www.biondina.org
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:7f:fe:2a:45:cf:26:da:93:20:e6:5e:32:ad:1b:38:bc:41 was issued on by Let's Encrypt.
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.biondina.org
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:7f:fe:2a:45:cf:26:da:93:20:e6:5e:32:ad:1b:38:bc:41Serial Number (int): 304890561797535868857612871714777301826625
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 3c:21:ba:c7:d8:c8:4b:03:1f:ff:00:84:c8:b1:b6:02:ff:b0:b4:8e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): ba:99:cf:91:dc:bf:34:84:26:48:50:56:73:6a:5b:1d:41:c4:fc:a4
Fingerprint (sha256): 9b:b4:83:47:0e:08:de:de:60:f0:e3:f6:dc:c1:a2:b6:aa:01:db:52:bc:5d:7f:23:57:d1:2e:b9:8e:9c:96:21
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.biondina.org
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.biondina.org
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
www.biondina.org
Other certificates including the domain name biondina.org
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.biondina.org in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGWDCCBUCgAwIBAgISA3/+KkXPJtqTIOZeMq0bOLxBMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMDIxMzU0MDlaFw0y MDAzMDExMzU0MDlaMBsxGTAXBgNVBAMTEHd3dy5iaW9uZGluYS5vcmcwggIiMA0G CSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQCv4P5XdYdEhMOgogsR+oQ+r0BUyVgv WHHeC29x2WmLGVLtrlLS9G6pIntgdA6EMxuUoEWIB4+ub+RvUIv1HdLIQtIz868w qMnLSAxfRiAgpRcB5gEcKVgC66jO6gF1x4ch/SYt0Jg+V3z0MUk2w5Ssf3f9NsHX XoeQhI+oB/whlqq7xiNJjg5UwQ3aMyqdaOyhEsot8ARA0WA3wNv3R3ayfIZkpznt uyOUrOsmnscHRMXeCCfIHhTQIckiAmbwwsT3IM+TrX0O+i4ZE7EAB1ZMbAAm4yqQ 0ebxr+FB/U2oN6j7ndwiwKQ3Af8S7hW+Ow909nZ7tWsCLRW5Cft/hbYTYJ6YdubP Suy6eqiehiGal0Gt2OvnJtp0ZWL90ZbiOyMKSs9DoqyuUOtZchNBxjlbS8JFhYAZ EB5kY0iZo88/CtO/6wsLXc+SLeZ877Rsv81lAyvzkAeiHPjAZo9lw8u0aF4OoPDy IRR/dIhWdNKjFQpGfGHL8wDeul/X4+FuoqDiAMW+UGngk14u6cn3RoOPLEPw2cnA 491PJXiI8X5zjjEICsvYmv9bxqXeZ/A1SEJFlfcCIm/tzL2EO/C8rqk5MWEaygZd wROWsObWfZTMSB7JVGhfjQ5fuK8wdS2u7fGagKkjDWWLakQBM/3ba5O1rqA6b69r sX62d8thmOMc3wIDAQABo4ICZTCCAmEwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQ8 IbrH2MhLAx//AITIsbYC/7C0jjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv 86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmlu dC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0Lmlu dC14My5sZXRzZW5jcnlwdC5vcmcvMBsGA1UdEQQUMBKCEHd3dy5iaW9uZGluYS5v cmcwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEF BQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQC BIH1BIHyAPAAdgBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAW7H GsFDAAAEAwBHMEUCIDiLnv3NECuvgfEZd6kNgfs8C5DQGDYCRp+Bg3sbSXHsAiEA hnUlnqY9hX/xUvBPVd3C7k9XIXrLfeMpLyohDo2CzfcAdgCyHgXMi6LNiiBOh2b5 K7mKJSBna9r6cOeySVMt74uQXgAAAW7HGsEzAAAEAwBHMEUCIBUtA2jym5pxA1FB BO8AAcRX/fzPZzFagQz0GZ9NNgL5AiEAkbTi6mp7+xpZJrJvTgLvIAlNJ/GcGtN6 pDphx93fYXcwDQYJKoZIhvcNAQELBQADggEBAEinVLnr1yTxi3ltX6AAhJofua+h /XSBIUty2XtNG0/q5BM90joEJyekBO4btRbnAd2rqOnJ2FMCPUiHao9GGdJJexPh aHWC9xD0CFbvlVSMwMZPrbHcKAHxU41Ze9OHFJVEvSs43ZHCJ9UeTMTXvUhxc0J8 0wICnnPOXG4cTCapcnp80sQzy5FkcvIjvrD4ovj4X3Kv03Je7nXrmFDG+WMMLcwT rwVhNmqW7/iTk7D97rTxqiCBhyROtnsGA1nb7ODhT56fqtjLZGo/r4sG/iblH8W4 fy0rkCqfoBjf6Y0N6txApD0x59hxAWXOmcioiva3MowEK5WTZm9puBy3+V4= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAr+D+V3WHRITDoKILEfqE