hyper12.myserverhost.uk

Issued by R3

About this certificate

This digital certificate with serial number 04:46:d3:dc:d3:19:8b:3a:09:5c:80:cb:2d:77:91:30:d5:52 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=hyper12.myserverhost.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:46:d3:dc:d3:19:8b:3a:09:5c:80:cb:2d:77:91:30:d5:52
Serial Number (int): 372550523105538392951822252397076275058002
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: da:2a:aa:d4:c3:ed:14:ae:be:d8:01:6a:28:a0:5d:5f:00:7a:e2:81
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f2:05:0c:e9:9c:b6:4e:f0:4b:59:07:8a:b9:ee:84:34:be:e4:c3:c5
Fingerprint (sha256): ba:15:e5:71:b4:3a:06:6c:42:ff:98:6f:9e:ad:24:52:42:3b:b0:f5:74:b0:a2:c3:85:86:3b:49:f1:97:d6:25

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

Revocation information

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

Check the revocation status for certificate hyper12.myserverhost.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for hyper12.myserverhost.uk

Public Key Algorithm

RSA

Key Size

4096

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

hyper12.myserverhost.uk

Other certificates including the domain name myserverhost.uk

(limited to 100 certificates)
smartermail88.myserverhost.uk
smartermail88.myserverhost.uk
hyper13.myserverhost.uk
smartermail88.myserverhost.uk
hyper12.myserverhost.uk
smartermail88.myserverhost.uk

Certificate

The complete raw certificate details for hyper12.myserverhost.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAsBD+MP8cnknayY3BXzqR
PZz2CBeAgcn/hZr23QjzgS/OSW2X7KpHVnKjDt8bpYJSYTqN2TRCiVGOVkaW0TP7
tuoXhCxjZNkR6G6jWvtF5FceyLy0X7YxgXdsyMQEQnEnWBkYcEU6ikLp4u4AE2fh
hHwTr4+RPEDpIdNAORwtkkY4cj0yLvlXdeUHsE1nDzoDAHbCm6DvDraciLe5bcE2
OsPVoIhd7uH9mDI4onEAUShFZ8wrmRwfybAh87f1yBi2oxAwB4gyNlQMTzVZwZdu
SYALotYQnTWRHz07t651fSpdsdLRULC5CbSLrvjqBi+2pDAhNaDaVCn4XLRWT1jj
5CPz2ESyE2CZuKz1l4ax8X8XM7VP1g5cTbYvDiMHT0K4tJNqkPcbWocMD4RCeGl3
B7iYHbOzAvqDRAhYO23FHV251qi/cDqWAAEl+tSl5eNQ2FYQJGSkSdDTjlBQSzxG
isUTgX88j9OgYtjjF12rX2wQL7YoGTqyH9dKjdMMeVl3tnDNavgPlNvXiL46j50u
uomt3cLbLFNiQS5Yevpv1/DCh3hqewX8Jcr3Q8S/STWTZbsTj7TGYuQ8EdayNW7i
r0PjRu6rg1s7nPkKNofKSEUnHT9fyrLe9Hihtlybe9dtFIxNf5KwCCgQJsJPtVLd
C7fsIsop4JZHYNzQyWIH1VsCAwEAAQ==
-----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 372550523105538392951822252397076275058002
 . . . . . . . . [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 2023-12-02 12:33:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-01 12:33:38 +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 'hyper12.myserverhost.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 718288157248855100304170316909344444492848419010577166849996566380621421321707572660618608008669760823632649149179718555671265772920828002582019643808334279839585223446928116185386723107266574536883419534250837925519021084690444167167361379359194438012358938322651621303329997695598201294100390220121850415037949900500332659327370894016352038529084771014201291459002236194391446969001223144400511843380449912083042314508874535338576467496951426232419524260417715391553979094711916093292194657016715735625362084290051518253375800156667056759723098202311131888678003164213465862684890850737668796924255131926670574934791785160096594037970283947623982203990253685630326274235032419744561312742842970645112207282584455386348580295194948841195773161520178812431488764829093712064998722374451934197216810751593856945804356883441853191259190387767259617446778685876287728197998627300734068026835251654483804735537222836202534874595100518186680958233975225757667365442695143092125611330295686239681646382015306677388548058529235557628672354051221146772349477729439359253678718864914143326867042176900527928879476942555906827923996648477122043499443248080148801825867248376058841841710059985256340943131692255835812459773894341880948564940123
 . . . . . . . . . . . . . . . . . . . . [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)
							da2aaad4c3ed14aebed8016a28a05d5f007ae281
 . . . . . . . . . . . . . . . . [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 (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hyper12.myserverhost.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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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