immatrix.be
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:19:50:c7:b7:9a:ef:a1:ad:0f:32:f2:d0:bb:9a:25:18:fb 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=immatrix.be
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:19:50:c7:b7:9a:ef:a1:ad:0f:32:f2:d0:bb:9a:25:18:fbSerial Number (int): 269951292198998100094092874749163927312635
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: b7:d4:72:e2:67:67:dc:0f:e2:3a:39:f0:96:43:f8:fe:52:b8:10:de
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 47:cc:8e:7c:16:8c:cb:fc:4f:10:90:13:ce:e6:71:d8:c4:0e:ee:e4
Fingerprint (sha256): 9c:5c:b9:61:0a:01:f2:d6:22:8e:46:54:20:24:2f:a8:9d:d0:ca:3f:de:93:20:70:f3:ab:a7:3b:ce:78:3d:74
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate immatrix.be
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for immatrix.be
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
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
immatrix.be
www.immatrix.be
www.immatrix.be
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Certificate
The complete raw certificate details for immatrix.be in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGCjCCBPKgAwIBAgISAxlQx7ea76GtDzLy0LuaJRj7MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzA2MjkxMTAzMDBaFw0x NzA5MjcxMTAzMDBaMBYxFDASBgNVBAMTC2ltbWF0cml4LmJlMIICIjANBgkqhkiG 9w0BAQEFAAOCAg8AMIICCgKCAgEAk47+yt3ubJeZDMiL1btixeef6MEZuxu2qEBK /lpqLOJEUARUfsJO0QrxrGV1FPFaFRlGFDkkbOR8MAzdewWpNBE32YB2oiblqQql YtazXcoh0k9CyAp59IZ5UzvxN3Ilzy7Q02toKo3om2SH88wG00xHLELcdnuvyNPz 66SZ6lyMIAJah0QXjItD+Rmro4ECvxGPr8d+4zHIq2KUlhQURwvdj6DJA9EOo9H/ 7+MDu47WLRe1EY0+Pay9YO4bfLIj4RBnko8yIkyC+cVh9+UTOvbyCup3/DWKfUPL /1tYd/0/Q8JoETMsxGulJ8oyWKsmqzXxQTXPz8sM/hMUqo4BCjoAvosG4DSNqQtU cj9E8Swr/E6XOa6Iq2ogCTxguWdHplGrfiqOpfdVelb2uNc4Nr414v/yFfZznlzM 1VKV9iiwnZ9IpXt0zszEnq3uGdJQpg3NnHIaG6k3t5AoxTIwtexFuIFZDfZOZhT/ 75MJGbyJqjMYvRdqv6JgkhGqXhMmmUJyMJ4fapdjACRb3Bm2+tyFwt77FZ9fQmFS 9PLuEudiRHLDbi7g6BeWID2uQOdOMr57PPk+RMHFCr29JZwO68FlUNtgevJQmCOD oFhygl/E67H0BhDM2ZqBnmy5EBgA3FndXAY348f2vO7wfBqntAeWJ8thsk/K48Wt CHiRkI8CAwEAAaOCAhwwggIYMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggr BgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUt9Ry4mdn 3A/iOjnwlkP4/lK4EN4wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEw bwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMu bGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMu bGV0c2VuY3J5cHQub3JnLzAnBgNVHREEIDAeggtpbW1hdHJpeC5iZYIPd3d3Lmlt bWF0cml4LmJlMIH+BgNVHSAEgfYwgfMwCAYGZ4EMAQIBMIHmBgsrBgEEAYLfEwEB ATCB1jAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwgasG CCsGAQUFBwICMIGeDIGbVGhpcyBDZXJ0aWZpY2F0ZSBtYXkgb25seSBiZSByZWxp ZWQgdXBvbiBieSBSZWx5aW5nIFBhcnRpZXMgYW5kIG9ubHkgaW4gYWNjb3JkYW5j ZSB3aXRoIHRoZSBDZXJ0aWZpY2F0ZSBQb2xpY3kgZm91bmQgYXQgaHR0cHM6Ly9s ZXRzZW5jcnlwdC5vcmcvcmVwb3NpdG9yeS8wDQYJKoZIhvcNAQELBQADggEBAGKP m0ceA/fLK1sTopbGxlgYt06OtLude95J9xzrSx7//iCsJ4NtLhABBKWTdYIKcAvK FnGupoE+AJYXosB5dn2oLDAmBxdLttSnrDlzxv9psU1zYFxIoxMBw5l5tn0T91qV nnVQznD3ENsFI+T09sC2L9os4Hih4veHQy+xn2HDXrKyet3jV+Deo2tVKFAMYfpQ N9mfS7RdQ33KSZFfCFYXgL3yCbH0Nn3MNzS1q6XtkC9+W+GP62K2F8iovbn10qiD H7Qm0sRLh7wz3tBmiozhc4de2xR3QmRJytwzuoHpE5z+5+hGM3bviHjHvDYbvvjn kKgMrd32rb+fNM5d1Co= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAk47+yt3ubJeZDMiL1bti