ari.yt

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:21:22:70:10:31:df:86:25:dd:c1:6b:dd:d9:a8:64:26:76 was issued on by Let's Encrypt.

With 5 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=ari.yt

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:21:22:70:10:31:df:86:25:dd:c1:6b:dd:d9:a8:64:26:76
Serial Number (int): 272611951521246463228230080828224867411574
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5a:d4:ff:15:88:18:08:3e:13:a3:e6:38:84:82:70:8c:43:7e:8c:0a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ef:b5:f4:01:26:e3:70:41:7d:01:e4:d5:15:8b:16:63:4c:a7:20:c1
Fingerprint (sha256): 47:41:b0:a3:18:12:13:cf:41:61:35:d6:18:23:71:d9:fe:3d:43:a3:6c:d7:8e:99:d0:8c:09:36:7c:49:82:e0

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 ari.yt

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ari.yt

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

ari.yt
cloud.ari.yt
ip.ari.yt
knowledge.ari.yt
readlater.ari.yt

Other certificates including the domain name ari.yt

(limited to 100 certificates)

Certificate

The complete raw certificate details for ari.yt in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 272611951521246463228230080828224867411574
 . . . . . . . . [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 2017-08-05 21:03:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-11-03 21:03:00 +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 'ari.yt'
 . . . . . . . . [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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 703239470768460353105372045207523475899038222520676859365106567442082846819379901578917769599265712245078672767012620451561110245151001035681161418062412127691837679953009217994681943185291672061774413839296509834494465791519106746024869719071928858850204731862214016660298508435718603370051821566180032963460638906007258260010714781970255859008306912277619481286465790432888969260024461691289298797532884062367328966132377687953051546252033322899986871986830673175386651615475800084235368167292085871575506486282466973125412601858917657544923334141722267904980118191167269859910666298403145707349219098209803470568956317651709855857477648453334911386632197469273472766527460446856404911380316278088861867516878375906441132832479321709674098600842657044945003217320880757784523660876848673635287681595696932001157940212360324469345530842918884068104068793250828025442976336143850095240934525332952929666753863368206081995597219467151393736772083317260853214623997468616789690468009029245047061382918313959599132905219536978128567851122112262350598865302939746648645670446316420475270742235685765120802907629373739228029781858097051823540608595394473360302014875703288149588645286655382082074472268535161612185248310470293783035674691
 . . . . . . . . . . . . . . . . . . . . [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)
							5ad4ff158818083e13a3e6388482708c437e8c0a
 . . . . . . . . . . . . . . . . [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 (71 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ari.yt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cloud.ari.yt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ip.ari.yt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'knowledge.ari.yt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'readlater.ari.yt'
 . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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