w125.jp

Issued by R3

About this certificate

This digital certificate with serial number 03:31:75:d6:f3:f3:48:e5:70:30:fe:5b:0e:9f:16:b4:ea:57 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=w125.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:31:75:d6:f3:f3:48:e5:70:30:fe:5b:0e:9f:16:b4:ea:57
Serial Number (int): 278167329549341823732670098929587596880471
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 64:15:5d:04:27:63:05:e7:60:89:e8:f5:ce:b2:83:94:cf:3b:07:2d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 7a:ab:c8:7d:b6:c6:d3:70:37:11:83:85:97:54:46:d8:cd:bb:eb:01
Fingerprint (sha256): 06:1d:b4:00:3c:f9:e4:f7:85:44:cd:4e:d7:4e:49:73:68:ce:99:5d:bf:5c:85:20:44:f9:7e:ed:8d:45:2e:2a

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

Revocation information

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

Check the revocation status for certificate w125.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for w125.jp

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

w125.jp
www.w125.jp

Other certificates including the domain name w125.jp

(limited to 100 certificates)

Certificate

The complete raw certificate details for w125.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvmaCTuIZtwLu6UM/GRUS
RhJZ5/zTtzeZ660mulnxUtGStJE9Sh2FQd6OnKLAOE5SkJMelsYOCEPQb010ZlJy
hgzyn3sdzFVPCD07ilWPwu9Bc3/C4boGdFWlWm950zZ5JjVMRpPDAh7hSMCQ9MC0
3RS+j8iS4MjtLnwPLM7hITJPKP0ig60EzDGx0CXQwRTvsT9nrybKDazHryigcmnZ
mXaPICEdqr0Ac8ql2xI8XLtAbGq5BEAwaMESwAUGwuqesxmHTtGaj5go14mzbsG4
2BEXz6iUighA9e5WBpgyELaSEx+JaPoSkSi2C7gQ3zw7nPe7aFfJT9ndwgf6luca
1wIDAQAB
-----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 278167329549341823732670098929587596880471
 . . . . . . . . [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 2023-08-15 04:15:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-13 04:15:33 +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 'w125.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 24035827023410717886536000999057690855360221958870953845174234319683272786292182856267325908185855294506550586648700990796581877520311182708113353598267856984778213764717182798345010650456066615338563733670441216582038131528091894326403820495408319763943867992941520958326474419456610008879529652489025127161820897781165722074865867029822231515413877892834627264427328457721130323384046616956206600265702346099557107106940904910674957255686807974819344932405156821960928862181612949112321891501667452446376296281202353568049618250200840113631702974482683267140491695213289288213498340542441895797143252615051187002071
 . . . . . . . . . . . . . . . . . . . . [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)
							64155d04276305e76089e8f5ceb28394cf3b072d
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'w125.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.w125.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 (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)
							00ef007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000189f79eea5a000004030046304402202c492bc2342ada5b065c2abd48003b14d39c022882508d69cb8d24e94429c27102201fe87401c235a0068e444aec0c47c296d158f4e6350b49f1a0aa6ac983ae2ea20076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000189f79eea6c00000403004730450220730f53c0ec0ffede96bcb46013828b6cf59ee81a23ad0f9700eca8ea146a7685022100d838880246effcf1a0cbf8210684e827dcbe03d0598b4af4307909c23aa67eb7
 . . . . [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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