adblockplus.org

Issued by R3

About this certificate

This digital certificate with serial number 03:07:3a:ff:dc:82:8b:0f:94:0f:1c:46:93:93:2f:0d:89:f9 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): 03:07:3a:ff:dc:82:8b:0f:94:0f:1c:46:93:93:2f:0d:89:f9
Serial Number (int): 263797258095654571865452313289181862136313
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 71:45:1f:7f:75:9e:43:c4:c6:a3:70:28:fc:d9:0f:c5:99:f1:2c:fa
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 36:76:31:dd:5b:39:28:23:2d:d6:a2:7b:70:5e:bb:5a:62:7a:91:71
Fingerprint (sha256): 4f:57:7a:c8:cd:5e:3c:0a:3f:46:aa:4b:65:db:9a:c1:87:fd:c4:ee:2c:a4:57:f8:99:0a:af:09:13:b3:11:d0

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4nno1C2FxMfWcHlVLzjI
oAzWLP1gudPQeIMAJdqQon3KWm6Rbu00OCAQd8z6Tjimp7xqG1MzBebIBqcqJiMu
uLdvb0MFna9v2Js5YM3zyPWYnE0rjIqKp4Kh5AKIKQsXSNHjNSER8A9MfVVw+6RC
IrXeXU8zHAAGyad6+EXNxzshAzHd7ox5BQ4u+BXByrjXFlSj9J41BZEqanhhVB/q
8lbVjLHB3TSL7tM1UPUkK+j7UaVlcqP+6eaKkz7xVT0YKy9In3NUhUN8yfEvxOyt
R/IptbCuiSFmePlSbf+MEqCt6gXvoGWzI/LbsbAHdXdno704NTgIfTjqewhcryNf
sQIDAQAB
-----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 263797258095654571865452313289181862136313
 . . . . . . . . [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 2023-11-13 14:30:29 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-11 14:30:28 +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 28589972731200167671123259132537355424168879914677559720786589198697022970693127157203273796642437392775335423964797763821049693691382929839810483631202491325641522729501334956156341976854924366257344683599302783670148848855122723171006569260670797494349515108917907486371997938808318432452862058027364910633252425092006775931101903975507766361228383281494654707154713307347588323793245248000073140372417596910579560042283070894759605944706829831144332724210428701605794908818378264125697255530339212056440536744189202723533644563717090932403392473019814540663626636513720573585156890684385149086553063544078479876017
 . . . . . . . . . . . . . . . . . . . . [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)
							71451f7f759e43c4c6a37028fcd90fc599f12cfa
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bc94e3bf4000004030047304502210094d31a501955cce6e056042ec926c359d857e8934342049707350936344f476a022032a04d2f46a9d5cd1cf11947e4be4d33db607afe1b76258568eb6e71ef285be8007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018bc94e3ca70000040300483046022100e32dec7cd77ac21bba47b9226072495cf9993a835eb03bb6c0382a919893551402210088cf631a4f80bec9fb5683d43c77d12d70b4270e4baf079c8d9300e4891571f5
 . . . . [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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