aem.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:75:79:40:09:71:bb:f4:b3:e5:10:7c:58:32:c0:78:73:e5 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): 03:75:79:40:09:71:bb:f4:b3:e5:10:7c:58:32:c0:78:73:e5
Serial Number (int): 301311063811072099535918688392062449513445
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: eb:df:7c:9b:53:b3:ae:05:d1:6d:2c:85:05:45:7d:86:ef:ca:0a:bc
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f9:6a:19:f1:51:8d:7d:bf:05:ed:31:4f:4e:5f:37:66:87:5e:43:c3
Fingerprint (sha256): 8c:26:79:c1:50:09:46:9b:5d:7b:d1:d6:2a:81:25:f0:08:a1:78:1e:8d:ec:96:30:62:63:57:37:ee:08:c0:60

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwnDzHIWLjv/YbPJ68qoA
MWi98/QjUJP6BelR4l/RJefIzk9AXiCAwmC0Q35HS+Oj3JWBytlqTe6muv26CnjB
BSzKkJRNqqHwJ5+6/PM8rs6YOF2sQ6W0F9SoP6q0vLcPUMmD+dPUXNgOysQ8uR3c
RJXZtJkX9EzUXueOCpSM6qAV/0I/1h5AK1okGEjDgjcnXwteJznV0hXajAoPB0nM
gT5AdEFDzjsO+Qj9hWn2cTpZ1asqdu1xWurxUAIRBGIR0ijeKKkc2W2l2RjYtdNc
gNOKRK6xqPXgKpUY2J+n6lWk9kjXHO2a8m5lvbsXFUH8RuRUulzKbxNhWxg03gQT
hQIDAQAB
-----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 301311063811072099535918688392062449513445
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-31 13:03:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-30 13:03:12 +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 24545928713657204562465303071112356292389212725879494779551445407415664861120420795356416143012543564721514759898632948999035072658551836748422629971013729280537819467994875306810070435958677554375000681782454822581626943005334203280817860024890342026737006619471181070619693001810321594457159651606553616180947864518881870818606685307151773509371634348400360995080102310587959699110794973319279283621858503178820618141497746140284093316936752886025171017458770627591068480763340407424726923619517073476569297093143677165551345200281270001895075526908363680046749512081642784649814521408577890249672378860573986919301
 . . . . . . . . . . . . . . . . . . . . [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)
							ebdf7c9b53b3ae05d16d2c8505457d86efca0abc
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ffbe9aa510000040300473045022100928eb4f741deb09c5f4de45ca4cf75bd8206525a5fcd2c5c934dda9b98a37d120220027d9d4025078d7965bf008dbebf37b4478f744621ab24ca73a96ac38dde322700770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ffbe9aa8900000403004830460221009f77962edb3dcfd01dff84991e6b1be623a851a92c26e2f72318fbb197d55746022100b121c610286f2a9a99c7c506e21f5ecbc9707ceb1043d01b14cb5e4be35fafac
 . . . . [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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