yur.fit

Issued by R3

About this certificate

This digital certificate with serial number 04:3f:ce:55:0f:8e:2a:01:26:db:89:24:0a:41:ea:d5:5f:08 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=yur.fit

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:3f:ce:55:0f:8e:2a:01:26:db:89:24:0a:41:ea:d5:5f:08
Serial Number (int): 370161195470924320809493361365894902931208
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: c6:a4:67:01:6a:4f:f6:a3:fc:03:9a:cf:47:1e:53:24:dc:37:90:e8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 52:55:95:be:fa:ab:4d:e4:62:1e:b7:e6:00:66:72:13:9f:b1:04:00
Fingerprint (sha256): 89:50:8b:8d:69:71:99:cd:e7:6d:ca:b2:a2:03:0e:a4:4b:f2:2f:89:44:d2:1c:fd:71:5e:28:52:07:46:03:b1

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

Revocation information

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

Check the revocation status for certificate yur.fit

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for yur.fit

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

yur.fit

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Certificate

The complete raw certificate details for yur.fit in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAns2trEiLQcnXEGeCBBdA
jVKB4vZtdgOuNZYeBlqyluLM0vQZhFGYHS1jCmGs6j4jqvlo0xw+5YtVY7K3H5WY
YqwW0NCflJ9ovGCsbWiwMRyNE3ePgM7vPTam5VUJt2k6WkG/u/aK0HPJvL4/KBkX
NMKK0P7jR8csEydSLsXZQjwBUzxKmggMihMGU6g4fQpofMiOcncwwY4L9ccCLGmB
QQaGIFVUhey3HEupzUSVLV3nOkRSfn0NOaebjfi7D2Lki4AmowG/zlP7p6NBQK5Q
YP7ujVljoBGcYpo4r8Lr8uDsXeddEgtRpDVqJ2jIOne4ZzIap6/uQ3nKYU4j9cSV
vwIDAQAB
-----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 370161195470924320809493361365894902931208
 . . . . . . . . [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 2023-10-16 07:53:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-14 07:53:23 +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 'yur.fit'
 . . . . . . . . [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 20047075988767456433377302634375706440545497519589533807639556991265352562072406305884800634994985430843477514368970026737329242221483754107407865984991655394156056145969814508679373817039990410120282646525317603519162601659271476702336721415072671645154530880533999560281560359251071965612147241002320468159465540936191864275355827746761945590553318466483159348878340766089172417780643128820701641137630303919233294301411728185987286538451828454899736343074107553609205310648700335900826781192376829718341016713924018428640283141573517008568948460536761906601762410817135268964431471698868635898735540513619614930367
 . . . . . . . . . . . . . . . . . . . . [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)
							c6a467016a4ff6a3fc039acf471e5324dc3790e8
 . . . . . . . . . . . . . . . . [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 (11 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'yur.fit'
 . . . . . . . . . . . . . . . . [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)
							00f0007700dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b37b0a2660000040300483046022100bacc11e5eee83177bcce3f201d4a462e4d171e406e2adad73e14ead3f55d738f022100e0f23235ff973b4c3010d9493cd8c31c8dea242fee6f43e81bcc7a99215d2a2a00750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b37b0a2c10000040300463044022001f837f2dccb52a382c3890eb90ac3fd23767ec869d37eeeba5f7a9d106a5fa102206ecbe6ba22c799939adaa061f7bca75debb3ceceabc704c9dc243ba2757446ca
 . . . . [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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