mail.mlemaitre.co.uk

Issued by StartCom Class 1 DV Server CA

About this certificate

This digital certificate with serial number 29:1d:2c:69:d0:fe:f1:86:94:c1:44:5d:50:1e:18:c4 was issued on by StartCom Ltd..

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=mail.mlemaitre.co.uk,C=GB

StartCom Ltd.

Organization: StartCom Ltd.
Organization unit: StartCom Certification Authority
Country: IL

This certificate has expire since

Certificate Details

Serial Number (hex): 29:1d:2c:69:d0:fe:f1:86:94:c1:44:5d:50:1e:18:c4
Serial Number (int): 54649825245739775235464466188604414148
Serial Number lenght: 126 bits, 16 octets

SubjectKeyId: f0:be:5c:e9:7d:03:6f:84:18:40:da:c0:72:16:ba:d5:43:41:34:73
AuthorityKeyId: d7:91:4e:01:c4:b0:bf:f8:c8:67:93:44:9c:e7:33:fa:ad:93:0c:af

Fingerprint (sha1): 69:48:30:e2:df:80:fa:9e:ee:5a:75:7e:c2:da:68:09:6b:1a:f2:07
Fingerprint (sha256): 52:17:32:7c:fb:9f:a1:44:a5:df:8e:96:69:58:f7:f4:87:be:a5:62:1c:2f:ad:6c:a0:69:f4:f3:4e:21:e7:25

Issuing Certificate URL: http://aia.startssl.com/certs/sca.server1.crt

Revocation information

OCSP Server: http://ocsp.startssl.com
CRL Distribution Point: http://crl.startssl.com/sca-server1.crl

Check the revocation status for certificate mail.mlemaitre.co.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.mlemaitre.co.uk

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Client Authentication
Server Authentication

