www.osservatori.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:54:14:4c:d2:75:14:d5:c8:86:23:50:c9:01:96:ad:9a:9a 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): 03:54:14:4c:d2:75:14:d5:c8:86:23:50:c9:01:96:ad:9a:9aSerial Number (int): 289947560059698677764516436370153511164570
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: d4:5c:b9:74:48:63:44:72:7d:20:97:a0:41:dd:6b:54:e5:02:ef:7e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): f6:be:24:d4:2b:74:fa:05:56:42:5b:3f:7f:c5:8a:ba:11:0f:eb:09
Fingerprint (sha256): 61:ac:f1:92:02:26:da:3b:13:35:d3:d6:17:18:5f:62:7b:e4:b7:20:a7:dc:a2:90:ec:00:f1:1c:1c:7d:a0:0b
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
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radiomobili.com
manometri.com
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catfood.organic
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Certificate
The complete raw certificate details for www.osservatori.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGXTCCBUWgAwIBAgISA1QUTNJ1FNXIhiNQyQGWrZqaMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMjcxOTMxMDhaFw0y MDAyMjUxOTMxMDhaMB4xHDAaBgNVBAMTE3d3dy5vc3NlcnZhdG9yaS5jb20wggIi MA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQC+Q5cUYM6j/EypV7WmaoUY9+sG 7wgSHB7mEkbDzwTNOAzMMLcJHf7nriom1Tl8bpKG4RHcg013+TDvvViTEY1Mmodb JOfGeO7QYksvu7wQb36A/TFpbmRtReHcq1kC3/jBLkekJt/r7vad9nxxjLmXE8Sp K9dYuDMnO9CZJGPJ79BnjGTAXDJLqlPls78gGiyyC/vbOd/w/f2+lVwHPq1qlue4 sYt1XuErz2jr9R3qOztv7t7qnVICg3Pe8zGM+WExY7SNPfN23WKPxFPh1m3wxG5L wWmStrzS7sJBZnxaC6/ELQniBvwWLHjyWOUaETsPRr264lIOQ8pheCJV618B+FXI NxMTPP3fLAEAuNQKVDOrEASMmrKXEZFwvrVs/Pvu+NA0NOPT/aMX6QZqgFUjbEyN Te26QVsMforMjVdTX566sBMUB4ZHp1/OxY7AKA+TctiiTYUIbPsEttlYxPzV4SBP zC3V2PYglojpbAGx+t/zfsTULaxWj23o48NoEdY7ztzqOXUpbiEammqro55NtdKI keLMdlUvViqxRnO+BZpC12lsNS3FaAzG8pcW/plOU3nnkYmHUkZdU/51rHN3S+/G l+2SEW/I8o5Au0PLjFcp7SGuLWlxOMTspKRbbpV5wboOygWYC4yFCTfc5JZWX2kW MXWlufsfubXo0xq2rQIDAQABo4ICZzCCAmMwDgYDVR0PAQH/BAQDAgWgMB0GA1Ud JQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQW BBTUXLl0SGNEcn0gl6BB3WtU5QLvfjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObem RWXv86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3Nw LmludC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0 LmludC14My5sZXRzZW5jcnlwdC5vcmcvMB4GA1UdEQQXMBWCE3d3dy5vc3NlcnZh dG9yaS5jb20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAm BggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEDBgorBgEE AdZ5AgQCBIH0BIHxAO8AdgBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFF WAAAAW6uj3e9AAAEAwBHMEUCIHqdkBmJyXZi4RGtdUHduxKn/F3W9HG3bw1U88kT mZoqAiEA/A2/wzq8tA9rb37VxUqicU96a4Q8WK3CZoPMcjgoKKcAdQCyHgXMi6LN iiBOh2b5K7mKJSBna9r6cOeySVMt74uQXgAAAW6uj3eqAAAEAwBGMEQCIEh0TZtP NBvkp9aTrRWjFOg1kFC4K+w5Y+A7v+mKxNgAAiBQYTyULQ/3I3KahayMQrxibc47 bT+Ira4I8rYmo9ZDSzANBgkqhkiG9w0BAQsFAAOCAQEAHK6fs2+Oh1kEBT7BMuj9 0hEO5WTD3iZloHZ+VohQR8vLRbVxb9va2Rx4RnJqwhP4C9QWA8VKIMPYdi/Twrx4 egPhrjHbb0Rq8UetASLdRygj0vQlS1VE+N5lHKDoTCVCcomdQ17J3F80e0kxhvif hxM1ey4g7M9WV6hAqy7k395+XX4hvTvP2OK4EyVmr+zWban7Or7B9Hoql6vI/ps8 vccp2t+1tDRGdr1E+1Pi3/+qgwvxIJosmQYhrnKGYJzJ2L46C+3sR7Cr+1/4HKB3 