www.locon.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:07:6c:86:a9:92:98:57:f2:cf:df:09:5f:66:04:ad:63:97 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=www.locon.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:07:6c:86:a9:92:98:57:f2:cf:df:09:5f:66:04:ad:63:97
Serial Number (int): 263863090194392806554192437226915043828631
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0a:21:b3:f1:fb:6e:0e:48:a9:59:0b:ea:59:66:37:ed:f2:a2:a8:58
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fb:f3:0f:f4:16:2e:b3:b9:53:3e:18:e6:45:27:13:b8:28:5e:22:66
Fingerprint (sha256): 9a:c1:97:53:7b:77:71:6d:b0:77:f0:e0:05:43:1f:6b:57:2b:3b:e5:db:61:5b:eb:98:48:6d:e2:00:12:34:0e

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 www.locon.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.locon.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

locon.jp
www.locon.jp

Other certificates including the domain name locon.jp

(limited to 100 certificates)
www.locon.jp
www.locon.jp
www.locon.jp
www.locon.jp
www.locon.jp
www.locon.jp
www.locon.jp
www.locon.jp
www.locon.jp
www.locon.jp
www.locon.jp
www.locon.jp
www.locon.jp
www.locon.jp

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvRdlXluQW62cEJ/Ec1aj
98YAyljhD8+NYMfGHXsXgZF4UiKtVShCmTHhxZfou3eJwkLfr7BaiTMTOwBSdSIc
AkjkNAHuH+c2n4SS3HZr+en9n/mexZYigcnU6w7rGe/Wx6kmAKPSFRHrxg5+eagG
7NIjP/qFz+yLsF8KnspP20nyecBCjIr9K5hTFZC2ekxZ91VYAjc/BGeeQujBvdcd
SkcBAy+I1NBDJh+6aQwPHYcZAqLfzZ/Fhbd401LysLSlMDl6kVcpx2gHfLBu09pP
OBtQPustSQ8o5KHZClxPjEFwUBxIaM7Ieid+H6nj6g+SRebIiKmbahoIEAn6QM74
QwIDAQAB
-----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 263863090194392806554192437226915043828631
 . . . . . . . . [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 2019-07-08 09:05:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-06 09:05:34 +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 'www.locon.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 23870576621891105460152640622011174763079572356067586753805114329994140787546025233867278522881660654010379546305522683983194269121369924663585996660938323764844147862047245471957088777270286251653598890042633685566860711913295251560248945895329064904211799614512554240591427883699510789508708963428778134152687207716422660341051845884523275649759745615015709836065976056925906110984383164484323144987944267921837097396517769517786700365935055669874393886679925531291974307849156255691896518392360082535849202282525304816207758357869871081257836752008210272600582550543142287916226720165563337780030190190274018211907
 . . . . . . . . . . . . . . . . . . . . [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)
							0a21b3f1fb6e0e48a9590bea596637edf2a2a858
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'locon.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.locon.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)
							00ef007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016bd10bb8ec000004030046304402207fc9596496caca7510bd539b27e6cee646ae36f39fb7b6b053378c949444881d02204c930b5becb7024c9ef61c8c82b8f632dad395f13debed20c9ff24fff9f45537007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016bd10bbacf0000040300473045022100d2fd32d9a3a403498677c356de3eb84cff1242d7a59c620d8842ff005859d9e3022075aa0ebf6cec8d56b0590865ad02d27f719d4238a1cfb4a3c45b5c32c0eb2596
 . . . . [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)
		0016308e706f8ce0a11cc4c1e4a57870af61939ecaf87f1fb44e1fcb8c0cf7d31f932c07379a1b8b96d2315dd15b17ad2fff07bbbe7f2e70a288fe8fb5a3be3fa99673618ec52155393e76bb0180a876de0d4b274fffc79de1f557bd4ef98ba103e8f121c62b5ffc236c3b3af494e1cb3c96cf24383d562153ab0f89c3981d986a46743e2a086a765e210e172573eb95f4c41461da5ad58c3447519b96f68e5b6f94a2e3005beff630f0d42db533f32eca418b5d8231196ce0c7fe3712e2c062a303f00fcd99115824589b611f3bddc224b730e8776805d7cb0d6316da7ccc91c81a97d829bd1ce9718d1bb5a7caaba6d537011a9269695288782333ca5af13ff4