persephonebooks.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 03:cf:ce:53:08:95:8b:cf:7b:5b:f8:a1:82:5e:55:46:b3:37 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=persephonebooks.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:cf:ce:53:08:95:8b:cf:7b:5b:f8:a1:82:5e:55:46:b3:37
Serial Number (int): 332049559849793495227697818265203306312503
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 61:6e:9d:22:2d:9f:a4:17:d3:e1:ee:d0:36:4c:9f:28:3e:3c:42:e5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 8f:c8:eb:98:e5:3f:84:e6:12:e3:07:6e:5f:c5:31:3e:d1:75:a2:4c
Fingerprint (sha256): 9d:42:a9:d1:87:93:01:4d:37:9d:21:05:68:8f:d6:33:66:f1:94:5e:5a:b7:0a:a6:00:ba:82:e2:6f:83:e3:65

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

Revocation information

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

Check the revocation status for certificate persephonebooks.co.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for persephonebooks.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

persephonebooks.co.uk

Other certificates including the domain name persephonebooks.co.uk

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

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2mQy0qzkJy5+OvAjhAUK
RIeNZKyikDtFjtk/w6XdKE6YY34BWej1gToogdqOELBkR3AF4O1mAcrL7icxQR5Q
EPrPYz+0NtsecxMJmp5xo+PGHyCQ3WRuHIGGaXWMfxyjIU3Z0yo1LOvasH7TO9qt
PngZ4fMP6d/EFrMZUO5u5AKLIVWplHFHaF7SuVGqNwcByWlN9nG4y3fQNnDUoy47
7udxz6TxYloRzr21xKUAIOsjwdzP7kDy7XcuY8/wS9bmfLsY1SJe5L/fLZrCr1v/
Vxfbyd8Wyl4WVql69Cjj61Q6/YGBR6a9zRU9FoBS2xnwnscvGF/UYKqxXQkIfHxv
/QIDAQAB
-----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 332049559849793495227697818265203306312503
 . . . . . . . . [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 2023-08-14 15:11:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-12 15:11:31 +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 'persephonebooks.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 27569360217864902720729048554838369506945778982992677034690356683057663054706980432628373035226086457180942262613108314622416774945003715379443797760270261543490418695354700998418571908287263229777002247571813363988143276673984233853498957547111985674958246367661531003796207048550832916892584648206792331562923756010556442307232996066394573839086103725220546468138491738425972690330238610425698082143903580492822721183950369390826542117834833797525894078699916781047114645183149231506604697108078115826073748094667144069523110601406649694416056565207091140958340847870690959484544283610898696847486515326115221630973
 . . . . . . . . . . . . . . . . . . . . [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)
							616e9d222d9fa417d3e1eed0364c9f283e3c42e5
 . . . . . . . . . . . . . . . . [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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'persephonebooks.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000189f4d11c0600000403004730450220021740268c5d1cbc43f0a9a96cda1a1ef20b12726ec7c1f6916f7d44b3684cde02210091ce75bcf95a9a7613c66ddea7ff6979229dee5c71337bb09671a53ca2ce8bec0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000189f4d11c2300000403004730450220519ca235d06c4f426afe743c11d3d837e4af261e3eae2b1bd22b2194f204120c022100ccd00e2b39b4c5e7e57c90432ff4ee28f5a5cd23116a58ae789a23737f67fae9
 . . . . [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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