ptweb.tsuru.ac.jp

Issued by GeoTrust DV SSL CA - G4

About this certificate

This digital certificate with serial number fd:ee 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=ptweb.tsuru.ac.jp,OU=GT78261188+OU=See www.geotrust.com/resources/cps (c)15+OU=Domain Control Validated - QuickSSL(R)

GeoTrust Inc.

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

This certificate has expire since

Certificate Details

Serial Number (hex): fd:ee
Serial Number (int): 65006
Serial Number lenght: 16 bits, 2 octets

SubjectKeyId:
AuthorityKeyId: 0b:50:ec:77:ef:2a:9b:ff:ec:03:a1:0a:ff:ad:c6:e4:2a:18:c7:3e

Fingerprint (sha1): 10:d9:f3:70:cb:58:72:1d:74:00:94:19:4d:42:6d:56:3f:54:c1:9d
Fingerprint (sha256): a7:38:f0:0e:03:b6:92:08:b1:1b:21:d6:9c:2d:4f:e1:b0:18:e7:4a:0c:e2:90:b1:46:39:3d:9e:52:e6:e3:6b

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

Revocation information

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

Check the revocation status for certificate ptweb.tsuru.ac.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ptweb.tsuru.ac.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

ptweb.tsuru.ac.jp

Other certificates including the domain name tsuru.ac.jp

(limited to 100 certificates)

Certificate

The complete raw certificate details for ptweb.tsuru.ac.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9Dtu2XLarUXo9K1btd4O
8aLG/X66uae6gV24ZpoeSBK2Wi6V5EUG7sp+lM8JSVU6g2ozVnPXOQHmfgL3Swz4
+C2AxzvrorleMOkk/sihIa4VrIKsRgPBsvG3dBiEtd1WNn1B3wOXGphH90BojMzB
BTKUTP3VOaAsHz6NN0tSk+0srvq1sbO49QvIHedpqnNpdFDHDdG9hsWUaUwnWP0q
K2v34qlIoDKw9FHoal4mv0AyADhFp77ivcDTEGgg5T8orudwmXo491MzyavPHa1W
OTOONtqvOm4spYKLs7dKMd0g9Et87nE0n3tx8udGDAHmsK332mG6W0AN6nLYGWoi
0wIDAQAB
-----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 65006
 . . . . . . . . [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 - G4'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-03-29 05:41:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-04-30 03:32:22 +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 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GT78261188'
 . . . . . . . . . . . . [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.geotrust.com/resources/cps (c)15'
 . . . . . . . . . . . . [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 - QuickSSL(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 'ptweb.tsuru.ac.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 30831453919037624474866911882968414642877302551308094860481446556382636363914556154293483347688278520238908356979481051089466850918687825265912310697692822165946319550789685147421331237387007352682486447739762266807410393971392728734378069758495319393803901881155818083898778156870164542524801821185658121175536327483970787841790274084275926565380975044007403476510467566725523025196266874432696486999657819576828100923268653798596014084688978022436227101591974753653592929239528236221507316630336641783033896087091442475986039388295941506622895468182447095365279812295638976069092195041604470793198630539797092508371
 . . . . . . . . . . . . . . . . . . . . [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 0b50ec77ef2a9bffec03a10affadc6e42a18c73e
 . . . . . . . . . . . . . . . . [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://gu.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://gu.symcb.com/gu.crt'
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ptweb.tsuru.ac.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 (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://gu.symcb.com/gu.crl'
 . . . . . . . . . . . . . . . . [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 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (79 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 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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