DV SSL/TLS Certificate for insyokuten.spacee.jp

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the insyokuten.spacee.jp DV SSL/TLS Certificate

This certificate with serial number 05:b4:2a:87:ad:07:5e:fc:a8:c8:79:c4:ac:bf:0d:21:cf:72 for insyokuten.spacee.jp was issued on by Let's Encrypt.

This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for insyokuten.spacee.jp provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:b4:2a:87:ad:07:5e:fc:a8:c8:79:c4:ac:bf:0d:21:cf:72
Serial Number (int): 496868787749909880931543013657712133263218
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: f8:1b:b6:56:5a:0a:b4:b0:e8:41:8b:83:ac:17:af:c7:a6:8e:be:ad
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 41:63:a2:20:e8:9b:1c:e5:b5:29:ea:74:b4:63:bc:8c:78:23:d0:2d
Fingerprint (SHA-256): 10:c7:c7:b5:90:16:64:c2:ca:13:49:c1:d6:e4:0a:e3:3d:e0:98:fe:fc:76:b6:0e:e7:e9:e1:14:98:3e:d9:00

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/115.crl

Check the revocation status for certificate insyokuten.spacee.jp
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for insyokuten.spacee.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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

insyokuten.spacee.jp

X.509 Certificate

The complete raw X.509 certificate details for insyokuten.spacee.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 496868787749909880931543013657712133263218
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-07-07 19:32:05 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-10-05 19:32:04 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'insyokuten.spacee.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
 . . . . . . . . . . . . . . . . [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 759657998543461400885707843407792036463966682801613519349476522953477215996972687997930274340015771344761438223523308590291739010852091287379210385828899532768321027297585243734436942053378588374981559060829587006567237323133067257921314861061467776494019927149051049517265475951549867794349971990352423041563399114159645249382562854808063936438863001476157787440831765686439876379298445628587344570772089472577043629365634902100535935567366895431112809395336346305992004122627937934273687180771636444484635085792477818458769821561923948878441826601921672386196819041899515835116780206738124885102784789713653867557102111441566902582393591616876180220301032348765253702097795372522808008422043117531324261212804597629312086981603436558980036968348842288339410052158770857281292917050176862470222509144542429773250008098426979188181215419886224081032592155360030029853111472872390697949976057314955755566688902315277794052624811378518626615060946859090861053806692276309274164355134404650715271165201606270021386758156837512627868531989725816702282237047035581123120271122958411238702137916422970691860955530019580235079542393856254995034472952588555546956418892552107025777694035890377075144792728518143031888229005308898142395908979
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							f81bb6565a0ab4b0e8418b83ac17afc7a68ebead
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'insyokuten.spacee.jp'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/115.crl'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a00000197e695563a0000040300483046022100c1a5465d9ef438babe72d08850e8345b25dd37c53cbe282a59f8ac5d3afaf35c0221009265c3a987bf383e2cd588cddc7cc22ce08ea7edd2156b3baf2820d99f286f80007600ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db000000197e6956dbb000004030047304502210087478e8b67ab0ac78438851ac1beae483ae958482fb4e612055acebad9ede51b02205cde363c4ac16ffea5b4e2567315adb6d621c99c9fa6e3d91cbc7ea56dac7344
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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