aem.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 04:1d:f3:58:4d:3b:49:26:56:7d:c4:48:b5:9a:e1:29:92:50 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=aem.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:1d:f3:58:4d:3b:49:26:56:7d:c4:48:b5:9a:e1:29:92:50
Serial Number (int): 358640793259290127471742223823169758270032
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f1:6e:7c:1e:dd:cd:d6:6f:6d:28:f7:3b:1f:57:d1:44:4d:e0:35:4c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 96:88:58:2b:24:07:b1:c4:3e:d1:65:d3:d5:60:6e:84:81:90:a6:41
Fingerprint (sha256): b5:fd:08:c6:ea:95:29:f7:61:ad:a4:e2:db:3c:b6:3b:12:ad:a1:9b:5e:35:71:eb:87:31:19:f9:9d:78:a5:0d

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

Revocation information

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

Check the revocation status for certificate aem.co.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for aem.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

aem.co.uk

Other certificates including the domain name aem.co.uk

(limited to 100 certificates)
solartronmetrology.jp
aem.co.uk
www.aem.co.uk
aem.co.uk
www.aem.co.uk
www.aem.co.uk
aem.co.uk
www.aem.co.uk
aem.co.uk
aem.co.uk
aem.co.uk
www.aem.co.uk
aem.co.uk
www.aem.co.uk
aem.co.uk
www.aem.co.uk
aem.co.uk
www.aem.co.uk
www.aem.co.uk
www.aem.co.uk
aem.co.uk
www.aem.co.uk
aem.co.uk
www.aem.co.uk
www.aem.co.uk
aem.co.uk

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyb0n8gIKDoGzsxKLdL3y
2WgkjBUn3+PlL/ING1t6hkgZC73LKVzBDiUtnsoVK3PNH1w6aTsM84u2H+EpOUlH
L8TJnSW/KOgdIvAB8XbEnCs0exg+cwtHQBtNnydihbF692opHJffY2K45Qh4bchS
5wRYQG2r9441i0ZPV77j1olFOyx6/dVtOg+vwx/nH/zjoeF4v7sXCdUy1P08ilbl
A9Ie+wT/yyOsxs84B/z3Ob/6hNOd+DFYrco8jtYoirTlYsEwImreE4b7ORm/ywGr
5oZbxdowkCsHIfLrKD2ZCIlzSV6jGIWAgBGB/SV0zjz0Zrpx0dBcp1PwdyVLToYh
ZQIDAQAB
-----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 358640793259290127471742223823169758270032
 . . . . . . . . [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 2023-03-16 03:50:08 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-14 03:50:07 +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 'aem.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 25467175616231177813231120694096488389140248175725307055090804285150969368222472270822167960307948679637253042669859537456486917441205116930626092144980049878867817320736294942969667511025042382246698244333815614531885580391843689114605671807945732988800491396757926552543190348964210895792821165565865230399378441681038690960425402808567353206915408202488888620727078870270117753213805862083978581607631120259056069751261565133462982193408472643086558991323837412205157108061569768332125095619752364319558997825400034322261325895422851310601332690884788458619812081866156423939109478501642771906656071315232714531173
 . . . . . . . . . . . . . . . . . . . . [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)
							f16e7c1eddcdd66f6d28f73b1f57d1444de0354c
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'aem.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 (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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000186e8c104670000040300463044022056a64980f6b7e67353f7c5840874ba4b8c37723cc6a9e99cdea7237be79d699b022027a5ee336aeca4d0f35ea5bf1af99438d3b77f2d58b8c296a9700619bc8d74cf0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000186e8c1048400000403004630440220216790f8d34b6096030f732328f28ce259688967c15b62b2ddb42de57659d9770220505032e9b59ef46acf7835762cec7d525b68843c9d08a2ace54352f4b7492bf9
 . . . . [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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