evolution-megalab.open.ac.uk
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:56:72:a9:5c:27:7c:fc:d4:98:32:ea:4f:99:f2:72:18:31 was issued on by Let's Encrypt.
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Certificate Subject
CN=evolution-megalab.open.ac.uk
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:56:72:a9:5c:27:7c:fc:d4:98:32:ea:4f:99:f2:72:18:31Serial Number (int): 377865838641040530908209716052321243371569
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 1a:92:e5:35:99:21:62:ac:1d:51:84:40:e1:01:7a:09:f4:e7:c1:b5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 3d:b9:03:98:17:9d:30:c2:af:7e:bf:05:67:cb:2e:17:fd:69:c1:26
Fingerprint (sha256): 0d:6c:f4:66:a0:38:76:ec:11:ae:5f:69:c0:3a:ba:b9:69:1e:16:a2:84:9f:c3:09:46:2d:ee:3b:9e:67:1f:c8
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate evolution-megalab.open.ac.uk
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for evolution-megalab.open.ac.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
evolution-megalab.open.ac.uk
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Certificate
The complete raw certificate details for evolution-megalab.open.ac.uk in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFbzCCBFegAwIBAgISBFZyqVwnfPzUmDLqT5nychgxMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMDkyMzIyMDNaFw0y MDAyMDcyMzIyMDNaMCcxJTAjBgNVBAMTHGV2b2x1dGlvbi1tZWdhbGFiLm9wZW4u YWMudWswggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC5Al0oWcR7vQLi 0nRpeAUxXgKsMvGNO5Nem8qSKsbgt+V+v+R7UzCS+D3oovvIx3QWs9kHygC5kSdh IMTpZ79l5VnaclXAIaP4asQSv4YWvMKzLIWPjHKFyG0nQfML3ayowiVeSpVXyy0G mTaUObWPF3OabmK6zEry7YjOOXdkO1NyDRbCfHDH+68SLkFYueGItZdG8y/hsQ+u d6MFkSep9eefJgTzOQ14SbGqKTcKCkaOKrGpX0NR2hzKwK88nMq6uBo3DqxBrX8X kGwpx6+aty7N29Xt/yIaOh3PfNPcCcdfZmvvAxMRnFRLr38n7N1bCA1djTxajYFy 5yQVARw1AgMBAAGjggJwMIICbDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI KwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFBqS5TWZ IWKsHVGEQOEBegn058G1MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyh MG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgz LmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgz LmxldHNlbmNyeXB0Lm9yZy8wJwYDVR0RBCAwHoIcZXZvbHV0aW9uLW1lZ2FsYWIu b3Blbi5hYy51azBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAo MCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQMGCisG AQQB1nkCBAIEgfQEgfEA7wB2AG9Tdqwx8DEZ2JkApFEV/3cVHBHZAsEAKQaNsgia N9kTAAABblKwabMAAAQDAEcwRQIhAPL94BEm3hNKDCLsChAYe1OQWyzn55xiZC42 cz0RBdCsAiBPenrJ4PdeD4YkAONk6dvByFXYRrik0EV+PCrF0IwDVQB1AAe3XBvl fWj/8bDGHSMVx7rmV3xXlLdq7rxhOhpp06IcAAABblKwabQAAAQDAEYwRAIgFYAh LfR6dRmraY0dJnZ9AKmBdaYKnrQBp+owSot44TQCIGpcDfeygbh3IXUUQZQsQood 7ReW95WnACzaoZeAXkMwMA0GCSqGSIb3DQEBCwUAA4IBAQCNBInrs3hg7d1z9tcB tzZS7Bnzphp0KIOv5TWfr5mFjwxXjMg52AuRhax+zDAhFpTcPbACILy7VD+nqH3N Z49A3CpALj8M9h1xK0ZFdz7yprw6Dlp53gfA2RcugiCzcVpMYsMfmXfzs0tWt6wR xXcVexv1DUSOY+9KzgngK57W7OzBNW6lXIldwgkJZVrmHhVDIDRPZHO2Vpnat7Qw RuijlJ0V9yCs/zmC240J4xNbctlMH31vnH54r6ZcrYuub0Jq5bSMIqJOV2rcM2q1 x+TIGQcVdUoZfTXBUgvqfnnKiVMBTgBcY1ClQ+htHpQKPGXUc+W1lgTLPUWKSCdn S570 -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuQJdKFnEe70C4tJ0aXgF MV4CrDLxjTuTXpvKkirG4Lflfr/ke1Mwkvg96KL7yMd0FrPZB8oAuZEnYSDE6We/ ZeVZ2nJVwCGj+GrEEr+GFrzCsyyFj4xyhchtJ0HzC92sqMIlXkqVV8stBpk2lDm1 jxdzmm5iusxK8u2Izjl3ZDtTcg0Wwnxwx/uvEi5BWLnhiLWXRvMv4bEPrnejBZEn qfXnnyYE8zkNeEmxqik3CgpGjiqxqV9DUdocysCvPJzKurgaNw6sQa1/F5BsKcev mrcuzdvV7f8iGjodz3zT3AnHX2Zr7wMTEZxUS69/J+zdWwgNXY08Wo2BcuckFQEc NQIDAQAB -----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 377865838641040530908209716052321243371569 . . . . . . . . [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 2019-11-09 23:22:03 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-07 23:22:03 +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 'evolution-megalab.open.ac.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 23355252099753464138611307009020776335816821359044730182969205476971907999585271702827189099170403046234303707088024996919088935143845395377181485371438141094690604168074207845730747151165947723996143760289151334541047512664327691606765769962690489933376065088256146861443916786378933275868263033939950084842981719616290160145721732922088534101614848372422672552575986207318544712980004076043380958178856572799240705324863421235695816784296022366651681816951633669569319915252011072166724207469657089206423645424180031040333942576667690409984325055845083936892058360945353742906748416226991254544078295236007543512117 . . . . . . . . . . . . . . . . . . . . [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) 1a92e535992162ac1d518440e1017a09f4e7c1b5 . . . . . . . . . . . . . . . . [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 (32 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'evolution-megalab.open.ac.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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016e52b069b30000040300473045022100f2fde01126de134a0c22ec0a10187b53905b2ce7e79c62642e36733d1105d0ac02204f7a7ac9e0f75e0f862400e364e9dbc1c855d846b8a4d0457e3c2ac5d08c035500750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e52b069b4000004030046304402201580212df47a7519ab698d1d26767d00a98175a60a9eb401a7ea304a8b78e13402206a5c0df7b281b87721751441942c428a1ded1796f795a7002cdaa197805e4330 . . . . [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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