xeef6MEZuxu2qEBK/lpqLOJEUARUfsJO0QrxrGV1FPFaFRlGFDkkbOR8MAzdewWp NBE32YB2oiblqQqlYtazXcoh0k9CyAp59IZ5UzvxN3Ilzy7Q02toKo3om2SH88wG 00xHLELcdnuvyNPz66SZ6lyMIAJah0QXjItD+Rmro4ECvxGPr8d+4zHIq2KUlhQU Rwvdj6DJA9EOo9H/7+MDu47WLRe1EY0+Pay9YO4bfLIj4RBnko8yIkyC+cVh9+UT OvbyCup3/DWKfUPL/1tYd/0/Q8JoETMsxGulJ8oyWKsmqzXxQTXPz8sM/hMUqo4B CjoAvosG4DSNqQtUcj9E8Swr/E6XOa6Iq2ogCTxguWdHplGrfiqOpfdVelb2uNc4 Nr414v/yFfZznlzM1VKV9iiwnZ9IpXt0zszEnq3uGdJQpg3NnHIaG6k3t5AoxTIw texFuIFZDfZOZhT/75MJGbyJqjMYvRdqv6JgkhGqXhMmmUJyMJ4fapdjACRb3Bm2 +tyFwt77FZ9fQmFS9PLuEudiRHLDbi7g6BeWID2uQOdOMr57PPk+RMHFCr29JZwO 68FlUNtgevJQmCODoFhygl/E67H0BhDM2ZqBnmy5EBgA3FndXAY348f2vO7wfBqn tAeWJ8thsk/K48WtCHiRkI8CAwEAAQ== -----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 269951292198998100094092874749163927312635 . . . . . . . . [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 2017-06-29 11:03:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-09-27 11:03:00 +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 'immatrix.be' . . . . . . . . [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 601986466507006356292769554750601798357039335889071469639243955149747323935139975649023438055679815568826468908069873307601835422543835751447836589450285612702222128826908230279854305281224957718645472024457976210055703501840020444683928054559330433083075114021583578074878259200098331812528968724135559143682793846663858215896386268266910130880329451920427057772418987741637298817798506585259040970598968535839508803991014568840915293599462813513900120535126994443157049793497471690396484191683107467507875273753406664517224825738979805844607974798228443359513361395355447425377705686385110539833390430865774267849364758471772074194346074802245748030038605208081185676850028839580457997887248951775014365547017412947976614743104455703426730960410059654654414803530864114149629560941000115260190315099469662013639450901864189950929649125024010438670079702762292610871116055894303048288139238321785900754381226000891370963650551031708374679248368920500730307117516195109861019896012955870648359189288635890372290627334270513341687179311741194445456729356220349503199987407567708847118077215458379822611551005857902377181214156353386377965618669966658556609819174090823702979021674792561451938399564391161962541348366025071954152755343 . . . . . . . . . . . . . . . . . . . . [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) b7d472e26767dc0fe23a39f09643f8fe52b810de . . . . . . . . . . . . . . . . [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 'immatrix.be' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.immatrix.be' . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [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) 00628f9b471e03f7cb2b5b13a296c6c65818b74e8eb4bb9d7bde49f71ceb4b1efffe20ac27836d2e100104a59375820a700bca1671aea6813e009617a2c079767da82c302607174bb6d4a7ac3973c6ff69b14d73605c48a31301c39979b67d13f75a959e7550ce70f710db0523e4f4f6c0b62fda2ce078a1e2f787432fb19f61c35eb2b27adde357e0dea36b5528500c61fa5037d99f4bb45d437dca49915f08561780bdf209b1f4367dcc3734b5aba5ed902f7e5be18feb62b617c8a8bdb9f5d2a8831fb426d2c44b87bc33ded0668a8ce173875edb1477426449cadc33ba81e9139cfee7e8463376ef8878c7bc361bbef8e790a80cadddf6adbf9f34ce5dd42a