komaki.city-hc.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:5b:ff:0a:f3:59:a0:9b:f7:a1:f2:15:36:1a:0d:d2:86:aa was issued on by Let's Encrypt.

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=komaki.city-hc.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:5b:ff:0a:f3:59:a0:9b:f7:a1:f2:15:36:1a:0d:d2:86:aa
Serial Number (int): 292641563182706425316516329405636016244394
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9b:75:c6:de:02:52:7b:da:49:0f:12:84:3c:e3:e8:8d:bd:74:0a:81
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 1c:4b:d4:cb:66:f9:d6:91:25:e1:35:fc:5b:35:d4:2b:90:37:11:69
Fingerprint (sha256): 26:b4:6e:f5:8e:5c:e3:fd:0b:68:cb:7e:9f:12:d4:26:e6:07:f2:21:53:fd:40:1b:13:f4:4b:38:e4:99:60:fa

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 komaki.city-hc.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for komaki.city-hc.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

komaki.city-hc.jp

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polaris.city-hc.jp
chdev.city-hc.jp
sasaguri-town.city-hc.jp
yachiyo.city-hc.jp
musashino.city-hc.jp
yamato.city-hc.jp
ssl3.city-hc.jp
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inuyama.city-hc.jp
sasaguri-town.city-hc.jp
koganei.city-hc.jp
ccvps2.city-hc.jp
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yashio.city-hc.jp
kita.city-hc.jp

Certificate

The complete raw certificate details for komaki.city-hc.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqZLJfzW9PShGMcPqRhUz
YmTiqMi22C0BwbfjGpjgB1TOSFhPpYtazmikGame+gA3etkPsoctgOY6842AvkFX
KFAsjqb/vmMqE6A1V4K2kgwC6KNesv6aAXaSGovtojB4uAwPVIHFLW9Cvs5qALi7
gDP5tBEc1o3BBiAHlvODG8RvCnoM2bKLuvs6wcMK9pOSk5DrBRizRcWSwJJBazFV
7rd0HAG6nv0PlddEo9YY7xHyJzJZFfAmuGN1eu0mFYYIaXPXHVtUA0KoK4Mu1Bjs
eUBQsW+ewX3j+51i0kiPYjN8/zEAUNIcnQWIEOf0iSXxcTvjJAvdME5xtRaRdlY1
2QIDAQAB
-----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 292641563182706425316516329405636016244394
 . . . . . . . . [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 2019-04-08 19:02:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-07 19:02:38 +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 'komaki.city-hc.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 21406656954718901526572826590264368371772945296083253221803493623341949761174019953645617891327580614706064578669151427173243505658782242410150215946029263224533182714021214100886284344289500178916622119542899088824736928425046245711168472449908567427166970783252194827532445684594148489564978771270643030895787412752702996794065790283316876861184775285910690055402817611242030467419333537735326303375909568069688757504583018293951876914262607073405404648132095416943606982554928070121617546992906940709908068385837869544480288006578827244994961040477978645818507272192956440984852394208740081710206347321441426748889
 . . . . . . . . . . . . . . . . . . . . [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)
							9b75c6de02527bda490f12843ce3e88dbd740a81
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'komaki.city-hc.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000169fe8ba5150000040300473045022100b0e5b0391b8ccb6ef7b67348ae68de2be600d2b318c3fe47527d914b769f2ca1022027c81080b4e75e86cb3b6ed3b125619f2db9164e4f8e7e7e196ec823bb4b7065007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000169fe8ba70b0000040300473045022100d1d7f5b683b7a48894fb81fa3f47c08865fcf5195f400d843db462ed4b07745902205dd600f1e81f428a43cd1dbb71ea7d4aef10feefa78794b72c7496403e9991be
 . . . . [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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