quasi.net

Issued by R3

About this certificate

This digital certificate with serial number 03:97:4d:1a:4f:bf:23:39:43:7f:77:e3:c3:09:6d:9b:c4:80 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:
  • 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=quasi.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:97:4d:1a:4f:bf:23:39:43:7f:77:e3:c3:09:6d:9b:c4:80
Serial Number (int): 312821982373190047282145046062392034444416
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: df:05:cd:88:c8:7f:f9:17:a2:af:ae:bd:19:b2:0c:79:d9:b1:08:a9
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 11:23:b4:e6:8b:b2:2e:f7:c8:3f:40:05:e3:fb:b0:9e:02:39:9c:61
Fingerprint (sha256): ba:1a:61:58:74:2a:fa:12:63:37:88:4f:76:b9:14:de:98:b0:7b:ad:34:c4:ed:de:ed:af:c9:99:ef:ab:9f:c6

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

Revocation information

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

Check the revocation status for certificate quasi.net

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for quasi.net

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

quasi.net

Other certificates including the domain name quasi.net

(limited to 100 certificates)

Certificate

The complete raw certificate details for quasi.net 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 312821982373190047282145046062392034444416
 . . . . . . . . [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 2023-11-21 08:07:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-19 08:07:42 +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 'quasi.net'
 . . . . . . . . [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 838835842707690659561371170901531144763837968571846165002891687877584874944548890388270995697083743327012008635794933246779636143387135645535758447567652959353490028457064707991042597441657641209110595985381224284282015824846462156659467242003885469538767847394938667965624404042623958272077303706848054935271987720088059714427807152101713089572232181508799324548690068454713791396020311171602364765592350454360496980582611704622279118150763535051113131527415652064490320098773768364668334093160910392113726468907158047555553685526854788950906722380105972421998134021303708780288027619273948419100069513999411449852346877348957899098260198124189447921753972080894571216569256822359712489371543612331837609379462771959180932811857773792485999982644754923056953175682781077561783237470141088931473467321578956787532080806198475021356786439809416304315657050720019071407177343376672268898371030415057551225161436110220952714703949438027185722151017381845841079287152231114172325004188526250573759639789090121271962741143240944218933556793935016160367125116203922218917943671058004379439540458527895550652351277066215064503328543192774851559307323031567605742101315088223084218218464591365401031238443773449725701567463604823517290079793
 . . . . . . . . . . . . . . . . . . . . [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)
							df05cd88c87ff917a2afaebd19b20c79d9b108a9
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'quasi.net'
 . . . . . . . . . . . . . . . . [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)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bf122abd80000040300473045022100f9f3d9df0e5213885eb61a0161a7e801e648d59bf33599827321e4f74590333d02203981b771d8654489affbf42f2e233dfe19827b0a332868f82b38cdf954b1caeb0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bf122abe00000040300463044022100d37cefcc6bbcfac998822aff2b077e6787f788af0efc7a1b55248667429457d2021f1c4a20b8e4c4ec6c60a41212f79c483bec3c7931d26c330f1eb582d8ddf3f2
 . . . . [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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