DV SSL/TLS Certificate for pcm3.jp

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the pcm3.jp DV SSL/TLS Certificate

This certificate with serial number 05:16:4f:9d:cc:7c:99:25:eb:c7:1a:7b:e0:c9:8e:0a:c7:ec for pcm3.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 pcm3.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): 05:16:4f:9d:cc:7c:99:25:eb:c7:1a:7b:e0:c9:8e:0a:c7:ec
Serial Number (int): 443153470080818926098107288716539337557996
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 3e:f3:e2:06:7e:b7:8d:99:0c:9d:78:a1:80:9e:e3:6f:ed:4e:d8:7e
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): ad:34:c6:7a:da:86:8a:3e:77:4b:6f:f6:b2:38:2b:d0:54:35:24:a8
Fingerprint (SHA-256): 9e:c0:b3:1f:3d:ec:28:d0:62:a1:46:5e:6d:4d:1f:34:e9:a0:c4:b9:0f:44:29:ce:b8:d4:1f:49:bc:83:e5:87

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/109.crl

Check the revocation status for certificate pcm3.jp
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for pcm3.jp

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

pcm3.jp

X.509 Certificate

The complete raw X.509 certificate details for pcm3.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyrr0c6AmB0UJwD3lJn6o
LbqHiT9FJQF/aGV6fdlSFf5HcqDnq7eWnnzHtCnHvbTXuPwbYTXTqUbLtWeIi4Tk
ook8zlLK7tYvQujAh4oEcJMxYfnoBqylSV5zGsPETpI9+cMZp+VZM/mICx3B+Ol9
VCCC6wXxQG0CcJjHFZuANAl79q0Hiet8Mg8nN2tToqXCFOf627zeLbLb2AIKb6bZ
nywiJrXW4OwEOEbPzmu87edhU8LvWWCmEF0dYU9uGkleRdVhJpNQ168RqIywO/2G
JJ9Z/hDZJSaigmA4s2quyMmkK13iaVexry6A27TnW7yXC6P1l91GdgYuhEsFOG/6
PwIDAQAB
-----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 443153470080818926098107288716539337557996
 . . . . . . . . [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 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-30 17:10:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-28 17:10:25 +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 'pcm3.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 25592328495062394124868025171497412358054276558870166993241879565588058985117388957498183728819914623358358828761397331787074769921199036316780192470018488176066346405560253170004543967565735749423682028878179213576987821651942190560180976494328445562312539550205405473321671106542177704770483792667879475481883868358835919010949519425993497124264007319555139857838100048082128136553386239479716142849584019199883510844071428626628491948896952098555370463097677461180368005443176332423741285477187013274817715090393967720351345731893639586049695064062424345727502526104798986483835287243092868455711323209717764848191
 . . . . . . . . . . . . . . . . . . . . [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)
							3ef3e2067eb78d990c9d78a1809ee36fed4ed87e
 . . . . . . . . . . . . . . . . [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 bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [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://r10.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 (11 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pcm3.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://r10.c.lencr.org/109.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00077007d591e12e1782a7b1c61677c5efdf8d0875c14a04e959eb9032fd90e8c2e79b800000197c207204200000403004830460221009533fbeab7a62cda0b33b3b32884f79f0ce656b216d35f51afb2de346e16f15e022100821d5f7026194eedd692f9907e6d05a80e7590b6ea3a8509e883e34ccabafece007500dddcca3495d7e11605e79532fac79ff83d1c50dfdb003a1412760a2cacbbc82a00000197c207284f000004030046304402202256861a022117529582ef6664363dfecdd5ba6e740cf1b22ba1660214fef0b6022066ab0dcc58082e583b1dd26f9fab63f09b3fa044f9142404968af5d3c6413460
 . . . . [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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