cointaku.com

Issued by R3

About this certificate

This digital certificate with serial number 04:98:e6:9c:d7:6d:20:98:20:77:1c:7b:df:7d:2b:af:dd:46 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=cointaku.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:98:e6:9c:d7:6d:20:98:20:77:1c:7b:df:7d:2b:af:dd:46
Serial Number (int): 400478600305728117046322225609624297397574
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: bf:97:f2:4c:90:e4:1d:7d:fc:cc:56:ef:39:56:4a:5a:e7:52:04:fe
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c6:e0:6d:f9:59:d6:79:d1:3b:bb:98:6f:3c:41:a7:fb:d9:18:62:57
Fingerprint (sha256): 2b:8d:ce:a3:0a:42:00:fd:ec:d6:a8:e8:15:ee:07:05:85:76:15:6e:ae:61:7f:84:01:ed:89:57:c9:78:6b:d1

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

Revocation information

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

Check the revocation status for certificate cointaku.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cointaku.com

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

cointaku.com
www.cointaku.com

Other certificates including the domain name cointaku.com

(limited to 100 certificates)
www.payrightaway.com
www.smartinbox.com
www.dress-pants.com
cointaku.com
cointaku.com
cointaku.com
haggard.net
radio.mex.com
geyaf.com
drosts.com
prodigysecurities.com
cointaku.com
pilotlessships.com
www.canibuild.shop
www.carbonneutralitynews.com
www.biebit.com
instathrill.com
www.trendallocate.art
ps6v.com
www.pendantrings.com
canibuild.services

Certificate

The complete raw certificate details for cointaku.com 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 400478600305728117046322225609624297397574
 . . . . . . . . [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 2024-03-30 15:03:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-28 15:03:09 +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 'cointaku.com'
 . . . . . . . . [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 739735115219032405960224322052422322651835446301284134885535262669295633097507445480855968286286942101582367647903034361346346497304952258149116762740563827448927345262995322667312512005029586255923597657042878524370360360304153913596173889591671447567200991137610179372270988374043588187449615802890683195309125417914710859417090561127158941418127194489416606660615637699968201476438709846660284846654473051261852958909188517199718155999473189914010569830659692113986723766822669554536659278759706901214858207209138020121735596271116454672452660005564065059162247426766191159516917013436375057150973387961012316222816363794823681269204756861862229496343518262742537379361263340920372816726911226957926946019762975362526046385513220164391106954841973432158866597997941873807975327812151010921574110181192757676542627395508789804355946341283470855696140950672050719227716897168394122555867342870868914824634450106839746839863390100945024950945805832033225940349990759839826071856818318702374456594585822689370864539798009684494430364173428292170356343956559327639352578502774796023983588632327849279899846806474898793314148286716805597856019167651367892462742129693207017252476369707826046482372748407998400527219082225427500549964491
 . . . . . . . . . . . . . . . . . . . . [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)
							bf97f24c90e41d7dfccc56ef39564a5ae75204fe
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cointaku.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cointaku.com'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e9019c0e5000004030046304402206dea92f67d9df01be0937b9aacb517bc530175fe11b77b15e7fd53994f8d661702206132a5f2ac295f1f3dc89fdb678e9cceb5fe7c232a963daaac1c1777c8637e3200770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018e9019c120000004030048304602210099497943d0d63d6dfce820ae778312a321c38ed763c5fd24bfa6c06ae579b57c022100f0065dc46ddfae9a554c1ea8f169e6d2aef1ad32ec602e32806433bb2cf8df0d
 . . . . [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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