zainas.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:cb:ef:17:74:ea:a7:67:0a:20:ab:47:10:21:ab:02:3b:df 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=zainas.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:cb:ef:17:74:ea:a7:67:0a:20:ab:47:10:21:ab:02:3b:df
Serial Number (int): 330731985565402301833353721503217753406431
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5e:9e:4e:d6:80:c8:ce:1f:e4:c3:05:0a:bc:f1:95:22:b7:02:d6:49
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 3a:49:07:76:ac:f5:ef:63:a7:82:69:3a:f3:44:8e:3e:02:dd:ba:70
Fingerprint (sha256): dc:1d:08:3b:76:63:89:8e:51:dd:5b:ce:55:a0:08:13:a5:f4:34:80:46:9e:6a:2a:c4:b6:26:ff:68:9a:7f:6e

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 zainas.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for zainas.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

www.zainas.jp
zainas.jp

Other certificates including the domain name zainas.jp

(limited to 100 certificates)
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp
zainas.jp

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3GXlcZLsz3GnuZSE2bO+
BKiJbpg3zOY5+w2jtR10u3u9zO7i3D9K16pmO8JXVNr/cIbEjD2FtV/RE0znfwQ6
l8dEl/KqeKyXjoBpPKjs84vhBqbflHDXTDuQMpt4ARAt6CaduYLRMVL8JzYQ/ZpU
ETx1/jd0DpU/9SL4VEhctRBGjI0MZo6tkdywHj9z9+ZuvPTZznmj+eG/vDqLt7f1
gJcWIBsrf2629POhxN/XsgdJ+dTL0m3g7iS8p3PMeUHJonBv3gdhkaSxxLBwpJv4
enqQpWZCzJTf33FILTrON3bVauaVObgBEjSf9hclx7DEdbj9BNkKvLJLfR4cPHF4
bwIDAQAB
-----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 330731985565402301833353721503217753406431
 . . . . . . . . [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 2019-12-02 07:16:04 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-01 07:16:04 +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 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'zainas.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 27822674013163235477610436129468645244810907941041153187124217309338828156786916503498333924128296705274762494441479557077355218329042076661829707497352687850869126463019305945819994357306873013285702220817056966844513583495813644171706902263191696462320417512735969886916493724185982307064187609869539074373361650311625273649719954456780594655445871963992834261113656899038720413391569161120848519471877382046315158131863097918921480691904136522103711489226699986651057267413461510692116031136509958567817735018525147984379359739855388916929203212033491186070092333566244863998103666831509049613614097997254450313327
 . . . . . . . . . . . . . . . . . . . . [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)
							5e9e4ed680c8ce1fe4c3050abcf19522b702d649
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.zainas.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zainas.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)
							00ef007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ec5ae4a3a000004030046304402203a7891c55221f138b764d36e5ad3cd5c0f312990fd1b82e0ec65e0da3f70c22b0220465f00ccb44c7255c5584c28d63264dea8c7c4009946852e4cf2f4f610bf568b0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016ec5ae4a63000004030047304502210094764ab8f94fd7b02f750055e05867794b3161ee648d4a339a124edacaab75a102201ecbff858e6efd4160952eb6e09569c12465a1aa068aa01167bfb4bd1378c70d
 . . . . [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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