www.osservatori.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:39:b3:ae:eb:8a:31:1f:fd:1c:27:1b:b1:87:a9:23:6e:20 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.osservatori.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:39:b3:ae:eb:8a:31:1f:fd:1c:27:1b:b1:87:a9:23:6e:20Serial Number (int): 280971792757988064081111926120017461210656
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 8b:4c:f5:80:d1:d3:11:b2:8f:19:40:63:7a:77:87:39:a8:e5:6c:4e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 6a:09:69:dd:48:50:37:38:d1:9a:d8:59:7c:fc:78:4e:d3:3f:21:c8
Fingerprint (sha256): a4:6f:37:cc:46:fa:57:9a:8f:99:80:5a:69:44:e7:a9:30:42:32:c8:0e:6d:16:c5:64:5f:dd:c3:a9:05:28:04
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.osservatori.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.osservatori.com
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.osservatori.com
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www.osservatori.com
www.plkn.org
osservatori.com
osservatori.com
www.osservatori.com
radiomobili.com
manometri.com
osservatori.com
osservatori.com
www.osservatori.com
osservatori.com
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catfood.organic
www.osservatori.com
Certificate
The complete raw certificate details for www.osservatori.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGXjCCBUagAwIBAgISAzmzruuKMR/9HCcbsYepI24gMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMjYxODM3NTZaFw0y MDA0MjUxODM3NTZaMB4xHDAaBgNVBAMTE3d3dy5vc3NlcnZhdG9yaS5jb20wggIi MA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQCqM+qs2D7+09UfS6pNrR9xP6aV kweeUANYNwmcsDlu+6EKKNw5KCHHJvWfpTYFOnY4lW4AUaNr8cFJ9ljvF9dovjtj 68J7yxFQLxUjrFtQlWvKNDqUVK5RB1pIsSVAX/pLicd5fQ34j5ZtE50tvm1BoCKe 8J5z6J7CVi+/FbJ2YTyPnB/XtdcIrG+3tmWypZKBUYKfSfD6whAoJGNEDV9sM2MV q5AgWcBmAtmJnLw4a8PrlEvfZ3A0PZP2Kjh2CvRTr2JZ9bPzEuUZcu5jKH/rCHNc tst+jO0AjLcfpKi+vKdxDTQF8C4yaEgoQ+00ZQs78HND4yHiYvL8EuIr2yVg19wG K2w8Zk4s33PszHkBt68euhigewJ+A7OlaMSwva69Mpz2asUn9h3tAI/cnwwis2Er sM/AElj8GqX89IWJYio2ELaBbKARbKpFtII09DqentMHaGeFIuWe/fkDyLvX9nH6 9zfRkpFmpqDvlZYOeON8JD45SxHzRX7IIwibgU41YcwoB3KceSadJvZtRuxqXefC IzisdVfruWCph53+fi4DMTTolzl6vpwUdhebnp7zBZ4UWg//W+Af4op55yiyqOjM aIsc4VCUHuMIU8zvT4lvjr/z6w5DwQEVUlDvnIZVgl6NQMEaPCAMFk5Y14kpAMgB TOT5MY8H3ovtUzLs1QIDAQABo4ICaDCCAmQwDgYDVR0PAQH/BAQDAgWgMB0GA1Ud JQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQW BBSLTPWA0dMRso8ZQGN6d4c5qOVsTjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObem RWXv86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3Nw LmludC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0 LmludC14My5sZXRzZW5jcnlwdC5vcmcvMB4GA1UdEQQXMBWCE3d3dy5vc3NlcnZh dG9yaS5jb20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAm BggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEE AdZ5AgQCBIH1BIHyAPAAdgBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFF WAAAAW/jXFX+AAAEAwBHMEUCIQDmVl0ofBd5+0+78o65sq5NDtbP1lOJq+yYgf6b LJiRJAIga0FF2reBnhVXsbJg/JQdd23xSu/MM5gc/Mn8Afh0E5IAdgCyHgXMi6LN iiBOh2b5K7mKJSBna9r6cOeySVMt74uQXgAAAW/jXFXkAAAEAwBHMEUCIQDJvSmb yVtBiHYU7Mcc7lgxE1NWNAHOXEr3/Qf3nNiBIAIgIEWjmxszDoNdZUXJRTmv3SDH 8VkB+dLEyE/GBR/iPDEwDQYJKoZIhvcNAQELBQADggEBAAU5rXxlv4E1NPDbzg6l j+fyLVNMA1UUH5oe/OYC3MUuYGrmVstiA3Y1FlCyScyhfbFGsTKwcRwJucIy8IFI 9QKTP7FsRfl2BZrejUp/jPRANzdLkImTqd2HF9OiQbPz93EU5DR9RkLCiZHlrxER Qd76I7AK8jCzte7WuAeqbiiUVltyXznVJzREme3ayn3a/+hY6rNKFu6sXLySB4qG hq34i/cd7O3jhety1W9qC7xvA6VXQGMUjsb4JlLaJpnsiBL0GPE7iFAKZIV65EKW oraFyH3UNEfpbjRtVh/XYtB8PX5MYktCF9TOBKAz8dLR6gExDewjRQQSCDwZPrbk dRo= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAqjPqrNg+/tPVH0uqTa0f cT+mlZMHnlADWDcJnLA5bvuhCijcOSghxyb1n6U2BTp2OJVuAFGja/HBSfZY7xfX