smt.onchi.nijibox.co.jp

Issued by RapidSSL CA

About this certificate

This digital certificate with serial number 07:f3:9f was issued on by GeoTrust, Inc..

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

SERIALNUMBER=udZesugLNWRGWF/XRbqU4Ba5H2cbpqkm,CN=smt.onchi.nijibox.co.jp,OU=GT61565711+OU=See www.rapidssl.com/resources/cps (c)12+OU=Domain Control Validated - RapidSSL(R)

GeoTrust, Inc.

Organization: GeoTrust, Inc.
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 07:f3:9f
Serial Number (int): 521119
Serial Number lenght: 19 bits, 3 octets

SubjectKeyId: 05:d6:35:9b:ef:b6:89:8d:be:76:43:6b:e7:6e:fe:5d:11:13:dc:8f
AuthorityKeyId: 6b:69:3d:6a:18:42:4a:dd:8f:02:65:39:fd:35:24:86:78:91:16:30

Fingerprint (sha1): 50:95:a4:a0:79:d0:5a:86:21:d1:30:43:6d:c6:3e:d7:a2:5a:26:f7
Fingerprint (sha256): 83:15:37:88:53:e0:90:64:c9:51:ed:16:ca:3a:18:91:0f:11:07:b4:be:ca:67:a1:c1:14:79:cc:ea:a6:f8:d4

Issuing Certificate URL: http://rapidssl-aia.geotrust.com/rapidssl.crt

Revocation information

OCSP Server: http://rapidssl-ocsp.geotrust.com
CRL Distribution Point: http://rapidssl-crl.geotrust.com/crls/rapidssl.crl

Check the revocation status for certificate smt.onchi.nijibox.co.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for smt.onchi.nijibox.co.jp

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA1 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

smt.onchi.nijibox.co.jp

Other certificates including the domain name nijibox.co.jp

(limited to 100 certificates)
www.krispcoders.com
aeyrium.aero
dev.chordpedia.com
pets.easyrbx.com
www.prabhashlk.com
penpaper.app
www.demoday.berrylife.pl
www.abcdroid.com
dev.chordpedia.com
smt.onchi.nijibox.co.jp
nijibox.co.jp
nijibox.co.jp
ambito.io
nijibox.co.jp
verillo.com
tely.app
penpaper.app
ambito.io
www.abcdroid.com
aeyrium.aero
properties.rentalclub.io
elparqueo.com
elysium.tech
teszt.szociometria.tk

Certificate

The complete raw certificate details for smt.onchi.nijibox.co.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnrJT4C6LVguYmO1XK/6h
pdfZVFgc9XMvaGJh3UrbA9jd1Yt7dQvg6jtHyJNeHtFg1aUCruPfSF2TzRviZxn4
zL70RQOiLh8GYnmiSIGBG5MUCI0wjUnuVYOMGR3jQ9L0aqzLtikvwwjwCKS3SRfD
zbyB3GUWw46+re5yVPgnEzZ2UlKZNhTF4o283prsw3v/XQvy6d7LhdIDhfhhAYiQ
3W05IbBbdRsetBlLwgYXksk0rlLq4l2gwo3euGDhmqlwQ6EeImE0QnnEKnrTTKsP
H0MgWFFnSOrOFDlg1CrqLfNoQ0caPZ1NyL/vRi9eBWEvOXDYABgCspA6v5mbdG4I
8QIDAQAB
-----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 521119
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . . . . . [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 'GeoTrust, Inc.'
 . . . . . . . . . . . . [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 'RapidSSL CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2012-08-26 05:41:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-08-28 23:54:06 +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 2.5.4.5 (serialNumber)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'udZesugLNWRGWF/XRbqU4Ba5H2cbpqkm'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GT61565711'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'See www.rapidssl.com/resources/cps (c)12'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Domain Control Validated - RapidSSL(R)'
 . . . . . . . . . . . . [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 'smt.onchi.nijibox.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 20033588821114587991694817460134337456297047353412988497150487922988307551404904262026961013479641717708188437397686241364182247589368233959077633808919550272355035406507994015513272733750272816089892102925786782018748229650081591659914712272917674294779677656739561517591771652201508257534964175647483182151252742497839345547926275273502133360890399573792198062731855196524395122316066577634760984577550398699514561170125503114458391893424817603549637209197985900087683959049222851042047229380322236885935360314131101104079723947687953582476606217692774483683767220573480435459879656436234684515900082413176280189169
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 6b693d6a18424add8f026539fd35248678911630
 . . . . . . . . . . . . . . . . [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 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smt.onchi.nijibox.co.jp'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (60 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://rapidssl-crl.geotrust.com/crls/rapidssl.crl'
 . . . . . . . . . . . . . . . . [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)
							05d6359befb6898dbe76436be76efe5d1113dc8f
 . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (108 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://rapidssl-ocsp.geotrust.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://rapidssl-aia.geotrust.com/rapidssl.crt'
 . . . . . . . . . . . . . . . . [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 2.16.840.1.113733.1.7.54
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://www.geotrust.com/resources/cps'
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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