adblockplus.org

Issued by R3

About this certificate

This digital certificate with serial number 04:58:5d:46:74:9d:8d:21:b2:28:45:a5:67:ab:67:e1:4a:29 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=adblockplus.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:58:5d:46:74:9d:8d:21:b2:28:45:a5:67:ab:67:e1:4a:29
Serial Number (int): 378517976045713679645980864018086761679401
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 37:65:f0:ae:13:f5:81:cf:ce:89:68:ff:d3:65:db:81:ee:a3:d3:71
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b9:ca:62:4d:b5:ef:66:b2:57:2f:c6:1f:d4:97:77:c6:40:28:e2:8d
Fingerprint (sha256): 1a:ec:9d:73:a2:db:ad:e5:be:ad:ff:a5:e9:78:8b:e2:11:de:3c:bd:08:ad:50:2f:4f:bc:0e:61:a3:27:f9:43

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

Revocation information

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

Check the revocation status for certificate adblockplus.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for adblockplus.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

adblockplus.org
www.adblockplus.org

Other certificates including the domain name adblockplus.org

(limited to 100 certificates)
notification.adblockplus.org
adblockplus.org
intraforum.adblockplus.org
*.adblockplus.org
adblockplus.org
codereview.adblockplus.org
easylist-downloads.adblockplus.org
stats.adblockplus.org
codereview.adblockplus.org
update.adblockplus.org
adblockplus.org
update.adblockplus.org
blog.adblockplus.org
monitoring.adblockplus.org
forum.adblockplus.org
share.adblockplus.org
help.adblockplus.org
easylist-downloads.adblockplus.org
crashes.adblockplus.org
adblockplus.org
new-integration.adblockplus.org
mobile-telemetry.adblockplus.org
downloads.adblockplus.org
testpages.adblockplus.org
easylist-downloads.adblockplus.org
www.adblockplus.org
www.adblockplus.org
new.adblockplus.org
issues.adblockplus.org
monitoring.adblockplus.org
adblockplus.org
issues.adblockplus.org
easylist-downloads.adblockplus.org
adblockplus.org
easylist-downloads.adblockplus.org
easylist-downloads.adblockplus.org
help.adblockplus.org
reports.adblockplus.org
www.adblockplus.org
www.adblockplus.org
welcome.adblockplus.org
www.adblockplus.dev
share.adblockplus.org
downloads.adblockplus.org
adblockplus.org
codereview.adblockplus.org
www.adblockplus.org
easylist-downloads.adblockplus.org
adblockplus.org
easylist.adblockplus.org
intraforum.adblockplus.org
notification.adblockplus.org
notification.adblockplus.org
hg.adblockplus.org
new.adblockplus.org
codereview.adblockplus.org
*.easylist.adblockplus.org
testpages.adblockplus.org
share.adblockplus.org
*.adblockplus.org
downloads.adblockplus.org
welcome.adblockplus.org
intraforum.adblockplus.org
www.adblockplus.dev
easylist.adblockplus.org
www.adblockplus.dev
www.adblockplus.dev
hg.adblockplus.org
issues.adblockplus.org
easylist-downloads.adblockplus.org
hg.adblockplus.org
*.adblockplus.org
easylist-downloads.adblockplus.org
easylist-downloads.adblockplus.org
reports.adblockplus.org
telemetry.adblockplus.org
help.adblockplus.org
easylist-downloads.adblockplus.org
update.adblockplus.org
easylist.adblockplus.org
update.adblockplus.org
easylist.adblockplus.org
reports.adblockplus.org
hg.adblockplus.org
easylist-downloads.adblockplus.org
reports.adblockplus.org
easylist-downloads.adblockplus.org
*.adblockplus.org
easylist-downloads.adblockplus.org
welcome.adblockplus.org
testpages.adblockplus.org
adblockplus.org
easylist-msie.adblockplus.org
issues.adblockplus.org
accounts.adblockplus.org
testpages.adblockplus.org
www.adblockplus.dev
update.adblockplus.org
notification.adblockplus.org
crashes.adblockplus.org

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApdmyUegXuxgxak6xRPHt
VPPseQXJlipRBTSqsAELT4/mN1VW5At1FBn1ki+KtUjMRhzuLeJOg7uLuLSD9Udi
GTggRglTO6r1I1D8lQBh47nPxzNRzuzB4BQnw8tyYnRzFYqyYAhhmwg9xHSdPgfI
vSxEs34MypLLWscNusL5lC6bJnou3dYZvbk9ddzOVLVIPYUsG/4LSk7asTxbDL21
bJ0aa2n0TDaCmj8qqPJ0TR1l7oUQmMlfqeOD5yOKiv8MNGmNDEdaKQbmF/hXZZGC
3n8RXYHHbWKpDmQduVU3HCRQ/NBndkbM4+WjL7sntAf77DB91PKjv8styFGLFzRu
fQIDAQAB
-----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 378517976045713679645980864018086761679401
 . . . . . . . . [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 2024-01-12 20:59:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-11 20:59:49 +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 'adblockplus.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 20936670495263537092517721712051083984939848435714089085013433021385105256089589058740277408164337032463988971660035059229819424303406604256801738400597843959810527268069735866488380058014982263150606634119190313749531848006250497380149199828776652766392937646925680274726447079474134314936785880892868075008185313743920316806823570439404941589507276016553962905885518659137301376630176476017627360942005915744329735725043097318256171928024233877493758026482201029907362744126168580520000582721008753600886347751368362627567322040847621384955463655222023921686343121555262756126088599822989829022030718796510509952637
 . . . . . . . . . . . . . . . . . . . . [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)
							3765f0ae13f581cfce8968ffd365db81eea3d371
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'adblockplus.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.adblockplus.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 (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)
							00ef007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018cffb042970000040300473045022100c14cce040051affd7928c66244915706c3e6294fd1c4c940893db79329b5decf02203f99323a673a9f7cad14fcc4c91dbcfea9d26045ef7be1815ca8b3b6fcbe22050075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cffb0438a000004030046304402205f58fa189af626189515c25607c8bf8bc56d3b2e109e9b03d5f4fd90b788ad620220492a23b7b6b97b6e9b0c3f5becaefdf774e5ac2bfd5838cee527cd40635e4f8f
 . . . . [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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