www.akiramiyagawa.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:c1:97:21:a8:b2:75:e0:7f:ac:e4:e7:75:91:81:2a:94:c2 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.akiramiyagawa.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:c1:97:21:a8:b2:75:e0:7f:ac:e4:e7:75:91:81:2a:94:c2
Serial Number (int): 327212242805765624823905466065726470788290
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 27:10:ad:27:5c:28:ec:fc:af:f1:58:e9:4d:2d:a9:f5:b8:f7:cb:1d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 41:c5:35:2e:62:b8:05:3c:19:52:ee:5e:c5:c3:0c:5b:d3:21:14:2d
Fingerprint (sha256): 98:94:e8:12:41:26:29:7f:80:c1:36:12:b2:d1:dc:51:fd:70:b0:45:13:bf:41:73:bb:6a:de:66:03:e0:a0:cc

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.akiramiyagawa.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.akiramiyagawa.com

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

akiramiyagawa.com
www.akiramiyagawa.com

Other certificates including the domain name akiramiyagawa.com

(limited to 100 certificates)
www.aparture.xyz
www.akiramiyagawa.com
development.akiramiyagawa.com
akiramiyagawa.com
development.akiramiyagawa.com
www.akiramiyagawa.com
www.akiramiyagawa.com
development.akiramiyagawa.com
auth.dayummy.com
development.akiramiyagawa.com
www.akiramiyagawa.com
akiramiyagawa.com
lilysclaycreations.com
variable.app
www.tiendabliss.com
akiramiyagawa.com
feedpp.com
www.akiramiyagawa.com
www.akiramiyagawa.com
development.akiramiyagawa.com
sociaal-werk.cao.app
www.akiramiyagawa.com
development.akiramiyagawa.com
www.touchup.ai
www.akiramiyagawa.com
preview.streetsmarts.io
www.akiramiyagawa.com
www.akiramiyagawa.com
dashboard.gday.ai

Certificate

The complete raw certificate details for www.akiramiyagawa.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyo4wo0WJt56TR76vu7cf
0CJVjDpn8e6WQGUcBo6V1l6PWopczv3LifjOn9vt261XfbhWpQmZtO5hkBVFJsjO
+yYSyl2CwZJTvtVJcvPC9dBPObUrdu2YKDnNBYA7p28egUmW65tZSBbSEzn4onGi
xb6XRLjgDW/l9SWzLgrS1O9a0y+JMTOscTV8CfhZQ+9+vyl0urWnk67uqkkS80St
xuEJQkF40zwE2YiqPTbuqywMoMTuSrnhe1tuTMajmlcn0SWWYMTByrUy04IA7Q3o
r7fxXsDrZp632UPv7zUi/RaWlpiyHBtR5m66d5SngimgqfHVyooyCuhB24/rTykg
iQIDAQAB
-----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 327212242805765624823905466065726470788290
 . . . . . . . . [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 2019-04-23 06:05:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-22 06:05:41 +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.akiramiyagawa.com'
 . . . . . . . . [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 25570254101145052106144398037034699332500129802156942948006112279491182346538211952193764499516398321943962084415186433291027545355393645636202136007991544155877768082633469579406410464823222085024902151023989964036401715642523469258414470247929730769819177135388823511839460528035818093765949531700561616863636396934760287281921082145952465329251047001419711786291874964656813655198569556473246667497599739081526338705136028309711535780179115927364699961706664365149998015843106632343024931979696386709579694730905192358958903907268769371435892636278007966931526274729207462274982208704668797919291879786281634963593
 . . . . . . . . . . . . . . . . . . . . [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)
							2710ad275c28ecfcaff158e94d2da9f5b8f7cb1d
 . . . . . . . . . . . . . . . . [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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'akiramiyagawa.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.akiramiyagawa.com'
 . . . . . . . . . . . . . . . . [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)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016a4903b8880000040300473045022100a8ae7fc1f9978b414cb46a7682587815464e1e1ffe46696c54b4ea37e79f06d302203dc2e34e926edd5346e0674f2552bbd0abd9644bb41094d18dbbc0ef791e6d46007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016a4903b88f0000040300473045022037e616ad820dbc392b744df0607b0d782aca220891dd76820e6efe883086ce78022100a58f1209eed01551dbe0295b32577e83aaed17182a68e0bd7bd1a104264c268b
 . . . . [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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