mail.attenuatoridurto.com

Issued by R3

About this certificate

This digital certificate with serial number 03:bb:df:94:ae:c2:3e:db:3d:0b:25:08:fc:e0:d0:48:96:b7 was issued on by Let's Encrypt.

With 6 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=mail.attenuatoridurto.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:bb:df:94:ae:c2:3e:db:3d:0b:25:08:fc:e0:d0:48:96:b7
Serial Number (int): 325266850257020319678460614143938207979191
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 97:74:c8:bb:64:f3:97:6e:68:4c:37:be:10:57:61:e1:ae:7f:50:af
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 0f:d2:29:36:f2:2a:2a:0c:57:8a:df:48:42:40:a5:22:13:21:20:89
Fingerprint (sha256): 5e:80:a8:91:f9:4d:06:64:ce:fb:51:3e:0f:ce:0a:b7:3c:46:a0:dc:5e:ff:5b:38:80:0e:f1:68:e3:e1:99:2c

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate mail.attenuatoridurto.com

6

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.attenuatoridurto.com

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

attenuatoridurto.com
attenuatoridurto.it
mail.attenuatoridurto.com
mail.smaroadsafety.com
www.attenuatoridurto.com
www.attenuatoridurto.it

Other certificates including the domain name attenuatoridurto.com

(limited to 100 certificates)
smaroadsafety.com
smaroadsafety.com
smaroadsafety.com
smaroadsafety.com
mail.attenuatoridurto.com
mail.attenuatoridurto.com
smaroadsafety.com
www.attenuatoridurto.it
smaroadsafety.com
smaroadsafety.com
smaroadsafety.com
smaroadsafety.com
smaroadsafety.com
smaroadsafety.com

Certificate

The complete raw certificate details for mail.attenuatoridurto.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA17LmzyveIY6lgFW4+Zgx
gjcQO8CtQsf7VwmNCWW8Ds3G8r3bPTMfg0m0RevE1IwZ1hzvZFKQSHxCf7t8QyS5
sXJLE+ghQf/qKdiUvRQD06idxBBweQJfzdzic8ctnGl9OAcFbiQs+iis+DGJNiaO
0dYeVVYRoHyv7IhQtEJs2jUaNZC1DL6ysMi51QvPyoQhfiM2cXqKH0JQ1VF08pWJ
zR+Q1cfotmWVuiWRBQue9SlTLtaLixepz6G8jqxb/ID9xoNBe1auVpTX7Z6w92xQ
td7yu4siyV3vSTUHd88QUJfJyfVbbdM5+S3VVnFAwRbhSz0nGDvb4q+mMV9XQAb5
4QIDAQAB
-----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 325266850257020319678460614143938207979191
 . . . . . . . . [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 2023-09-16 07:16:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-15 07:16:00 +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 'mail.attenuatoridurto.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 27229455234005701892030972748670025541822248867812914920956113622774918477126890861853636845394113434396830943532154202961255024101518329481567879314138871121969300131990226520498343731122728340288791747065378499150960449130823172497831770975841828447593565066022600529712761280559806681399895456920721727642477618770753471345378810472775718278876119110421583710248018451746743264848699647783598049811058919090714247663457899872487072158675259113836529239918462099995767398044005422023333042802542860265874577834671687383358649214900086355239471603545303373553585513640117074453022992981298218469994415342433092434401
 . . . . . . . . . . . . . . . . . . . . [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)
							9774c8bb64f3976e684c37be105761e1ae7f50af
 . . . . . . . . . . . . . . . . [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 (148 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'attenuatoridurto.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'attenuatoridurto.it'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.attenuatoridurto.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.smaroadsafety.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.attenuatoridurto.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.attenuatoridurto.it'
 . . . . . . . . . . . . . . . . [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)
							00ef007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a9d0fa07a000004030046304402205cf04d36c72ff24a90dcbce98f73a7433f543b489c1dcbe86120df1114e410d4022032beab66b4ca889fef92164ac9dbecfc1d305aa296ca658fa23475734c29a869007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018a9d0fa09900000403004730450221009c7015f7bfa099b2343404af4c1888d7e93358629d4383dfa70adbad3d807463022040c05efd126eb090f8c9164449025971ea6b386e65cf3e3e5eef986d99a7cf77
 . . . . [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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