www.sandlizard.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 04:72:56:7f:5b:2b:ab:cb:d3:31:3a:a7:f6:52:89:4f:42:31 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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.sandlizard.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:72:56:7f:5b:2b:ab:cb:d3:31:3a:a7:f6:52:89:4f:42:31
Serial Number (int): 387356308434525761375862505872483375071793
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 3a:74:8f:09:29:8f:cd:7e:84:e5:10:50:58:3f:7c:54:12:9e:0d:ad
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b3:e3:a0:3c:61:c9:16:8c:1e:ac:bd:4a:d0:5e:da:58:a4:72:14:20
Fingerprint (sha256): bc:c3:35:d2:6e:b9:8f:e0:bf:94:e3:95:8b:16:a3:3d:51:04:f7:f7:86:81:d2:a6:4b:14:35:5d:b9:f3:ca:8d

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

Revocation information

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

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

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.sandlizard.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

sandlizard.co.uk
www.sandlizard.co.uk

Other certificates including the domain name sandlizard.co.uk

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

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy7cCYH5M/4njUpmCoLpc
aNlwfL8l0MGIVynsTkC9/ujtF4isnojDjkuByUR+iGS6I5k4oe1flTZCW3eWhiVB
mpvAvIekaq+zASpeI3K7T+lbkKVt5yb9MmwB3FIeToUmjEgr/ZrW13Su2KFyq//P
kbC/xm+zKiMY0r/lfaB6yUcepSillK3prAVnTpMojqqKSMQBDXajG6yLJGFmzsgX
TBBzBTAuR0hbMSV5OyS/Bl4c4W332hbsd1vLgEi13tl3nYSQGa4bSqa4Q4iDFKf3
AcxhPvOjaX1//Rabj5c4MtqRvTpU44X2BCRTjfSxVV+mcKNV/dsiweE2ruLkBprf
4wIDAQAB
-----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 387356308434525761375862505872483375071793
 . . . . . . . . [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 2023-08-09 05:59:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-07 05:59:15 +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.sandlizard.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 25716621149966441384867249051918564038500239664917929226214079967734983453027093719321907575068938286624637066358822919657592885565718646803408742266772867582856993746693885941436520904811317342922783226762255645488211502894425307671862403817047109101986655521050314032976391554739763278479966914718108361497764787921109375722740778235002833144341093719020708188606700784452487925328608178046467088359781499479175605159475825771823375802194321917706482961117135036604411087958179973100545003772806984559883345372413060568729494968539018274636750655007402699515453438658698920278303524685580979219261209122178158223331
 . . . . . . . . . . . . . . . . . . . . [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)
							3a748f09298fcd7e84e51050583f7c54129e0dad
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sandlizard.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sandlizard.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000189d917b4270000040300483046022100e03ecfafebcc17e14608407e38ac5827ea69926428a4261b738923d853c1192d0221008c076b1535e852f3bf3b389a141a3d1dcf4b528dc938a3c4e1188de1affb53c30076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000189d917b4320000040300473045022054be94a81b3c67fa3b827581f02e663e3732da0b9fb274d206e4467863c9d5f40221008a3e8afea0f9fb1a7521c0c6722ee5adfdd5f2ba675cb95d4c38cd5bcf53e939
 . . . . [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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