puppy-tsukuba.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:59:8b:89:7e:80:a7:99:d9:89:a9:f8:95:77:ed:b1:b2:c8 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=puppy-tsukuba.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:59:8b:89:7e:80:a7:99:d9:89:a9:f8:95:77:ed:b1:b2:c8
Serial Number (int): 291807465053104670617350629146809659929288
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 73:0b:7b:25:58:a5:f5:2c:de:1c:59:60:fa:82:83:b8:99:50:d6:00
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 39:74:7d:c1:4f:ef:53:ff:61:33:91:a6:62:ee:4f:f1:3b:16:42:c5
Fingerprint (sha256): 71:74:8e:48:1a:46:c8:20:cb:b5:a7:30:a9:12:e1:f0:e4:e9:e3:21:2e:cf:04:42:7a:50:cf:2d:b3:ae:af:f1

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 puppy-tsukuba.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for puppy-tsukuba.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

puppy-tsukuba.jp
www.puppy-tsukuba.jp

Other certificates including the domain name puppy-tsukuba.jp

(limited to 100 certificates)
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
www.puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
www.puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
puppy-tsukuba.jp
www.puppy-tsukuba.jp

Certificate

The complete raw certificate details for puppy-tsukuba.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy16MbiagT0bU3Z063m08
uMjITqIi5R5lLtygOy/rWRkmAzPFmqFGnW3WjfDFoTtycI88zju3NboHqrMLyUah
exS2NFaC8gW//KBzbVuqG4/KVvIlp5FbpGtye+L7y2Cp6C7QxuY4+SqCgaAdyo/m
QBs5XMDEr5R6HhBfYtD6fv2oc+4jYbEd/mdBduSwOz7TuZ0NVs4bC2qqaL/0v8MJ
lVhZY8urYwUSCnr7aWqcyzoxg1MxYErvzEc0xES5QXeZGM2ehLFCK0Iv5g4OynGv
rMHQ918sVSyIAXGvuXPXavQZDl51BtKA+dGAY7y9SpqN9V0TeBdJzgloP5bXNfNC
TwIDAQAB
-----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 291807465053104670617350629146809659929288
 . . . . . . . . [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 2019-10-31 19:04:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-29 19:04:44 +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 'puppy-tsukuba.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 25672999538646149706318581724477915148460649357058786436590463572057084408770559853655770650365433759264775140719082424664110520787798332276484495650190428567717401899419098119356799801110897586862892021175181583039444705989079001926078801809452743550168263802929361766565328625863004906058494059412672372088537483876528206355223037843370330618039360605687634746546079534554674181311979230458469847165427952285404014336014673362849161383567572718795435332135959822609195337104271160037671855183119293764602644883083231768640799755971942076493339286808837792163007634808224856607000940593129643180088162521642341450319
 . . . . . . . . . . . . . . . . . . . . [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)
							730b7b2558a5f52cde1c5960fa8283b89950d600
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'puppy-tsukuba.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.puppy-tsukuba.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e236b97d50000040300483046022100b97bd7c46d5b1ba8c5e3ddbccbeaa3c5741b38e9af9f8512fac2543d77f3da59022100a1cc3b61667d77eee757f1ebbee3b601c6ddcc1a1a0ae201a17e31f26172c2d7007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e236b97c60000040300483046022100fef52ee78d3bcb055835c37c3e0e7c69b629957f80dc9fb78f9170cef4be2239022100b584e97c4a4495fdc619801a23af5cfb7566df7ab04aa7e9c05812a3389cc3bc
 . . . . [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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