530774756939820520991905554731465162089296277097617793626778584863356568823716565870844488152136698306786688360264020553760940861870121665803126131702990313811459281366756961326556034748218538038410662903325836549150765015593114796470328445332977959977301812654707102317311059983060268583545451109484882892468759848747350966650936575199503291179233846812813010038044411201806087814207628945502964229136096108482414454288288291121985941585852055012555646423178022532849213925751986078196128350303938387104561703192554341202545712777655831515629463
 . . . . . . . . . . . . . . . . . . . . [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)
							70dbd9dc27ac5debca1514abaf838854992635b5
 . . . . . . . . . . . . . . . . [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 (29 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.norwich-school.org.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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