aL47Y+vCe8sRUC8VI6xbUJVryjQ6lFSuUQdaSLElQF/6S4nHeX0N+I+WbROdLb5t QaAinvCec+iewlYvvxWydmE8j5wf17XXCKxvt7ZlsqWSgVGCn0nw+sIQKCRjRA1f bDNjFauQIFnAZgLZiZy8OGvD65RL32dwND2T9io4dgr0U69iWfWz8xLlGXLuYyh/ 6whzXLbLfoztAIy3H6SovryncQ00BfAuMmhIKEPtNGULO/BzQ+Mh4mLy/BLiK9sl YNfcBitsPGZOLN9z7Mx5AbevHroYoHsCfgOzpWjEsL2uvTKc9mrFJ/Yd7QCP3J8M IrNhK7DPwBJY/Bql/PSFiWIqNhC2gWygEWyqRbSCNPQ6np7TB2hnhSLlnv35A8i7 1/Zx+vc30ZKRZqag75WWDnjjfCQ+OUsR80V+yCMIm4FONWHMKAdynHkmnSb2bUbs al3nwiM4rHVX67lgqYed/n4uAzE06Jc5er6cFHYXm56e8wWeFFoP/1vgH+KKeeco sqjozGiLHOFQlB7jCFPM70+Jb46/8+sOQ8EBFVJQ75yGVYJejUDBGjwgDBZOWNeJ KQDIAUzk+TGPB96L7VMy7NUCAwEAAQ== -----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 280971792757988064081111926120017461210656 . . . . . . . . [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 2020-01-26 18:37:56 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-25 18:37:56 +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.osservatori.com' . . . . . . . . [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 694366841785227258556147058220926557014922739114237274308049824712517930853677152324172727199291700418455927522477180533153056733317006785185828080110292271722021862102169626482335260715371719665298181341568430433273398636890610732259000011772231113864713970467105690891490799879595646102035961337741939300122412811204065924788746743353553870392976580128376290967256279858875845048687632716104674770607966779862728027606995583411612562016977421421772615319712481939216165971630859139655288860417853606486107424294161637946781069091528244726520656258067990307106739958312712776567969218033986990752351777568802699579586127369632047675067654832230059494061307812001893254895671274012008408148898469210609446619603465881053374979607152639444709461595862970754457881781612936820481048088057946897445830893524226104705907986190533825808532084526085603445723360599830472855337139005469294132244903851302563706086582338462605635568930323559454507710892667827662300033015784349144733131179204112736195643727182415949510514174838389342144571954887609754761991051326404191805158873504840663719855296265275196012653197485263632281171248863035893512191555497781062373898211576884484126513924864929883734156958934378931563291320632924079146593493 . . . . . . . . . . . . . . . . . . . . [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) 8b4cf580d1d311b28f1940637a778739a8e56c4e . . . . . . . . . . . . . . . . [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 (23 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.osservatori.com' . . . . . . . . . . . . . . . . [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) 00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016fe35c55fe0000040300473045022100e6565d287c1779fb4fbbf28eb9b2ae4d0ed6cfd65389abec9881fe9b2c98912402206b4145dab7819e1557b1b260fc941d776df14aefcc33981cfcc9fc01f8741392007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016fe35c55e40000040300473045022100c9bd299bc95b41887614ecc71cee58311353563401ce5c4af7fd07f79cd8812002202045a39b1b330e835d6545c94539afdd20c7f15901f9d2c4c84fc6051fe23c31 . . . . [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) 000539ad7c65bf813534f0dbce0ea58fe7f22d534c0355141f9a1efce602dcc52e606ae656cb620376351650b249cca17db146b132b0711c09b9c232f08148f502933fb16c45f976059ade8d4a7f8cf44037374b908993a9dd8717d3a241b3f3f77114e4347d4642c28991e5af111141defa23b00af230b3b5eed6b807aa6e2894565b725f39d527344499eddaca7ddaffe858eab34a16eeac5cbc92078a8686adf88bf71decede385eb72d56f6a0bbc6f03a5574063148ec6f82652da2699ec8812f418f13b88500a64857ae44296a2b685c87dd43447e96e346d561fd762d07c3d7e4c624b4217d4ce04a033f1d2d1ea01310dec23450412083c193eb6e4751a