cDRcYT2mOq6l5Ay32LDhk4eZ8tEcCJC4htlDyLF741+RS23ESXED9rYn81fD2PBT 7w== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAvkOXFGDOo/xMqVe1pmqF GPfrBu8IEhwe5hJGw88EzTgMzDC3CR3+564qJtU5fG6ShuER3INNd/kw771YkxGN TJqHWyTnxnju0GJLL7u8EG9+gP0xaW5kbUXh3KtZAt/4wS5HpCbf6+72nfZ8cYy5 lxPEqSvXWLgzJzvQmSRjye/QZ4xkwFwyS6pT5bO/IBossgv72znf8P39vpVcBz6t apbnuLGLdV7hK89o6/Ud6js7b+7e6p1SAoNz3vMxjPlhMWO0jT3zdt1ij8RT4dZt 8MRuS8Fpkra80u7CQWZ8WguvxC0J4gb8Fix48ljlGhE7D0a9uuJSDkPKYXgiVetf AfhVyDcTEzz93ywBALjUClQzqxAEjJqylxGRcL61bPz77vjQNDTj0/2jF+kGaoBV I2xMjU3tukFbDH6KzI1XU1+eurATFAeGR6dfzsWOwCgPk3LYok2FCGz7BLbZWMT8 1eEgT8wt1dj2IJaI6WwBsfrf837E1C2sVo9t6OPDaBHWO87c6jl1KW4hGppqq6Oe TbXSiJHizHZVL1YqsUZzvgWaQtdpbDUtxWgMxvKXFv6ZTlN555GJh1JGXVP+daxz d0vvxpftkhFvyPKOQLtDy4xXKe0hri1pcTjE7KSkW26VecG6DsoFmAuMhQk33OSW Vl9pFjF1pbn7H7m16NMatq0CAwEAAQ== -----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 289947560059698677764516436370153511164570 . . . . . . . . [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 2019-11-27 19:31:08 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-25 19:31:08 +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 776209497039690735134489126294600968611199241060047145797169884541944781295854963355619790223172051441213742616354185619354201456885836239270145053635424947747004513472665268346740025405484610989364503650071973638732646394962972825472122412609059169791995978009040849508710869918462335670370326982513689215646325564595508403104417977178060667671196095085936579852533279630870217378072679233096948223291575323894975389838841792114185628613183612927832220419024856935289177730625702488543600988664292324564310073018005354632876527679766944674901511045967533670127212165250405697965098922706767709343840243788381007931400920371814479995922504391296343560006444044314994081017481453528648954806859429346859063085563094992603196870139296596674696077805583864660127458914368078766371806872298681529194953089090239528696823097200917958894783008274230584373372641234723664258725619731166432046733808647637531975399296567618973885200719500272221693679530058162479145994980564844156147553286602400528817253809529002633814566631786154484388100423572800163116502719616606046115796348979490998623050428124469957319588260820653627821562200055819544667834918227634983376658153887364186116805466980922183282108909476856842065417203177986522143700653 . . . . . . . . . . . . . . . . . . . . [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) d45cb974486344727d2097a041dd6b54e502ef7e . . . . . . . . . . . . . . . . [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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016eae8f77bd000004030047304502207a9d901989c97662e111ad7541ddbb12a7fc5dd6f471b76f0d54f3c913999a2a022100fc0dbfc33abcb40f6b6f7ed5c54aa2714f7a6b843c58adc26683cc72382828a7007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016eae8f77aa0000040300463044022048744d9b4f341be4a7d693ad15a314e8359050b82bec3963e03bbfe98ac4d800022050613c942d0ff723729a85ac8c42bc626dce3b6d3f88adae08f2b626a3d6434b . . . . [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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