dsk-mail.hm-f.jp

Issued by GeoTrust DV SSL CA - G3

About this certificate

This digital certificate with serial number 31:1e:3a:14:2b:c8:59:e9:6f:9c:33:a4:70:7f:6b:b5 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)
  • Sub certificates SHOULD include Subject Key Identifier in end entity certs (RFC 5280: 4.2 & 4.2.1.2)

Certificate Subject

CN=dsk-mail.hm-f.jp

GeoTrust Inc.

Organization: GeoTrust Inc.
Organization unit: Domain Validated SSL
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 31:1e:3a:14:2b:c8:59:e9:6f:9c:33:a4:70:7f:6b:b5
Serial Number (int): 65289118677087249866305269833855364021
Serial Number lenght: 126 bits, 16 octets

SubjectKeyId:
AuthorityKeyId: ad:65:22:85:90:d0:3b:e3:a1:49:8b:37:f9:f1:0b:1d:5f:17:a0:77

Fingerprint (sha1): 45:31:4a:95:68:85:e5:38:11:94:ed:06:8e:9c:82:b0:0b:eb:3d:dc
Fingerprint (sha256): 0a:4b:5d:52:ec:17:0f:e3:7c:4b:1b:bf:4d:7e:80:2b:af:a7:d9:b3:5a:af:cc:1a:ef:98:a0:42:6f:34:bb:47

Issuing Certificate URL: http://gt.symcb.com/gt.crt

Revocation information

OCSP Server: http://gt.symcd.com
CRL Distribution Point: http://gt.symcb.com/gt.crl

Check the revocation status for certificate dsk-mail.hm-f.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for dsk-mail.hm-f.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

dsk-mail.hm-f.jp

Other certificates including the domain name hm-f.jp

(limited to 100 certificates)

Certificate

The complete raw certificate details for dsk-mail.hm-f.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsbSD+q8dMRH2Pn4KQpaF
LQU9pjp9fXpr49ZUlAu6RRfhexKIlK69gSqzyNxWM2OMFVVWzx9SjSHbaSXQw+2J
sv0ENs1dAeAqPANZ0hJ9LhjyZWNisc1045/UOUVycsYVhUj9P1UMoY45tqY2gyZl
buYvjGT9DH79d5LrZnpZsxRzNq6CAWRCG1kX6Oq3/FI68EkGlPVu7FSk4aHrSeJV
pa6HN4zamLX0bCbQpIjUvn5VcMEjGgpfL7qkLhspK6ytqDiRNznxorZCRNyFo8EY
ZNV3RgW7I0BMrovbUUW4lpJvly9LH93qLesVGYU1aDUvaAGlMQYW7+IR44xFIhC1
QwIDAQAB
-----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 65289118677087249866305269833855364021
 . . . . . . . . [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 '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 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Domain Validated SSL'
 . . . . . . . . . . . . [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 'GeoTrust DV SSL CA - G3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-02-09 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-04-10 23:59:59 +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:12|false] UTF8String 'dsk-mail.hm-f.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 22433195511336332436033457206818169476541312566149830020609077909500243273919868576188947277936982530003445865353956215868490784864095894201852352281690026945162648472537291293914795891203338749241164336853567930474423907761132473171951537326182883028620781344858922891051736699430246493336841141869573480054774352705060370178533703765816032226467269213883953929666507299179550096082520286746435845174035778219005140779489363139090340976060278580356594175078140711998715195587233837195999500984453458125853951837143946733243598069829919777707259139659951192300767445100147463608838780708218323602188649715336502883651
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dsk-mail.hm-f.jp'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (36 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://gt.symcb.com/gt.crl'
 . . . . . . . . . . . . . . . . [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 (149 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: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 'https://www.geotrust.com/resources/repository/legal'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'https://www.geotrust.com/resources/repository/legal'
 . . . . . . . . . . . . . . . . [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 ad65228590d03be3a1498b37f9f10b1d5f17a077
 . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (75 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://gt.symcd.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://gt.symcb.com/gt.crt'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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