Pq9AVMlYL1hx3gtvcdlpixlS7a5S0vRuqSJ7YHQOhDMblKBFiAePrm/kb1CL9R3S yELSM/OvMKjJy0gMX0YgIKUXAeYBHClYAuuozuoBdceHIf0mLdCYPld89DFJNsOU rH93/TbB116HkISPqAf8IZaqu8YjSY4OVMEN2jMqnWjsoRLKLfAEQNFgN8Db90d2 snyGZKc57bsjlKzrJp7HB0TF3ggnyB4U0CHJIgJm8MLE9yDPk619DvouGROxAAdW TGwAJuMqkNHm8a/hQf1NqDeo+53cIsCkNwH/Eu4VvjsPdPZ2e7VrAi0VuQn7f4W2 E2CemHbmz0rsunqonoYhmpdBrdjr5ybadGVi/dGW4jsjCkrPQ6KsrlDrWXITQcY5 W0vCRYWAGRAeZGNImaPPPwrTv+sLC13Pki3mfO+0bL/NZQMr85AHohz4wGaPZcPL tGheDqDw8iEUf3SIVnTSoxUKRnxhy/MA3rpf1+PhbqKg4gDFvlBp4JNeLunJ90aD jyxD8NnJwOPdTyV4iPF+c44xCArL2Jr/W8al3mfwNUhCRZX3AiJv7cy9hDvwvK6p OTFhGsoGXcETlrDm1n2UzEgeyVRoX40OX7ivMHUtru3xmoCpIw1li2pEATP922uT ta6gOm+va7F+tnfLYZjjHN8CAwEAAQ== -----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 304890561797535868857612871714777301826625 . . . . . . . . [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 2019-12-02 13:54:09 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-01 13:54:09 +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.biondina.org' . . . . . . . . [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 717523233338879194363160136660472736706902664355155223738778834179492112291752087319216377137594921570043430792557333616993618986870108551685065447000473760124394555547651926815055402798550014607275266556659710597439376896118552408719645968595276398383142033306166551742499152064306180185988259073749370886510569395364476372669428738976357987466515573353002530701993041574945014909487320085575830673671828693545285211504598632658379790090367719756359370973185768944932008080713067580536431659387351906436224258641568019367201301092578754923831823764413692497142817072771161740450004133675956592917937212563712383636538270639432730611080497731300364788358688632180199043851859162383008244324574674479110439717404907148695601390717857361895793261289674751343158169255233426488575127927650111452673937466051909874153747184347334414806371360158324177329021621314189705037081326167970527795639774769000676023458863746624411603431209711161215015915839303116428812567881685719870389566204615606290982645758402533951790616923793604016385082415670400307970676882696791671288646282433243159123282366063281805234249016992532360982119788942798590381711055887927881705254691854618785994309056563762119135609363879784847723001754643962989853744351 . . . . . . . . . . . . . . . . . . . . [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) 3c21bac7d8c84b031fff0084c8b1b602ffb0b48e . . . . . . . . . . . . . . . . [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 (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.biondina.org' . . . . . . . . . . . . . . . . [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) 00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ec71ac14300000403004730450220388b9efdcd102baf81f11977a90d81fb3c0b90d0183602469f81837b1b4971ec0221008675259ea63d857ff152f04f55ddc2ee4f57217acb7de3292f2a210e8d82cdf7007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ec71ac13300000403004730450220152d0368f29b9a7103514104ef0001c457fdfccf67315a810cf4199f4d3602f902210091b4e2ea6a7bfb1a5926b26f4e02ef20094d27f19c1ad37aa43a61c7dddf6177 . . . . [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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