www.punch.tudelft.nl
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:fd:55:9b:55:93:5b:40:95:24:57:4c:33:37:57:da:4e:8a 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=www.punch.tudelft.nl
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:fd:55:9b:55:93:5b:40:95:24:57:4c:33:37:57:da:4e:8aSerial Number (int): 347542087547612559355022740607501659164298
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: f9:cb:00:a6:0c:c7:55:9d:f8:d7:6f:ae:36:55:ad:a9:00:e9:18:28
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 43:1a:ac:40:1c:72:e7:c8:b8:7c:4e:4d:1f:81:cc:06:86:1c:9b:d9
Fingerprint (sha256): 06:69:56:f6:d5:cc:d3:23:68:85:24:83:cf:2e:ad:68:16:cd:98:04:77:0b:5b:c1:0a:ae:a6:31:40:e0:95:10
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.punch.tudelft.nl
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.punch.tudelft.nl
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
punch.tudelft.nl
www.punch.tudelft.nl
www.punch.tudelft.nl
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Certificate
The complete raw certificate details for www.punch.tudelft.nl in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFcjCCBFqgAwIBAgISA/1Vm1WTW0CVJFdMMzdX2k6KMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA2MTExOTM0MjJaFw0x OTA5MDkxOTM0MjJaMB8xHTAbBgNVBAMTFHd3dy5wdW5jaC50dWRlbGZ0Lm5sMIIB IjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzh0iq/uqHFdYS+mRBZSN/wmj Yl7c4XUtACvmVOiLHJCqXCtYcxtuElaM33tUHrhPk3MW/lgNFV/i+GZdTXorm3U+ 106Ouo/Bxt6tKLMFEMSTd+5xZNNnuBdmHDiaWjbQYNEMLaViTMNYXnJpaEMRqHCv Y6ivKr4uQonfsx8a1njgsSlaeAAJj7W1E0PeX6NgrwJ1X/Vt1vuECRuQBg99k4We HfkS2LTjMFK1FBcDQDW5j65a3Gd0MQswOSZDcGXQpwmdDZVd0wa6Xq66N9Kzj/47 V8hvh5wpFNwaHMxbb+K25rvgdmXe3XbRY0KI0x3CR/VU8ecs7bVTrfed/PFFbQID AQABo4ICezCCAncwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMB BggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBT5ywCmDMdVnfjXb642 Va2pAOkYKDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEF BQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5j cnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5j cnlwdC5vcmcvMDEGA1UdEQQqMCiCEHB1bmNoLnR1ZGVsZnQubmyCFHd3dy5wdW5j aC50dWRlbGZ0Lm5sMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEB MCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBAYK KwYBBAHWeQIEAgSB9QSB8gDwAHYAKTxRllTIOWW6qlD8WAfUt2+/WHopctykwwz0 5UVH9HgAAAFrSD+yxwAABAMARzBFAiEA5lLVD5GVEUt0kQtSFERpndiqaHa5mTfI 78YWfzwtmqACIBTlmgfu/YEqf/PXLI+UhzFSsDOgB9/1sfFeIN03GgczAHYA4mlL ribo6UAJ6IYbtjuD1D7n/nSI+6SPKJMBnd3x2/4AAAFrSD+0nQAABAMARzBFAiAv 3IRO1A+ME2HqgLVKVMIipL6QSKQx2YtTM/JmgMSr/gIhAP5JP8LZ5dMGivPzvpZu R7UtRxXxLAGKIuTP9NhZyGnhMA0GCSqGSIb3DQEBCwUAA4IBAQBfAfKEp2stBYDi hyEEe5uTTl5T8a1MxROyBHIWfBaMx+lkzjg1Zmk4b1e2HFCof1JdJZDz5FiFNv5z hbPInmRspuLFiPyZsmEhrlm9pkvw86AOGIb2wSlI91prsdXEykh+/qTvtkT9Mblo y74XAW48puPk2/3id1fzqMQ1Od7CeH6+mlZnSqcSfZeA2TbojoY5MzovN8b8g7qp vbFrM2SCilbnm9qB4oSr0pG4ttHQrP12Z76kuQ4pORBDOjLPNcBBLRQHF84koFkf aV0xas4qvEj/0GnbSQZl/YJ41JvD6QQx+L+QQvqSK+rT2K1kb0XpBVureiL1r0nA WWpfS8as -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzh0iq/uqHFdYS+mRBZSN /wmjYl7c4XUtACvmVOiLHJCqXCtYcxtuElaM33tUHrhPk3MW/lgNFV/i+GZdTXor m3U+106Ouo/Bxt6tKLMFEMSTd+5xZNNnuBdmHDiaWjbQYNEMLaViTMNYXnJpaEMR qHCvY6ivKr4uQonfsx8a1njgsSlaeAAJj7W1E0PeX6NgrwJ1X/Vt1vuECRuQBg99 k4WeHfkS2LTjMFK1FBcDQDW5j65a3Gd0MQswOSZDcGXQpwmdDZVd0wa6Xq66N9Kz j/47V8hvh5wpFNwaHMxbb+K25rvgdmXe3XbRY0KI0x3CR/VU8ecs7bVTrfed/PFF bQIDAQAB -----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 347542087547612559355022740607501659164298 . . . . . . . . [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 2019-06-11 19:34:22 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-09 19:34:22 +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 'www.punch.tudelft.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 (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 26019458042344727419192261558002502708964085156445352135820993370943342147864510113335710291231430017835712882007271584805548889665438643858753091747085157999438061292610506505813068001981965376680821553037306108585538356559520014113261882300318522955708163751921789489929974874215043468626670301873311126192449199074704777128605932824152450889164869490499952909646402222703140793301933687101138946665686155985590521974457590128241751685058613709723550984347726637033437199759016627096316509383001915499458022386892435013070732993226021479548774329162346312639985541717082527155263934909008616655813359636968591410541 . . . . . . . . . . . . . . . . . . . . [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) f9cb00a60cc7559df8d76fae3655ada900e91828 . . . . . . . . . . . . . . . . [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 'punch.tudelft.nl' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.punch.tudelft.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) 00f0007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016b483fb2c70000040300473045022100e652d50f9195114b74910b521444699dd8aa6876b99937c8efc6167f3c2d9aa0022014e59a07eefd812a7ff3d72c8f94873152b033a007dff5b1f15e20dd371a0733007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016b483fb49d000004030047304502202fdc844ed40f8c1361ea80b54a54c222a4be9048a431d98b5333f26680c4abfe022100fe493fc2d9e5d3068af3f3be966e47b52d4715f12c018a22e4cff4d859c869e1 . . . . [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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