www.healthedco.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 03:a7:fb:ca:b3:b3:04:fd:08:12:b8:bd:08:85:65:f9:bb:54 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.healthedco.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a7:fb:ca:b3:b3:04:fd:08:12:b8:bd:08:85:65:f9:bb:54
Serial Number (int): 318498701786719605237633331940077138983764
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5a:32:e5:c6:3c:b1:a2:95:dd:09:a6:23:75:fe:8e:da:57:8f:cc:15
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 1c:ec:09:20:eb:a8:ce:5a:c4:60:dc:bb:3b:a8:a2:05:23:0c:66:b1
Fingerprint (sha256): e9:94:71:29:b5:db:66:2a:3e:76:de:ad:ad:5c:c2:93:1b:48:ad:15:2b:68:fc:d5:35:a5:69:e8:13:bf:45:8a

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

Revocation information

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

Check the revocation status for certificate www.healthedco.co.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.healthedco.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

www.healthedco.co.uk

Other certificates including the domain name healthedco.co.uk

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

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr0tvEsCKHs4pJl1mwqWb
g9ZJL8ng1P6VL80l9kcoLi+3TXkmeEOQVOD53yUKi4l+sZ6R+3UzE4taKHEcFm/5
vRNwTuG0SeHOAFQGRtRJJxOAYGg87Qo/9FmxynqB0XSECMcW2l1OMIueR9jLdpYJ
RKuGdl+BucCqb1YFyQ0II5zWEZGmgotjVVsFaKoprlfcmAOdT67KbRCJEVuv7aVb
n0a3ss5Em+FCwtsj1zH9raHAJdwO+98YJ9finZqUU/SG4rT9FiQB8DEV4nBYxj64
G7fUucqcqLQzo+QbkMx7nHC6EIw3JC7XqlDoiyXaKGnODE7Nz8lyNSZarKToR/ae
EwIDAQAB
-----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 318498701786719605237633331940077138983764
 . . . . . . . . [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 2023-06-19 10:07:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-17 10:07:37 +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.healthedco.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 22128901201613488133148315131835743341404594307353809628859762786197553314839903915925077374723676991653748900186102193597367772322151925906516944183167327164934492075439875346265830810698646775735271308849873090451389977701858366811738140312372955475857408356622079712332195248331239047907889509972983318722620889534259999624449853950227301836595502548214679812626760701309103849930020938613630940795493357435901400232534874199121327124508203767117085525894676153391017782072612656876846208427921050005157655131929102534930184923406588032341453333508737480560471686831987850208580112554527351801031502314402276089363
 . . . . . . . . . . . . . . . . . . . . [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)
							5a32e5c63cb1a295dd09a62375fe8eda578fcc15
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.healthedco.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)
							00ef0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000188d356c322000004030046304402201eb92152313163bb48cf33a5bb7a18a766a3bc36dbcf577c1ce54ccd762d5dac022045676e4795cd39651fa87999ca34fedd5aa8fb07c2bca00372364ef1675c13a4007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000188d356c37500000403004730450220117f0e2f75a89cac32279e5af1ec7d430bfd1a64524f7730a8b6feb4d02960a2022100db378ccb5c8484216c7d2001829eb653e159bcde29984af8557f427a87c3d32d
 . . . . [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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