ubuntuforums.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:9d:90:5d:8b:96:d2:1e:a7:81:c6:c6:2e:e9:dc:8a:1b:54 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): 04:9d:90:5d:8b:96:d2:1e:a7:81:c6:c6:2e:e9:dc:8a:1b:54
Serial Number (int): 402065369879833385170501079212750354914132
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: fa:c2:26:a6:d0:f2:eb:21:d5:bc:ce:70:6e:37:d4:eb:9f:85:d9:a8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ae:fe:79:36:d7:e3:52:fa:44:69:39:d8:49:ec:ff:ca:1a:04:57:c9
Fingerprint (sha256): 85:7d:6c:51:51:ee:c2:44:9d:40:f2:92:b5:fb:3a:94:74:76:05:f9:2c:6c:a7:16:ea:1d:3f:80:7c:e7:78:08

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq9rmZVtqkm/kSpEEK2Vg
M0hEOICc71GXlUbAJbAv5gbHs0OIfL+tWDH4MFfZX9Ig7xxDysldWxep9Ni8UIOf
7joEiQG1mL+rANZCalLXeW3wyWIC+g6HOzQ8kB8oeJUoOSiqLyjLshKoXahTWFOG
gDDTrB8wFrnGLhsdcuQlgjrh/KKKjWuM62QAP4sEU2e8Xc1ArxwZzs4vo1Es6rVU
3bDB3qUVGwlBHonqulmQqURNbwU0WhjY31XXtDRnSFkI5lqRHOBEaBzgMQ3x9qnl
ZaYfk+IX16q0BvxgHSDSeUfMBV/6ttCwst3oeJOAvdTrP3I3LcFmwJ2Nd3895lab
ZwIDAQAB
-----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 402065369879833385170501079212750354914132
 . . . . . . . . [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 2019-11-13 03:04:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-11 03:04:42 +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 21694693754462356077333301223916342130924358165747162627158114845239137525482487079667394926943843334340228719110253542403048058251121503612337153051532530556179365294453772958686404993221741620727809015443397050988926953838358878999790412857226362353073673656881866498529503148236567097561272185847291890873052350680132460157998956656734711537773856236798592750453105563360679399771818632448248105727276298930936612267349236730003594859703670488431755047459643674573990434135174668294171757684654535717120382359743428339773757243712707860991043066428724204799095296058267821848468390407607548631203439445187877051239
 . . . . . . . . . . . . . . . . . . . . [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)
							fac226a6d0f2eb21d5bcce706e37d4eb9f85d9a8
 . . . . . . . . . . . . . . . . [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)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e62ef56100000040300473045022100b11975423c8434701d1f09ef4f7d0fa8f9b183539f4ee89a3ce3c642bda23ca3022020703891a5883a5887e44f8920452eff9c584534fec955455fb2c0fbacbb75670076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016e62ef56b2000004030047304502204fc92c22a3e8a4cc99a6e92f32757bffce2e4ecfaf63864ce3fb33159334d82402210080a7e590104db2d01d4974cfe17d731dc230ce8c4e6bc35f82016d5ff82b0f5a
 . . . . [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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