romanticcatastrophe.leeds.ac.uk
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:5d:73:a1:68:85:31:cf:d6:ec:f1:cf:20:26:17:10:9a:d3 was issued on by Let's Encrypt.
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Certificate Subject
CN=romanticcatastrophe.leeds.ac.uk
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:5d:73:a1:68:85:31:cf:d6:ec:f1:cf:20:26:17:10:9a:d3Serial Number (int): 293136817218160866896851738463986649176787
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: ab:5b:8a:f4:af:ec:2b:c7:0a:3d:8c:3b:c3:dc:c5:3b:e2:36:6e:fc
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 3f:60:66:b0:de:b1:0f:40:01:5e:8f:02:9f:87:95:45:77:66:a2:5f
Fingerprint (sha256): 01:50:20:65:a5:cd:74:75:28:f1:cb:c1:0b:f0:c1:cd:80:15:3e:4c:30:c1:50:61:6e:db:64:7a:0d:83:2c:27
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate romanticcatastrophe.leeds.ac.uk
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for romanticcatastrophe.leeds.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
romanticcatastrophe.leeds.ac.uk
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Certificate
The complete raw certificate details for romanticcatastrophe.leeds.ac.uk in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFdzCCBF+gAwIBAgISA11zoWiFMc/W7PHPICYXEJrTMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAyMTExNDAzNDlaFw0x OTA1MTIxNDAzNDlaMCoxKDAmBgNVBAMTH3JvbWFudGljY2F0YXN0cm9waGUubGVl ZHMuYWMudWswggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC2ZVzmUU6J ZQcP3FQJofTDxuQ8WNl02R1Mu5MOOT2BLC8u0cnbIafb5LEVfRfBu8ZIwMEIKSnp lRrMoSEfdPoW4GQ5IQxa+18790N0qn6mE0/csqikSZkTpZg27eiKfNnguIG6jtjN CXUFj6IPCNpxe3PUcUiE/BJIjxyAve1R6AGl7R9c8v7Xy1XO8iFLZ2/H114bfPGN 7Bm4UIaR2C4zpVkKkkmKUSoPeuHVmpf4Dm+IedAEd6ZLtYbkOyy8wPdcSX0tu+n1 gYEMtdNLwyTJFDRTrSNYXYNp9ji4KvPfA4GEgstH2H39xs+w3NH68C5L46GcVNfw O8iN9b62J5MpAgMBAAGjggJ1MIICcTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYw FAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFKtb ivSv7CvHCj2MO8PcxTviNm78MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/z qOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZy8wKgYDVR0RBCMwIYIfcm9tYW50aWNjYXRhc3Ry b3BoZS5sZWVkcy5hYy51azBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLf EwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCC AQUGCisGAQQB1nkCBAIEgfYEgfMA8QB2AHR+2oMxrTMQkSGcziVPQnDCv/1eQiAI xjc1eeYQe8xWAAABaN0V8HAAAAQDAEcwRQIhAIOWTvpNuGLJ9bqTWXXAA7lpVLQE m5ssTyI0zahzsizAAiA5lqJxLx4Bbebyv9jeO5eO1EUqkOC4Dad11FpTBugaMwB3 ACk8UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAABaN0V8O0AAAQDAEgw RgIhAM4QINV7c1S2YA0zl/b6NUk4ZADUsDSl5fMwzVlWJUyxAiEAvujU/82lmOSl ooCWnQYzDHGzhmntyeBD+QEn/vms1ykwDQYJKoZIhvcNAQELBQADggEBAJGIL4V8 DiEwNgPkB2tOMmGHGg3ZQ1ZoZNbn0IdtK1knzCYHv+ks0j0Tz1husAzpHRQX1vk2 8HXJpmP8hSUrdkUuybDUaw40ud8QeCm010b9JpcAYe5ezcyKDEl+1tHkJ46vyksB aGTa7Db3VLyChQh7vC4OCNHNMN2/nbPQGOXTv1olcgqyn8/cINzO4xynEK+3aWia cQNFDpsBNCV7oQxJYyxqXipnlcVGC3vSA06u8P/8qHQCAwZS/qg9yImMKp9grTI4 Zc5dASf3XvbSar3G95+gzIogESAtA0Z0uJ/kFtxLyuFa9uZ/PA+Twop003jIeHdn CPkybzG3ptfGcUA= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtmVc5lFOiWUHD9xUCaH0 w8bkPFjZdNkdTLuTDjk9gSwvLtHJ2yGn2+SxFX0XwbvGSMDBCCkp6ZUazKEhH3T6 FuBkOSEMWvtfO/dDdKp+phNP3LKopEmZE6WYNu3oinzZ4LiBuo7YzQl1BY+iDwja cXtz1HFIhPwSSI8cgL3tUegBpe0fXPL+18tVzvIhS2dvx9deG3zxjewZuFCGkdgu M6VZCpJJilEqD3rh1ZqX+A5viHnQBHemS7WG5DssvMD3XEl9Lbvp9YGBDLXTS8Mk yRQ0U60jWF2DafY4uCrz3wOBhILLR9h9/cbPsNzR+vAuS+OhnFTX8DvIjfW+tieT KQIDAQAB -----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 293136817218160866896851738463986649176787 . . . . . . . . [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 2019-02-11 14:03:49 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-12 14:03:49 +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 'romanticcatastrophe.leeds.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 23025355407495506850482999173904771022994961242064888062258513506020194842986196781300021168853062747094350402878708781285168265104086470382702583796528039424458308604362570090966942730566604933667413337192030995670816952691209427585324578337999782273271946083166432798132819219615677199638481614964678115019315359100943132496002033583091298035156852216356794472734094325817552978052906885196194341708590954798884570043395163694507992149660130093460781064820614195799770949663955929057520500167967439943874497844001949467058744825135527312693774359637288913096238099936843562164068265668539638780495841436659496751913 . . . . . . . . . . . . . . . . . . . . [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) ab5b8af4afec2bc70a3d8c3bc3dcc53be2366efc . . . . . . . . . . . . . . . . [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 (35 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'romanticcatastrophe.leeds.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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000168dd15f070000004030047304502210083964efa4db862c9f5ba935975c003b96954b4049b9b2c4f2234cda873b22cc002203996a2712f1e016de6f2bfd8de3b978ed4452a90e0b80da775d45a5306e81a33007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000168dd15f0ed0000040300483046022100ce1020d57b7354b6600d3397f6fa3549386400d4b034a5e5f330cd5956254cb1022100bee8d4ffcda598e4a5a280969d06330c71b38669edc9e043f90127fef9acd729 . . . . [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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