zqu.info

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:3f:ba:a0:30:26:9a:0b:46:c2:07:a3:48:c4:4c:e0:7d:f2 was issued on by Let's Encrypt.

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=zqu.info

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:3f:ba:a0:30:26:9a:0b:46:c2:07:a3:48:c4:4c:e0:7d:f2
Serial Number (int): 370135000994387475184132471865246362926578
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 76:ff:01:5a:60:07:6e:ff:b7:6d:e0:95:91:27:37:b8:4d:3e:60:31
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): db:5e:32:32:d3:b4:2e:26:3a:b3:56:57:f6:99:95:77:71:83:03:87
Fingerprint (sha256): 03:40:9e:a0:7a:59:04:46:6e:b5:82:24:0c:3a:22:17:53:e1:8f:54:f5:5c:4d:04:c6:36:81:9c:a9:a4:0c:91

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 zqu.info

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for zqu.info

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

zqu.info

Other certificates including the domain name zqu.info

(limited to 100 certificates)
zqu.info
www.zqu.info
zqu.info

Certificate

The complete raw certificate details for zqu.info 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 370135000994387475184132471865246362926578
 . . . . . . . . [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 2020-03-31 11:07:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-29 11:07:46 +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 'zqu.info'
 . . . . . . . . [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 854409567920825945024799829095371527755989006097274258725488826831078019521062838041059259922280828380768165608575965651148304321907252935006677790190656594707090416767264946198276212945821564371132757005740887625131939967320924372849743007420308513787251651021583749500789391812896228762318616745508089224804805527150730430094725560756363486936258359719675709850200489980329599667421488276028238171415261326723904786902445958938543336731070910547142352492459719616066569395192448477972522157801710969972799622575155637840596257225399752090720719824108005356734602317773164426252479228089805631691672380872421583619470201982912972361426021454207251179119554302338667478165893684616294988796027735206143412299566939195642784355870542078412014853331524528310611080921198741576037621393587223404052698818103208071830161435039566278648042393384002197050637216537084076235089547922948950343319274636787165085981310939226964275771667090090933110646335713009969044917146707819544791826876756234529648844450118558119218107959024001469312061542123999436108648843366868403921836314456760053792064817524689585832492260693240082366707760598128582933797116986918439304055172176906687123737573136772379818340667508657214024622704236944255922710001
 . . . . . . . . . . . . . . . . . . . . [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)
							76ff015a60076effb76de095912737b84d3e6031
 . . . . . . . . . . . . . . . . [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 (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zqu.info'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000171307d8dab0000040300473045022100a2f1abaecee040e7d77a5ca16e678600d9154e21adc09c11a44f8bb49aa5d2d102205e956266492c58f6ea57c0910eb30ce76654ce0908a41e56c689af03cbf5987a00770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000171307d8daf0000040300483046022100e70eac66c600db1c038c12f4ecfa8446b76135ccba36b2e968eeff1d392aad70022100bcd71f30b067882c3e1754a67500932d2b38106601810211cc3774ddd78ae0b9
 . . . . [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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