www.bsix.ac.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:ad:7e:1d:da:20:f3:93:f1:ff:26:f3:ad:15:62:b9:81:3e 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:ad:7e:1d:da:20:f3:93:f1:ff:26:f3:ad:15:62:b9:81:3e
Serial Number (int): 320373345000856869537822342980646324502846
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 65:41:32:80:66:0d:d2:a8:f4:ac:f1:f8:a5:cc:46:60:13:3e:74:e1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 0c:13:ef:ce:46:cd:c2:80:a1:0a:4c:8e:15:50:d6:85:dc:e8:fe:61
Fingerprint (sha256): 53:01:4c:70:9c:9c:82:d0:16:76:29:84:68:4b:46:11:2b:af:2f:46:3c:e2:f9:47:78:1c:fa:21:23:12:19:54

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-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsOjAwTtcxLzxLJWKXPIt
axXdHQj/prnUShQtpQv01QKLXNejFp9FQAH6TJXD/pkZZf6eS5ljyHNMFJ14PVWh
KymXX36QWpdlVoh1+JP6kG/ZCyDNeJ6SG7AqrlcRhxEw1ZB5Q5ii2/4eSavwffgH
be3OGHXN2irAkmSeEIf2VjkE6dsb+xjLicGhJc45S7uYVhsifcmPCGxr7y/lXEaS
htImyxUzgiojf4qlT1KrhZct1Lmis//waGSWN1asjPzHDHPLT70g0X+/jdoCyfOM
KLX9LSKB4rvaJWuMAYWWi140EKxP9aQtfTj8He/8C97EWGnCi/UmCNjGPP4PG1Vl
BQIDAQAB
-----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 320373345000856869537822342980646324502846
 . . . . . . . . [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 2019-12-24 13:25:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-23 13:25:11 +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 22332716430637815672871911380462353407256397325079163812105778503379134807889353996545643379381199646471357857138254010357824965332876538148260781892013672815727306637294926731483375648954368511373977105117233498558496491719001626955897617974407978581007920596228466705287092125227470258549376515596431729342211302539663879338419198832421263740756244269184117334921368033013127123135443509596649612406159668385379660582912728906392564809147201508341293239171613662767918951632910031228020310019344985428807994348787324436229334632493207610725959741639115738571661809783159923673235942713828775763212239576715748533509
 . . . . . . . . . . . . . . . . . . . . [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)
							65413280660dd2a8f4acf1f8a5cc4660133e74e1
 . . . . . . . . . . . . . . . . [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)
							00ef007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f384c24ac0000040300473045022100b99cb75578ad4812762b2099335ba20dc6b0734917ae3e212f3258cd029548ac0220499848fb636f20a9a0d101dc803391066b79c7b5baeba54fae6861fe4236ac2e007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f384c249d00000403004630440220280bfda36b6a367f003a10618f8aae50d6ce08bc43aaed9b3f5d47aad9f3b79002206b27f7dbfda493b02d0075aa3a5aeb99474df5cb1f8d49184869a76cf9e040d4
 . . . . [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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