www.berto.media

Issued by R3

About this certificate

This digital certificate with serial number 04:6d:09:29:36:7f:82:02:6e:c2:cd:9f:e2:ce:5b:ef:4b:11 was issued on by Let's Encrypt.

With 2 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=www.berto.media

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:6d:09:29:36:7f:82:02:6e:c2:cd:9f:e2:ce:5b:ef:4b:11
Serial Number (int): 385552098762908874503476320366445259082513
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 00:74:7e:0b:8b:65:9c:06:64:8a:75:19:0e:d2:78:f3:bb:32:aa:94
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 7c:a8:fd:49:d7:47:ac:99:ee:6e:81:5e:56:b4:9c:ad:7a:3f:66:00
Fingerprint (sha256): 7f:1b:c8:98:a1:20:fd:45:f3:cd:30:ac:d4:59:fc:c5:0f:c3:cc:05:33:c6:2d:00:c8:e9:05:a3:50:ca:ad:e4

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

Revocation information

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

Check the revocation status for certificate www.berto.media

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.berto.media

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

berto.media
www.berto.media

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berto.media
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Certificate

The complete raw certificate details for www.berto.media in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyGEfErAJeHbSUnkaMO7i
uR71DnWKq3Kt6uIRRjlbKVIAuNM4hkR6HlfJgC4jX8mv/t2BxAnp/7OIDcK+TNJS
3AZWh01KQwvxDNS3F5wH5Ar+mg8fvJuSBwHrEGw1W5OyAd5Y3e9VnoEsNWkcjBzb
fOsljJIurhLcl9VFcOYHxLVt6+U6WzUdle3a2jAOIO8SgG1f+poWOX77LXF/uWjD
ML8IwK0kNX6Vz9zQZ0yPonKYdwzGcireelo7G5YOw6DjgGYo9f0J5AuCl9hOjJk6
LMXmnyjc3NJuBO+SNdhhkl6a0swaCaUD8ZKrzUPn0WLA9tw3j4k0s6yEUPAWTWS4
TwIDAQAB
-----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 385552098762908874503476320366445259082513
 . . . . . . . . [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 2024-03-12 21:02:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-10 21:02:50 +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 'www.berto.media'
 . . . . . . . . [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 25295553330119562574136963730800036354535757636155078190971286357399603868001139859259510885415682980421171285231493525459604318978851118550453242821311626777706947860756723273103745816235337156655506241136648948100494475121892198869671390561018460679295483449970575574460431270874588901584560746425324306365956623621282233142147431537066376981413664350471192448950005107328520297508309304878217820363752079405606007532166632833713673885434348881809312557394820933232096958226489146665554003188735213434474121910306622382215398263032010923124614284635288486486482380241612569871343094590799048990611346148220909959247
 . . . . . . . . . . . . . . . . . . . . [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)
							00747e0b8b659c06648a75190ed278f3bb32aa94
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'berto.media'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.berto.media'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e34b0959e0000040300473045022100977bd640b33886f90beb99005921a2a3ec663edfa8bf8aaa29282804a03f9b4e02202430cf9cf4eb57ef78e392b7443e1ce4524fb6fa40944b33a7e591f90bfcd19900760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018e34b097c0000004030047304502200944c539f76c73ffa28b2b6642c9fd133439e8d919dc3b48807419f1afb2c4f30221009e7672ac544a7453da919726e7c452c984f870f3819cc157b684318f517b7bcc
 . . . . [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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