osservatori.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:8c:0e:df:e0:0e:14:3c:d0:a3:44:99:ad:d7:a6:95:49:29 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=osservatori.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:8c:0e:df:e0:0e:14:3c:d0:a3:44:99:ad:d7:a6:95:49:29Serial Number (int): 308996160782727775627709429511298359839017
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 4c:41:ac:ff:82:27:62:f0:8c:e5:83:ce:21:57:98:8e:48:d5:91:98
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): a2:89:09:d3:e7:67:cd:d7:4e:08:1b:98:02:68:3e:13:60:6a:98:70
Fingerprint (sha256): 96:19:f3:63:ce:28:c3:82:bb:d8:95:8d:79:fe:f7:15:9d:6b:e0:3d:76:c1:bf:77:a8:0c:c7:af:5d:cb:23:7c
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate osservatori.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for 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
osservatori.com
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(limited to 100 certificates)
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osservatori.com
osservatori.com
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catfood.organic
www.osservatori.com
motocompressori.com
osservatori.com
www.osservatori.com
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
osservatori.com
www.osservatori.com
catfood.organic
www.osservatori.com
Certificate
The complete raw certificate details for osservatori.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGWDCCBUCgAwIBAgISA4wO3+AOFDzQo0SZrdemlUkpMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMjcxOTI5NTBaFw0y MDAyMjUxOTI5NTBaMBoxGDAWBgNVBAMTD29zc2VydmF0b3JpLmNvbTCCAiIwDQYJ KoZIhvcNAQEBBQADggIPADCCAgoCggIBAKALWs0e7W9fSRm6AbL8dPD8m5fekV63 NHj4HK65Pj09NvRSqvkspYJ91ZsCznYS5x6h1eyd4QKedfv20fKVgyBMyX/jMKvl RmvJoZ22r/YBPAq5ymolY3XbZx/mhEP4M9OGM0EH0cQAyHXXCz6GF1H23Fn4tvZv X1pc5aunrzj19HjWQvpx+koc9cKJTiW6PDuQGl4kDZqcwZqTipSBmmxJOqgomH5B HeKNHw85yFuAKjGKSkW2f0ezQZdwa0Y/5R6JqnhkVc3NLQovlUNXGENzKMah9olO sf7UEB5PezfR711UBJ3sTqywnzIJ1gacAGSSCqxQILIaM4aCCo3op0KepITCrzmZ MynZ3tCtq1G5YTbIiHddobnXYpm+Pgl2SGdDVniPdxyw/6kDQBTF7B5AVVjq2Ui1 DgBrFvhZ2UXQRQXBW31OIhXrvfZ5jlJYmkYZaR+N/F4tdUpqqjnBkNLhj3QPMOJ/ Oyxn6GCOxjLU2Ul+gSSVsVmjEC7XxDjUc96mTDRAmmpL0c6+2wBPi6q/6RTFd6V7 nZJIr4rKbOZHBiW7giE652UvhKw9YxlV82L4o+oInOLVAyaJTMHv8QlKRYb1X/Nb 1GHup7ob7uc55M5sIy6xFbt8ertwE2HEBUeOuB6+uYUsYMdeGNWlDZ36Q5ujGwlu YD4XPtrc3EmzAgMBAAGjggJmMIICYjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYw FAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFExB rP+CJ2LwjOWDziFXmI5I1ZGYMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/z qOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZy8wGgYDVR0RBBMwEYIPb3NzZXJ2YXRvcmkuY29t MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUH AgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBgYKKwYBBAHWeQIEAgSB 9wSB9ADyAHcA8JWkWfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMAAAFuro5G qgAABAMASDBGAiEAiEXD33UaZt14ItU54aaXMQlpfgJvsWXC/gvSesON4WgCIQDT 5R2tJHoRI742Xz9t6v2RAp0OoqoaolesomkewLqBqgB3ALIeBcyLos2KIE6HZvkr uYolIGdr2vpw57JJUy3vi5BeAAABbq6ORp0AAAQDAEgwRgIhANGNlerxwzRSqxeA wjBcNn2nOsRsFlH8RtDC3hxTDLOmAiEA4cNlHnQYu9wQHznxeSLj0yIuDitwgO7+ UHbp36/37sYwDQYJKoZIhvcNAQELBQADggEBACf6RYdVdjev81rP/2RXbzNVQ5GK E6TW/HQYnjnWqhjgojC/6ruN2SbvO8MFzjMyQIuSF2tWvHT9UEDYjlUf7207Aqrl 8oFI2wGYuVyGCuBtLFxWM7xyMKloUCGZsyS1KHJoxLCZu81swW2mfagDUyU6AD7m JcfHHFufLKa+diWay9e7RCEvJUMsvnnhtFsBdSfHocadXtA726cNvFODMXV3xALq