www.bsix.ac.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a9:de:6b:1f:35:80:e4:39:9e:58:a2:04:53:f0:45:92:df 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.bsix.ac.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a9:de:6b:1f:35:80:e4:39:9e:58:a2:04:53:f0:45:92:df
Serial Number (int): 319140222628741135130420564192323512406751
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6a:09:9f:79:75:73:55:6e:39:2f:a9:7a:f2:a7:45:69:f6:f3:58:9c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 3a:c1:76:7b:86:a7:a6:3f:fb:a1:79:38:14:c7:9b:8e:ec:fa:45:40
Fingerprint (sha256): 43:8b:f9:28:39:c2:ea:1f:cd:5d:9f:53:e6:65:b3:61:aa:ef:1f:7b:33:b4:34:64:dc:c7:66:d9:4f:10:75:40

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.bsix.ac.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.bsix.ac.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

www.bsix.ac.uk

Other certificates including the domain name bsix.ac.uk

(limited to 100 certificates)
bsix.ac.uk
intranet.bsix.ac.uk
bsixexch200701.brookehouse.ac.uk
bsix.ac.uk
www.bsix.ac.uk
www.bsix.ac.uk
apps.bsix.ac.uk
www.bsix.ac.uk
www.bsix.ac.uk
www.bsix.ac.uk
bsix.ac.uk
www.bsix.ac.uk
www.bsix.ac.uk
www.bsix.ac.uk
bsixexch200701.brookehouse.ac.uk
www.bsix.ac.uk

Certificate

The complete raw certificate details for www.bsix.ac.uk in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFUzCCBDugAwIBAgISA6neax81gOQ5nliiBFPwRZLfMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMDgxMzI0NDlaFw0y
MDA2MDYxMzI0NDlaMBkxFzAVBgNVBAMTDnd3dy5ic2l4LmFjLnVrMIIBIjANBgkq
hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzBPO9ltJhPHj0O+K8IB/CEl9/dZjCG6J
+hiU2nHqd8mjZcY9jV2sRqZBsf8wctC+1y1SemmxEOBcRuWZ3PqTgzBLMyfiLc2z
6MxGxG7GwooTipKmvbN55bpDx7yln2C1/OtChmPRyEzssaGnRIq92WI3NIWZyTEf
AYZD8bYbqBh/Tw+qAYJNRQU4WS4yy97cIBBx+aG5pza8FVNYn9PajpCTTXuSlzQB
Jmi3b52T/vgcDND+dlT7PmwcrCEPvUhDtdX2x34zJCp2tAUj1c7kMsgrSfcCKcUi
RGDapkqN3QO6ngxtBLsQaPPmQNkPBzxBRPZ18FxxdLplG/YdfNShQwIDAQABo4IC
YjCCAl4wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEF
BQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRqCZ95dXNVbjkvqXryp0Vp9vNY
nDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcBAQRj
MGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlwdC5v
cmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlwdC5v
cmcvMBkGA1UdEQQSMBCCDnd3dy5ic2l4LmFjLnVrMEwGA1UdIARFMEMwCAYGZ4EM
AQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0
c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHYA5xLysDd+GmL7
jskMYYTx6ns3y1YdESZb8+DzS/JBVG4AAAFwuojCsAAABAMARzBFAiEA9a+mNg7E
uhZQQAumsz3zFLbhBKW6iJKZRqIlEETVS48CIH4QmQiH3i5Jix1af4lF+3N1Kgi6
/Qt/gUsie0bX1EFiAHUAB7dcG+V9aP/xsMYdIxXHuuZXfFeUt2ruvGE6GmnTohwA
AAFwuojC2QAABAMARjBEAiB9ls6xe+xEuHdjcgF8WM4NcEMq9kF4vnWnsiAbX8jw
OQIgM9vYOtvJZGPqg8C9+jAFtGgf/crdnR5+9kd5sLFAlkMwDQYJKoZIhvcNAQEL
BQADggEBAFaw+jJU+sBlktyNucQI7kt+jcC7dKCM3VBoKxFuQfH0vIr6XgplyFzq
6cPyd+PdC3sQLelZe11YeIugXkgrCvnYVCBg5ukPsZiKWbp6iZV2fMmDRC9W2eLL
qnYU4c2WhXtkEsr3i9fx7a5Wnj782ECaEJLF24sSPVIJ2rRqM3xwgVe1GBz0uNum
B7UCNGi0jsAOrC/PowAmKGOovdeDtI2z/qqW0LS1aQ7S3rgWRqU7Mac+HmCcXYPP
R4uYj95b1aCpHhyGnNxNIDgBMg4ETwB55Zv6yBr2Xco3idlHb0KkBF/8zLCZ+3bW
FPIm/9wdMUV440cWJxxCzSnFdKFV/Js=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzBPO9ltJhPHj0O+K8IB/
CEl9/dZjCG6J+hiU2nHqd8mjZcY9jV2sRqZBsf8wctC+1y1SemmxEOBcRuWZ3PqT
gzBLMyfiLc2z6MxGxG7GwooTipKmvbN55bpDx7yln2C1/OtChmPRyEzssaGnRIq9
2WI3NIWZyTEfAYZD8bYbqBh/Tw+qAYJNRQU4WS4yy97cIBBx+aG5pza8FVNYn9Pa
jpCTTXuSlzQBJmi3b52T/vgcDND+dlT7PmwcrCEPvUhDtdX2x34zJCp2tAUj1c7k
MsgrSfcCKcUiRGDapkqN3QO6ngxtBLsQaPPmQNkPBzxBRPZ18FxxdLplG/YdfNSh
QwIDAQAB
-----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 319140222628741135130420564192323512406751
 . . . . . . . . [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 2020-03-08 13:24:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-06 13:24:49 +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.bsix.ac.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 25762382122150978126070464502682271773369001215553958920642157902476507747500230125958602163294674505940641801939325721690257666227119063343765964481719492649943835812608112407071116486028336836951204437656711006681990192468431934717725116750959608195819234736260148907253374657607719615329507962508166847028756890438830508612712853789503303520321194334423316855431851593174628696921507905445894896960909723569039116442718095985482068798978466018666495842079006140797227205236067733600340061674355853563504972675703850532769743543194675241471750835415487010202146545863764478872551482092971964222039121659719056662851
 . . . . . . . . . . . . . . . . . . . . [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)
							6a099f797573556e392fa97af2a74569f6f3589c
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bsix.ac.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 (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)
							00ef007600e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e00000170ba88c2b00000040300473045022100f5afa6360ec4ba1650400ba6b33df314b6e104a5ba88929946a2251044d54b8f02207e10990887de2e498b1d5a7f8945fb73752a08bafd0b7f814b227b46d7d4416200750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170ba88c2d9000004030046304402207d96ceb17bec44b8776372017c58ce0d70432af64178be75a7b2201b5fc8f039022033dbd83adbc96463ea83c0bdfa3005b4681ffdcadd9d1e7ef64779b0b1409643
 . . . . [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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