groep-een.tue.nl
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:a1:8c:07:b3:96:37:c5:7a:78:bd:af:b6:a3:56:10:3f:1b was issued on by Let's Encrypt.
With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=groep-een.tue.nl
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:a1:8c:07:b3:96:37:c5:7a:78:bd:af:b6:a3:56:10:3f:1bSerial Number (int): 316308450777492534366546226135491668885275
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: c2:1c:b8:39:73:2f:56:dc:52:9a:7c:68:96:6c:16:01:0c:7a:4f:ee
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 16:33:ad:1c:8f:44:bd:54:c4:f7:e4:25:15:bd:fb:98:a8:ec:e2:2d
Fingerprint (sha256): 04:93:56:d2:6f:da:e8:4c:b6:d9:42:93:a8:0d:ab:a5:9d:2e:87:de:41:19:05:9e:1e:21:c3:35:3e:83:8f:65
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate groep-een.tue.nl
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for groep-een.tue.nl
Public Key Algorithm
RSA
Key Size
4096
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
groep-een.tue.nl
www.groep-een.tue.nl
www.groep-een.tue.nl
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Certificate
The complete raw certificate details for groep-een.tue.nl in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGbjCCBVagAwIBAgISA6GMB7OWN8V6eL2vtqNWED8bMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAyMTgwMjQ4MjRaFw0x OTA1MTkwMjQ4MjRaMBsxGTAXBgNVBAMTEGdyb2VwLWVlbi50dWUubmwwggIiMA0G CSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQC0qvfoPfQ42ooNLx29yoPYwuGR9L7T bIevZ3OjwQzpq+P1dAUgEbKknsTuieu+P68Ymd8pnhB5F0dt+IPTNPlo/s2pUbso h0xmMwuz5tnNh7VT3mXJ9Z5TQJcQr1iF1uYRfKEfFeWwKiPI0bnG2FjuBN41GAJW jvcpMi+CZjqv7tJ+Uf1zVzfuwGSpIOFyGsb7EEUHzru6/OWm51p+mumOIupvTh3f ZrEMrItGgw3G2r7UWjpXFXrDSeFDGSSLiYjJfKce3wVq8rolnbSCHTD2r+MapkA2 Qhy9s6lxIpiCepcviUmueHD79BnIjzCbENOaQ7KSMjjiEyhctMXg9WUkmavCa/d7 qN9yMo6Lfq6nuyN0OmJhGF9zqutCWgSH8h9pZUVSBofxq0n0aX+VlnnTPbRwZKBe DedVbWisAKaChAWAM81+ydGMYBSPnVeH5HjYtsxu9JNOlwIRc1JebROPqymLJNV+ 3ihdK2ZvQ0BTSWY49fvEGB2p3pcbED6e7cyHJkjplmj57EIREf4OqAvYbJL6oz2b M+6i4BMm3PmZ2oOcpGEyWWk3b04zP/+EyDSemtGNEBM62731V5NqShbInMQ+JG9z 4ugJgvKj90LKL07Irwr3hKP2i628tndnhA43QCoYhlobnjwW38WtdJVJTiWM8GNw ZWYRHYigXbl7yQIDAQABo4ICezCCAncwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTC HLg5cy9W3FKafGiWbBYBDHpP7jAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv 86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmlu dC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0Lmlu dC14My5sZXRzZW5jcnlwdC5vcmcvMDEGA1UdEQQqMCiCEGdyb2VwLWVlbi50dWUu bmyCFHd3dy5ncm9lcC1lZW4udHVlLm5sMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcG CysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5 cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAdH7agzGtMxCRIZzOJU9C cMK//V5CIAjGNzV55hB7zFYAAAFo/rgXmQAABAMARzBFAiBOL8AAZQIQw/25Mc/R DMpEU3wATSKX+EBtOr++2ARayQIhAOL+sNOFA1rF9t48215sFrvl4skR3G74qUnS eYvToMLyAHYAY/Lbzeg7zCzPC3KEJ1drM6SNYXePvXWmOLHHaFRL2I0AAAFo/rgZ iQAABAMARzBFAiBLHoFhtzTwMHOZDM+6x5fOsLgXFaCvoQ455UUCA2eX4QIhAIH6 dxGqJmHaGq1q1GM0Qz7l9/gK2tq4Y5/YovY2FZgIMA0GCSqGSIb3DQEBCwUAA4IB AQAmPfzoaRavulWwZ/lOXRDcUCj7PNQkHlYVkG0MG4ZA5/R8SbXtORm/aR/AofjJ mLf4AjiusVLQGHHodyxRZQ71T6iIq+Syie+ACeNnoGbQ52uLOVXi+c4dzoFDaxVx 2Tidz6q5dxim58xSBhBZsNbm7wB4cxD3wuxRLRfXuLm+wK2cgZB49ZsJYLs8yLdy 3SwDtJ8WtBAzZ12+pVsnqu3XX/9IeGOMsTMW/dBDptuIoEe9EOycZAbl+qkr3y9f vNq/jHrUhqltSSIOQv2ExSrLYLela+iiMtcurLLEAvI6k6AK0AWksWF9WBGjJCng JI6ksoFjjanDvzyXIyKcuQ9T -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtKr36D30ONqKDS8dvcqD 2MLhkfS+02yHr2dzo8EM6avj9XQFIBGypJ7E7onrvj+vGJnfKZ4QeRdHbfiD0zT5 aP7NqVG7KIdMZjMLs+bZzYe1U95lyfWeU0CXEK9YhdbmEXyhHxXlsCojyNG5xthY 7gTeNRgCVo73KTIvgmY6r+7SflH9c1c37sBkqSDhchrG+xBFB867uvzlpudafprp jiLqb04d32axDKyLRoMNxtq+1Fo6VxV6w0nhQxkki4mIyXynHt8FavK6JZ20gh0w 9q/jGqZANkIcvbOpcSKYgnqXL4lJrnhw+/QZyI8wmxDTmkOykjI44hMoXLTF4PVl JJmrwmv3e6jfcjKOi36up7sjdDpiYRhfc6rrQloEh/IfaWVFUgaH8atJ9Gl/lZZ5 0z20cGSgXg3nVW1orACmgoQFgDPNfsnRjGAUj51Xh+R42LbMbvSTTpcCEXNSXm0T j6spiyTVft4oXStmb0NAU0lmOPX7xBgdqd6XGxA+nu3MhyZI6ZZo+exCERH+DqgL 2GyS+qM9mzPuouATJtz5mdqDnKRhMllpN29OMz//hMg0nprRjRATOtu99VeTakoW yJzEPiRvc+LoCYLyo/dCyi9OyK8K94Sj9outvLZ3Z4QON0AqGIZaG548Ft/FrXSV SU4ljPBjcGVmER2IoF25e8kCAwEAAQ== -----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 316308450777492534366546226135491668885275 . . . . . . . . [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 2019-02-18 02:48:24 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-19 02:48:24 +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 'groep-een.tue.nl' . . . . . . . . [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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 737060503211627252460564239421946035383624363501173069950416155659880637559452561804293810105223238595697240784975420349060324316474533135131985946408026228240781162358215591907784067112743859819908730643831169476510247951402133782677096788381604082410908944922764701804338255761312843169368185409143359101350387733356092804307696709153166129360612758948663179083377965703625426963658134419052591762788971246449512414505829787456731611845617364969229122881125241525349605667620698717856540726077190925414447917701009910851784718367528378142037136336571826796231436151218651056125258573560702537300676459878978365180586843621055554348873539423028628775476907411905310447273738913247747310544650461125371523153767073021652007674016924616550441159670844939464584389964496026344599669807003572017174868175619474935447540244404241357328949691740033094861186715995514321834622939762206347007127757559482809750720183445601763574939654942817437015765973224806302110260887664021613057679884359846792532375882261254672127700095614240116531586026357249150608577094810767164189644980561316354825117511784452778019594037060833714585574123422021679599127821004572972153206846721565175134470738596544927455566867492623338975301109409296017029430217 . . . . . . . . . . . . . . . . . . . . [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) c21cb839732f56dc529a7c68966c16010c7a4fee . . . . . . . . . . . . . . . . [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 (42 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'groep-een.tue.nl' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.groep-een.tue.nl' . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000168feb81799000004030047304502204e2fc000650210c3fdb931cfd10cca44537c004d2297f8406d3abfbed8045ac9022100e2feb0d385035ac5f6de3cdb5e6c16bbe5e2c911dc6ef8a949d2798bd3a0c2f200760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000168feb81989000004030047304502204b1e8161b734f03073990ccfbac797ceb0b81715a0afa10e39e54502036797e102210081fa7711aa2661da1aad6ad46334433ee5f7f80adadab8639fd8a2f636159808 . . . . [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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