wxJ9Dequ3FoUVthmKOrYXDx8U1Bp8RIC5yn8l1vAVXlx4nJ3PwffJOnHidhqkloZ BxfLk/QsAvu8x6azGFv23HvYkySBXD52P5fNR4gKuw/HrtpEAeyjxkHqmXY= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAoAtazR7tb19JGboBsvx0 8Pybl96RXrc0ePgcrrk+PT029FKq+Sylgn3VmwLOdhLnHqHV7J3hAp51+/bR8pWD IEzJf+Mwq+VGa8mhnbav9gE8CrnKaiVjddtnH+aEQ/gz04YzQQfRxADIddcLPoYX UfbcWfi29m9fWlzlq6evOPX0eNZC+nH6Shz1wolOJbo8O5AaXiQNmpzBmpOKlIGa bEk6qCiYfkEd4o0fDznIW4AqMYpKRbZ/R7NBl3BrRj/lHomqeGRVzc0tCi+VQ1cY Q3MoxqH2iU6x/tQQHk97N9HvXVQEnexOrLCfMgnWBpwAZJIKrFAgshozhoIKjein Qp6khMKvOZkzKdne0K2rUblhNsiId12huddimb4+CXZIZ0NWeI93HLD/qQNAFMXs HkBVWOrZSLUOAGsW+FnZRdBFBcFbfU4iFeu99nmOUliaRhlpH438Xi11SmqqOcGQ 0uGPdA8w4n87LGfoYI7GMtTZSX6BJJWxWaMQLtfEONRz3qZMNECaakvRzr7bAE+L qr/pFMV3pXudkkivisps5kcGJbuCITrnZS+ErD1jGVXzYvij6gic4tUDJolMwe/x CUpFhvVf81vUYe6nuhvu5znkzmwjLrEVu3x6u3ATYcQFR464Hr65hSxgx14Y1aUN nfpDm6MbCW5gPhc+2tzcSbMCAwEAAQ== -----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 308996160782727775627709429511298359839017 . . . . . . . . [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 19:29:50 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-25 19:29:50 +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 '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 652924000506166357785949869765281464993504760141422633131669242699884067527170542031518440571772136739958721138197252333439730373436862190666859312614748285943250119264027195145914519148887921065050980835149053271150796387369995719631222330623291533785322561214585984181342874970085853639094142016373075097496176293571349269883270705231566888759827353426496982401740095779957206449331326631825205006034477235510626201706189641361691371062436201817018768195100004739325376918142400103548226082592423486345882482550551264593420028903417000323421761259872221054830641556778015307918506409877491940308784201476947034971828287574810587089861432585252894901470961158395231749817904032460231185948871888665164525779541125969250097969775202559195744072807964263800412217138978398656904801239821580955600328411577962417505361458517883884442460824361002617519224709620380977377304993949690746415716560535391881949978438352901416746464486813108210131010663943462373402128176132929600384954498362981705699175175704963471459735066051646250829374550091293553176853072027782290691447286611407000642245796212844010225229038143804290898290336750381211325541830248343747515398460238383341744618399553997138868347434416678585675246422013354177887750579 . . . . . . . . . . . . . . . . . . . . [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) 4c41acff822762f08ce583ce2157988e48d59198 . . . . . . . . . . . . . . . . [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 (19 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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 (247 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) 00f2007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016eae8e46aa00000403004830460221008845c3df751a66dd7822d539e1a6973109697e026fb165c2fe0bd27ac38de168022100d3e51dad247a1123be365f3f6deafd91029d0ea2aa1aa257aca2691ec0ba81aa007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016eae8e469d0000040300483046022100d18d95eaf1c33452ab1780c2305c367da73ac46c1651fc46d0c2de1c530cb3a6022100e1c3651e7418bbdc101f39f17922e3d3222e0e2b7080eefe5076e9dfaff7eec6 . . . . [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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