dflund.se
Issued by R3
About this certificate
This digital certificate with serial number 04:23:08:df:0e:c8:b8:39:b0:28:42:f3:1b:fd:26:a6:fa:59 was issued on by Let's Encrypt.
With 4 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=dflund.se
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:23:08:df:0e:c8:b8:39:b0:28:42:f3:1b:fd:26:a6:fa:59Serial Number (int): 360370818575295947337692395986290693569113
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: c8:c4:b9:f1:07:04:c5:5b:8e:d6:fd:2e:dc:a9:7e:29:3d:18:aa:59
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 0e:5f:ec:84:b5:e7:65:d2:cf:ad:88:73:5a:be:3d:40:f6:d0:8e:b7
Fingerprint (sha256): 4d:e8:09:d1:f8:5b:bc:1c:07:77:74:f8:6e:77:17:7d:25:4f:59:e1:5d:26:28:7e:a8:29:28:f8:20:3e:d1:83
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate dflund.se
4
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for dflund.se
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
df.lth.se
dflund.se
www.df.lth.se
www.dflund.se
dflund.se
www.df.lth.se
www.dflund.se
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dflund.se
Certificate
The complete raw certificate details for dflund.se in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFBzCCA++gAwIBAgISBCMI3w7IuDmwKELzG/0mpvpZMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA2MjYxODE0MzRaFw0yMzA5MjQxODE0MzNaMBQxEjAQBgNVBAMT CWRmbHVuZC5zZTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAKx3SVzJ EqbvwY1HluQT6C+5VPBKVtRL0agFmCmFmC+jhbF7j4EYKWn2C9gAjGMqFcA1JD5H 1i+7X+CjzLoZl6qLm58EdHcDRV50cWQ2MVhiFOk94Dv3JgFjtcnruaYDCwVBoZaA E7qHTlpjsUbTcsIuLXFO8LhbrkmgayB/9jG6ZBF+jY+Twmk0SsLzylhnlV5g4lF3 YkqbyBriEWj13P0I5AnR+9DfJX+PPhVIOgeM6GSRpVsOcmDRivBgK0MGAwl5fufa rTEsz4B9lUgtcoVjQ8y1AcVbdxiAryiHmrO+rYX5x1asifIVKgm2X88gk1bpAkRQ D0W7HJ7ABpYJDAUCAwEAAaOCAjMwggIvMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU yMS58QcExVuO1v0u3Kl+KT0YqlkwHwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA5h+v nYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8vcjMuby5s ZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9yZy8wPQYD VR0RBDYwNIIJZGYubHRoLnNlgglkZmx1bmQuc2WCDXd3dy5kZi5sdGguc2WCDXd3 dy5kZmx1bmQuc2UwEwYDVR0gBAwwCjAIBgZngQwBAgEwggEDBgorBgEEAdZ5AgQC BIH0BIHxAO8AdgB6MoxU2LcttiDqOOBSHumEFnAyE4VNO9IrwTpXo1LrUgAAAYj5 IRY7AAAEAwBHMEUCIQDuC2qQkFBIsw1Swm+fnvY6D+jFLv9+kXnH3iS6mHWdiQIg HL9f3A/7mmQVNhTCuFhmKkzHSI1d5pI4DbQcaKUc46QAdQCt9776fP8QyIudPZwe PhhqtGcpXc+xDCTKhYY069yCigAAAYj5IRZvAAAEAwBGMEQCIE4vl43fDxwap/Gx SU4/mNJRp1bhwI6wlLAc5IZngBFXAiB/hZakWmoPMk4gnGZL+IS40PamfcCjjLQy Tiyha4LYljANBgkqhkiG9w0BAQsFAAOCAQEAlKA4NEhny/vPM5xkLI5QrrTGEAnF SR6ceMAsjEXJAdO5OL8VLcHgy/StSR4MC8LWpo4AXqV4WgbPs97chEhIZL4QD0Hv ukdczRWxAbWQ0aTR5y8Talw5uV9ToItkKs/W5IZ80cYo+zd/smIBrLTKeK4JEAUm DZLM6Qu3ioNbIoF69vWDH2Rt8Gt9BPLY60k8x0mMrK2LQHbxbklIvaSiSgER2Q49 M4ncMJHN39y/UkqKa5pyE0BttE8vR7efM15UjT6sLlioDBfy2iEF9ozbsiewJeNT MbFhI7ec0g2m/6YUeBhhkhgFnaLzk5qyY5wvwG59kozHHpojrQSuC7aA8Q== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArHdJXMkSpu/BjUeW5BPo L7lU8EpW1EvRqAWYKYWYL6OFsXuPgRgpafYL2ACMYyoVwDUkPkfWL7tf4KPMuhmX qoubnwR0dwNFXnRxZDYxWGIU6T3gO/cmAWO1yeu5pgMLBUGhloATuodOWmOxRtNy wi4tcU7wuFuuSaBrIH/2MbpkEX6Nj5PCaTRKwvPKWGeVXmDiUXdiSpvIGuIRaPXc /QjkCdH70N8lf48+FUg6B4zoZJGlWw5yYNGK8GArQwYDCXl+59qtMSzPgH2VSC1y hWNDzLUBxVt3GICvKIeas76thfnHVqyJ8hUqCbZfzyCTVukCRFAPRbscnsAGlgkM 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 360370818575295947337692395986290693569113 . . . . . . . . [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 'R3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-26 18:14:34 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-24 18:14:33 +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 'dflund.se' . . . . . . . . [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 21771810855177627189724594391720873426093398580530467153539083575401880558780191606695379363766356312659811909642931364794902269735623781810982561358723587682622033704828588291259184521175121759373237670556791969362453389938080102280279499192091116401737133040857178277505750056426221916369639532610721627504802995297175331673677996449643094548006082544313700247012175951973135476365979873018595454238990535602117735645550480638665281716113076717843477810742335138268431924165687219543364033839196149306206697034402334517212235328814054934588632112760533940401689445272208513220148238888311501847061307466779609074693 . . . . . . . . . . . . . . . . . . . . [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) c8c4b9f10704c55b8ed6fd2edca97e293d18aa59 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (54 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'df.lth.se' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dflund.se' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.df.lth.se' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dflund.se' . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000188f921163b0000040300473045022100ee0b6a90905048b30d52c26f9f9ef63a0fe8c52eff7e9179c7de24ba98759d8902201cbf5fdc0ffb9a64153614c2b858662a4cc7488d5de692380db41c68a51ce3a4007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a00000188f921166f000004030046304402204e2f978ddf0f1c1aa7f1b1494e3f98d251a756e1c08eb094b01ce4866780115702207f8596a45a6a0f324e209c664bf884b8d0f6a67dc0a38cb4324e2ca16b82d896 . . . . [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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