yknk.bglb.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:8a:91:03:ef:8f:73:1f:c3:f0:30:8d:f0:f3:17:f1:59:32 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=yknk.bglb.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:8a:91:03:ef:8f:73:1f:c3:f0:30:8d:f0:f3:17:f1:59:32
Serial Number (int): 308488582925510787994282407738772760385842
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e8:9a:e5:09:ce:e7:be:12:ad:a3:ad:32:0a:2a:f8:d7:64:0e:5c:0e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 30:e7:04:1a:bd:4a:69:22:5d:5a:ef:64:53:e5:7e:5c:6c:d9:f8:bc
Fingerprint (sha256): 97:63:fc:a5:2d:e3:c9:3a:c7:d2:07:48:67:35:37:72:54:97:a7:da:d7:95:50:b3:00:5f:df:f9:c6:0d:23:44

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 yknk.bglb.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for yknk.bglb.jp

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

yknk.bglb.jp

Other certificates including the domain name bglb.jp

(limited to 100 certificates)

Certificate

The complete raw certificate details for yknk.bglb.jp 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 308488582925510787994282407738772760385842
 . . . . . . . . [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 2019-07-23 22:23:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-21 22:23:47 +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 'yknk.bglb.jp'
 . . . . . . . . [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 787919863177014615014322514631659636085178670670475370045336658175360863480353106812092969792554709015908237945154246206950610671263330916289785483339523022909865508739541118385852102927703217296902019726039706905190729045903313304502332077290165006686649696954613315184232360869109816948643356568071351299391669550584411250949601506193387967856009036797686238119756739578071530493994549128188880793435125311321622731323158457262192949646362592886930044554799301834536693016141981509560765508766689970034817511487603559917878682668376408899508064635737981427263491807361522466551876527080010034190771043147558026600524420231016403322438175445980013680875375448135338443353092309142816413637709215613373272345195509822608034107300785471580584579044812253069207065040687468007659288560950573030124935939069563329611991003813893864708155289599618012956225161950797344940680666886083104944859322547915583955983318188536628889940136320564241066463052143943012362710185279427102728897271460580496479463037750060748855855831409889707258120751104869875576424829469887858087323864715491899204300842058545986313085450218128819306726550807601832125231522581909127828971416977809664218869187160250175469191260974856202673768895428773006204535447
 . . . . . . . . . . . . . . . . . . . . [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)
							e89ae509cee7be12ada3ad320a2af8d7640e5c0e
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'yknk.bglb.jp'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016c2125e55a00000403004730450220636729ccdaac4a2465616b3d42bcf9a41b988c70228628e13defd53809b96f3e022100d74420feb477dcdac59116a0bb82ec52eaa319c95b5bee4732f9d25aeb3bb49b00750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016c2125e742000004030046304402200a87d23df62851f5939ef3911158eb36d4a37649316d993c4533a32ebb57be210220412c6df1d1cfac7911355a72d935d8a70bac7e14fe78ad831649a76f6668e91b
 . . . . [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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