ubuntuforums.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:71:5b:54:98:93:a8:80:d5:fe:20:a9:59:fc:a4:28:8b:7d was issued on by Let's Encrypt.

With 3 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=ubuntuforums.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:71:5b:54:98:93:a8:80:d5:fe:20:a9:59:fc:a4:28:8b:7d
Serial Number (int): 299910164252524279460545618219056797092733
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f6:7f:95:3f:da:73:7c:55:93:26:ce:f4:32:33:57:b0:93:ab:6c:ed
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 03:57:a5:a7:a9:02:8a:74:8b:ae:90:c1:6e:0c:ba:36:ee:be:d7:68
Fingerprint (sha256): eb:05:34:5c:7b:a9:53:8a:74:3b:b3:61:87:3e:31:5d:a5:c8:e0:31:af:51:20:1f:9b:ea:72:ea:72:50:78:23

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate ubuntuforums.org

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ubuntuforums.org

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

admincp.ubuntuforums.org
modcp.ubuntuforums.org
ubuntuforums.org

Other certificates including the domain name ubuntuforums.org

(limited to 100 certificates)
redirect.ubuntuforums.org
redirect.ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
redirect.ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
redirect.ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
redirect.ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
ubuntuforums.org
redirect.ubuntuforums.org
redirect.ubuntuforums.org

Certificate

The complete raw certificate details for ubuntuforums.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxqFdnbh2h+q2TCoRtwSy
uNDA5VmiNrcp73evsLEFl3bW8WMZaoW2tVgLHS/umiEt0jSAmhWCmdJ1EATfK3Ea
ZNxB2wTC63/QUk0Lv7LAEIDNh8cgh8lv09nCdpx18W0CWV6ug4OZ/UQgZNBOHotH
LIbk8iYaN+qxS79RuWFnVctSp00J42Sa0Dfe6jaBjDalDI4PqOZFymSwSnRCY3y2
7zXjvbThijW8BYRH+KIIoayIYQ7OngTXgpEWyU4HFOP4fgyjvc8IUNbWwmsqGXuO
7ztd/79BZoLifQwWislah5xSPnlHvfVMFJ3+3mEJumvV7Gkt0beAxVCQ2ovkEFRE
8QIDAQAB
-----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 299910164252524279460545618219056797092733
 . . . . . . . . [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 2019-03-30 03:10:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-28 03:10:00 +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 'ubuntuforums.org'
 . . . . . . . . [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 25074756769674094066209873477987168934487769951963417048053976499620528349649646665808745577776397059143571340183401037193739275099169774624649861343915760455884133333361195596457774365001916141894835814816889979325661817406184042568506948122945188368447126905996804941941479903163768340766916956103902419380492097008526005397039212646462931431490285774091937719501624295075031916160950184636667594842118911634414570805163610720928749379136411163019620248118543648215977855781603717188198373132511784337104187202278582769239650289816201508646158354379956777119793913580758278190456787769131914290995095105550259864817
 . . . . . . . . . . . . . . . . . . . . [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)
							f67f953fda737c559326cef4323357b093ab6ced
 . . . . . . . . . . . . . . . . [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 (70 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'admincp.ubuntuforums.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'modcp.ubuntuforums.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ubuntuforums.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000169ccca422a000004030047304502203c3650fb1fd400157c48aae61daf4fee8636013a94e097781db3af15655c7d8f022100b2a0a2ab460e2eb8a3e942e92389520dbbc154a26a1cb3e3d75aacc9d2a691d3007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000169ccca422f000004030047304502207626f21748259f5a52b0a144bbf3e2d66b19516ee380d7723c3d8fe023f703cc0221009eea1bae0e20d5fa3f6f3f1ad1598310277fe89c2b68b984f2fe82f16fb52af4
 . . . . [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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