c91.yie.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b6:4c:42:f8:d7:36:c8:46:30:76:0f:30:40:2c:ee:e9:d7 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=c91.yie.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b6:4c:42:f8:d7:36:c8:46:30:76:0f:30:40:2c:ee:e9:d7
Serial Number (int): 323369617641252448148505027278281722751447
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 24:79:5a:d5:58:6d:00:cd:c8:45:2c:d5:70:4c:03:14:cf:2a:9b:cd
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 28:5f:2c:f8:21:08:d2:1a:9d:d8:b2:6a:a0:10:f5:22:e0:d6:e6:89
Fingerprint (sha256): 81:ab:22:20:b4:61:3e:0a:92:24:bb:dd:f1:74:80:be:81:57:37:f2:5e:bf:8d:c2:4e:70:62:74:e9:7e:af:17

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 c91.yie.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for c91.yie.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

c91.yie.jp

Other certificates including the domain name yie.jp

(limited to 100 certificates)

Certificate

The complete raw certificate details for c91.yie.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 323369617641252448148505027278281722751447
 . . . . . . . . [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 2019-09-28 00:07:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-27 00:07:59 +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 'c91.yie.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 916538287261937250292254680085681556811943302313610220527145188578335439193237118092261863684250896456677374599946809095692347867283139210291089210598077247890070018418481245472526321943667919291500887205990380834358693593196124310298061730421881139089392936503588309387190615612233623453896540719377277727483643354651162204460616835006433841388089057660247444600412451794755834195747013652115186818360643074119097418431165211512014393541647290548199952624965993851695560532506276821191017987685976798448840677730417017060149740986510454312570097462030358350478643025546733975525128518568684290348766807908012829207014190660540392462152621511048636239467048818603072342809160316725746415751097843734081049086513084426946777570504708485457040847830700812332157000624082928666310716261235767341886609695100036014888894136843902898596867735506023558640938292986906058640687863707417254373990208486593728343560944807529281891242996557877166167605472036175219950494179708224231611819381352326315774190807835687442082651739384358134667142433014936315183275898259508200926017432893778334548422533181586553040303511620223424152934988617737371280447216668651920424191338432717207478687698851918705687807035740926627528549327170968616229629287
 . . . . . . . . . . . . . . . . . . . . [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)
							24795ad5586d00cdc8452cd5704c0314cf2a9bcd
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'c91.yie.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)
							00ef00750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d75690395000004030046304402203d919450139b2bc42745182cd3f4a2ea48bf6efee6204f8b30fb34ef0051de6f02200bd5d55edfa089d64682b3f9bd31419b00b25e556787bc538bffd80ff6316ff4007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d7569056b000004030047304502201830d65de0c5d02e3927366dba5f18c128af5927c2c5c647aa791915c5da9c31022100c5f65d08f56ca6a93143571718e88fba1e85423b6f6508d132c71606414b1ae9
 . . . . [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)
		0018b70ca9cd0c602b43d62e76588850e746db75a55a683ceedb7ec9f467ddce0133e9aa9a5275742565375695c68eaf71b69588f55132fdcdf9a5a412e08ccf1055d11ff7fda373092de8e09816629e2288953f4ce0dfd856e102a5ef8016c3c1eafb9ed270e1ab5a5a1eaff5a698ecfc9358085ef367752689e3bbcb4c388c93e18388c495e9e70a61042989bf3446ef93de1ab5cf5228cf937343d93bb1334fe8739219b1bb8e28b9d22f8fd88dc94f5d619eca8e5e7f97a4adaf6f2279ad679623a2bffdc640f3dae62cc7a88d0401d10756c7d7574ce141c4bcd919bb063f37306fac7cc395b9dabdee3c3bc7cf8eb1671ba7d3e65c803a5840d6ef8ddae6