Extensions

11 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

mail.mlemaitre.co.uk

Other certificates including the domain name mlemaitre.co.uk

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFBzCCA++gAwIBAgIQKR0sadD+8YaUwURdUB4YxDANBgkqhkiG9w0BAQsFADB4
MQswCQYDVQQGEwJJTDEWMBQGA1UEChMNU3RhcnRDb20gTHRkLjEpMCcGA1UECxMg
U3RhcnRDb20gQ2VydGlmaWNhdGlvbiBBdXRob3JpdHkxJjAkBgNVBAMTHVN0YXJ0
Q29tIENsYXNzIDEgRFYgU2VydmVyIENBMB4XDTE3MDIyMTE1MDkwNFoXDTIwMDIy
MTE1MDkwNFowLDELMAkGA1UEBhMCR0IxHTAbBgNVBAMMFG1haWwubWxlbWFpdHJl
LmNvLnVrMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlBDRLuVDSgkx
YzgM/7Cs8d5dThXF7aQHBdZTQ3LV5JTVin5mTxtYrFoHqwGccA8UmZd68K2JF2ST
/BVBRGTNi0aTbeW9NO3+vFwwaHIWo3UYkE5cr1v6liNL+5wZHUjtwiwXP7oJwlyd
ifOdiiKkYMbNDoLpL+AjRErTDXTbrLAHDJiullidRidFa/Sg3idMUZYdncgJctjN
vxZ2NrTvay68uMqX6lLdRZWFQ/nYiFJxozQDr+kSoloW7sF30kb7KMqQwt8foqic
AVWyqReCmGgz9h9OUcv10dTXsjHkVJ42SjHguPlvnPErHJI2+6bM9EarO4HxQQG0
WAid7P0pqQIDAQABo4IB1zCCAdMwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG
CCsGAQUFBwMCBggrBgEFBQcDATAJBgNVHRMEAjAAMB0GA1UdDgQWBBTwvlzpfQNv
hBhA2sByFrrVQ0E0czAfBgNVHSMEGDAWgBTXkU4BxLC/+Mhnk0Sc5zP6rZMMrzBv
BggrBgEFBQcBAQRjMGEwJAYIKwYBBQUHMAGGGGh0dHA6Ly9vY3NwLnN0YXJ0c3Ns
LmNvbTA5BggrBgEFBQcwAoYtaHR0cDovL2FpYS5zdGFydHNzbC5jb20vY2VydHMv
c2NhLnNlcnZlcjEuY3J0MDgGA1UdHwQxMC8wLaAroCmGJ2h0dHA6Ly9jcmwuc3Rh
cnRzc2wuY29tL3NjYS1zZXJ2ZXIxLmNybDAfBgNVHREEGDAWghRtYWlsLm1sZW1h
aXRyZS5jby51azAjBgNVHRIEHDAahhhodHRwOi8vd3d3LnN0YXJ0c3NsLmNvbS8w
UQYDVR0gBEowSDAIBgZngQwBAgEwPAYLKwYBBAGBtTcBAgUwLTArBggrBgEFBQcC
ARYfaHR0cHM6Ly93d3cuc3RhcnRzc2wuY29tL3BvbGljeTATBgorBgEEAdZ5AgQD
AQH/BAIFADANBgkqhkiG9w0BAQsFAAOCAQEAzjiw7KfDbEqkqIsGb50p69ZPlhTX
KcUNEbop+Ao159TkHjCNEps8sREfr9kZ8xSDoG5Tqb3ZFirfABNKK9ciLf5WpJJ4
fX/qhB81izkOpA/nG/ll0Ig8oAOXM7QRRH1D66p3mMK7iegGknYr/2Cl7uvPnTAB
J6gi9mMuAXfp1XQcSdaMYZ0wt/oXwDZ6oZ0ZVWK3Qop0H9SznIvkq/p8hXZlz9s9
O8wrYmc22L4lUGUA5LIZDDQcSR/tfk0kK3mpr7tORfauWAMkG5WJWyqkM6+lM45e
QevBWjJwGOsM4FnCEOCLrxV5W0rwmJ4zE+7T44kfmrncGDTTvu0ddm8Vvg==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlBDRLuVDSgkxYzgM/7Cs
8d5dThXF7aQHBdZTQ3LV5JTVin5mTxtYrFoHqwGccA8UmZd68K2JF2ST/BVBRGTN
i0aTbeW9NO3+vFwwaHIWo3UYkE5cr1v6liNL+5wZHUjtwiwXP7oJwlydifOdiiKk
YMbNDoLpL+AjRErTDXTbrLAHDJiullidRidFa/Sg3idMUZYdncgJctjNvxZ2NrTv
ay68uMqX6lLdRZWFQ/nYiFJxozQDr+kSoloW7sF30kb7KMqQwt8foqicAVWyqReC
mGgz9h9OUcv10dTXsjHkVJ42SjHguPlvnPErHJI2+6bM9EarO4HxQQG0WAid7P0p
qQIDAQAB
-----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 54649825245739775235464466188604414148
 . . . . . . . . [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 'IL'
 . . . . . . . . . . . . [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 'StartCom Ltd.'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'StartCom Certification Authority'
 . . . . . . . . . . . . [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 'StartCom Class 1 DV Server CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-02-21 15:09:04 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-21 15:09:04 +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 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GB'
 . . . . . . . . . . . . [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:12|false] UTF8String 'mail.mlemaitre.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 18691561966823911445440554062468067847903924344458453674542951001138650189137656954587399554981139941554924377148108304369048464914108716908443583906140771166658937064416033391191543752713903706933988828979092270754224487128379994189078651757684339748351086660610381153422963018141177149419095967415167895350469676248419034424165831134005355800951456216561851322577324391947347364984804349423214897340403324358034432778900793740031070865340178538251503292527214678330132805481714120739007341807160661552511706554314917007293027818675891687744355786324403860844254043328227245213159652838665562080056365989917821315497
 . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [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)
							f0be5ce97d036f841840dac07216bad543413473
 . . . . . . . . . . . . . . . . [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 d7914e01c4b0bff8c86793449ce733faad930caf
 . . . . . . . . . . . . . . . . [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.startssl.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://aia.startssl.com/certs/sca.server1.crt'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (49 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crl.startssl.com/sca-server1.crl'
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.mlemaitre.co.uk'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.18 (issuerAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://www.startssl.com/'
 . . . . . . . . . . . . . . . . [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 (74 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 1.3.6.1.4.1.23223.1.2.5
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://www.startssl.com/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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