www.genius-web.co.jp

Issued by R3

About this certificate

This digital certificate with serial number 04:fd:20:3f:bc:7b:65:62:14:19:00:af:97:7d:e4:ed:50:28 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.genius-web.co.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:fd:20:3f:bc:7b:65:62:14:19:00:af:97:7d:e4:ed:50:28
Serial Number (int): 434583448791475068876202271933178724569128
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a2:e8:01:1f:26:2a:1f:6e:ca:de:35:9a:cd:01:72:e5:7e:be:46:5c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ec:8f:88:d5:b9:f8:2c:07:34:f2:a8:51:26:63:0c:2b:fd:a3:b3:7c
Fingerprint (sha256): 1b:76:4a:89:95:25:54:5d:a7:46:fd:33:40:67:ca:70:90:f7:c6:4f:ff:75:c2:aa:88:9c:ad:f1:39:0b:3c:7c

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.genius-web.co.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.genius-web.co.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

genius-web.co.jp
www.genius-web.co.jp

Other certificates including the domain name genius-web.co.jp

(limited to 100 certificates)
connect.chearful.com
learn.apps.loopstart.net
support.identitybrandingforum.net
projects.grategy.com
careers.avancercorp.com
learn.smaroadsafety.com
events.idayit.com
training.synergydatarecovery.com
careers.avancercorp.com
www.tradesecrets.pro
learn.apps.loopstart.net
support.katsana.com.bd
support.identitybrandingforum.net
careers.avancercorp.com
support.proxycom.fr
www.genius-web.co.jp
events.advisorcorp.com.au
tool.genius-web.co.jp
intranet.supermetanol.net
tfsys.co
training.synergydatarecovery.com
events.advisorcorp.com.au
support.katsana.com.bd
events.advisorcorp.com.au
academy.propertytalents.com
learn.saasholic.io
ecohive.ecoonyx.com
events.advisorcorp.com.au
events.advisorcorp.com.au
learn.commsgateway.com
events.amigoz.pro
learn.grnetsolution.com
training.synergydatarecovery.com
www.genius-web.co.jp
connect.daiingenieria.com
www.genius-web.co.jp
connect.zurot.org
events.globalangels.org
www.genius-web.co.jp
events.advisorcorp.com.au
connect.mosaicartstudios.com
ecohive.ecoonyx.com
uni.foodhub.com
meetings.oprisync.com
events.advisorcorp.com.au
learn.garzanobleyasociados.com
projects.moveforward.app
support.identitybrandingforum.net
connect.realdiscussion.org
connect.pathwaystoresilience.org
careers.avancercorp.com
events.inceptlabs.com.au
connect.daiingenieria.com
careers.avancercorp.com
projects.konzek.com
events.timberagesystems.com
www.genius-web.co.jp
www.genius-web.co.jp
connect.zurot.org
link.onlinemastery.co.uk
www.mystr33t.co.uk
events.advisorcorp.com.au
www.genius-web.co.jp
coda.fish
events.1cloudconsultants.com
support.katsana.com.bd
tfsys.co
events.inceptlabs.com.au
events.1cloudconsultants.com
careers.avancercorp.com
careers.avancercorp.com
survey.debbiepetersonspeaks.com
link.onlinemastery.co.uk
www.genius-web.co.jp
events.1cloudconsultants.com
intranet.supermetanol.net
link.onlinemastery.co.uk
link.onlinemastery.co.uk
link.onlinemastery.co.uk
www.genius-web.co.jp
portal.channelingakasha.com
careers.avancercorp.com
connect.reded.io
jobs.hackingworld.online
learn.graffeocorp.com
support.identitybrandingforum.net
link.onlinemastery.co.uk
link.onlinemastery.co.uk
events.tech2.dk
academy.propertytalents.com
www.theixevent.com
learn.storewise.io
events.aqua.co.nz
projects.pqmsolutions.com.mx
link.onlinemastery.co.uk
link.onlinemastery.co.uk
tfsys.co
connect.lifemastergroup.com
connect.vocom.com.mx
tfsys.co

Certificate

The complete raw certificate details for www.genius-web.co.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsqc6a76/qH8ZeKX0F5dS
+z/Qxza4XOTL8QlQp+rALhYJueGnG31ExgitSuf0eG0ieNWAkTLtCoXnS9feW1au
RZeTHHLlpICEXxgYj8oxt0SHAa9MlkdU9+aR8lt4YRXmJWqmjqrJiQc+/MX8cA0W
fkrn3Cf1hgYqyaKJVFBLymhbVl6/YSKOT6+rX+q/hQYWxzge9z6oSvA9fGi+Qjim
7mOYpaU8WyeZSnA5Ni38rKvuhawHGhbeKJHhCEGbkmUYuCBXtYWuEElJrKg0oGWK
wF0Evi6VhqYXCJ+pnKJ0grFgpEA9Gp4QNG7oJ9TwVu+6uhxj7CWERk1s+gkTPPlM
IwIDAQAB
-----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 434583448791475068876202271933178724569128
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-14 08:22:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-13 08:22:18 +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.genius-web.co.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 22552881586062498270581793227899217053738636099893078428756272130132651063160426020900248702787444413390021155836615511298869374600557972281599279571506632585144510449392244319668817506002751232913665728628360147732341530776370880695656931740688609547375856772290491898161256642554283371041846831629925784394139157830422226095093843060176939145492635883130051402372110137645141686997024534207224677272238909133250359210763674208215027162563833263568733550879047910627407002625635824846951735676454190513461513119282188574172323565708442159056443155905874106031097231166890548906551063247671262907060956433466577734691
 . . . . . . . . . . . . . . . . . . . . [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)
							a2e8011f262a1f6ecade359acd0172e57ebe465c
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 'genius-web.co.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.genius-web.co.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018edbea297d0000040300483046022100eea1f3bd318f84d019a32a574ce075266114dc2f797b9828d47d7d01ecf75f85022100bc15ab191b8404e5a902b0d143c099813fa94221446ae5f3afc736bf148b4f05007600dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018edbea2a0f0000040300473045022100a22cec0e94adde4db2302a7afef3af4142af433d834c833c75667204784e184e02204fd4c01f59d52f42f4428b1fd95e1f085884244e2352869795f7efec587c405d
 . . . . [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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