ptweb.tsuru.ac.jp

Issued by GeoTrust RSA CA 2018

About this certificate

This digital certificate with serial number 0b:1a:4b:1e:27:0d:c9:ab:88:e7:f2:8d:de:43:72:55 was issued on by DigiCert 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

CN=ptweb.tsuru.ac.jp

DigiCert Inc

Organization: DigiCert Inc
Organization unit: www.digicert.com
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 0b:1a:4b:1e:27:0d:c9:ab:88:e7:f2:8d:de:43:72:55
Serial Number (int): 14758031241607713202104455880279028309
Serial Number lenght: 124 bits, 16 octets

SubjectKeyId: 0b:6b:a1:ea:23:70:3d:25:17:a9:1d:67:d9:9d:ca:ea:c3:1f:65:95
AuthorityKeyId: 90:58:ff:b0:9c:75:a8:51:54:77:b1:ed:f2:a3:43:16:38:9e:6c:c5

Fingerprint (sha1): 8d:a6:17:26:ea:3c:29:32:ca:c5:bf:a4:c5:50:19:93:2f:d1:64:cb
Fingerprint (sha256): e6:74:57:a1:0c:85:cc:67:6e:9f:6f:4a:4d:68:ce:84:f4:79:5a:ed:46:3c:d5:77:01:42:0b:d4:c5:4e:a0:f4

Issuing Certificate URL: http://cacerts.geotrust.com/GeoTrustRSACA2018.crt

Revocation information

OCSP Server: http://status.geotrust.com
CRL Distribution Point: http://cdp.geotrust.com/GeoTrustRSACA2018.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

10 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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsQauQkMVN28oXFv5V17S
C5xDobA/U9QQBZ6opXNXL87dMuOEgTrOCK320sDKQy/33zxezalDW5sUlFfFf18d
bVsiu2G6CY0wjiwZtUGq/m54O1AzsNaeDcSmCuAJPapgmKtVeq4EXqqOdLUw4J7A
FST00NiJoMxLJrjDmwGZD9XB4aVAMAHQWZPE4cPDWe7dAiQQvfSsdZOuhGkz/ik9
6icYHuhdHCQYSrxH/dX1FA4U9pxK+bM2rBIunqSPNpOFvnd9XiFigqOT0gf7EL4d
lMgqH29LbDuTtqZ6fpt5nwd684JBlSz+zEGxOYd8rCky4GevC1hMkCxEqqfsrE9E
wwIDAQAB
-----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 14758031241607713202104455880279028309
 . . . . . . . . [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 'DigiCert 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 'www.digicert.com'
 . . . . . . . . . . . . [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 RSA CA 2018'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-11 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-07-11 12:00:00 +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 '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 22347474354244495991774247966954891729666470601354281511369804542948169310531989520751523131541058549610641562141908862918891574863509639351608917806654456264909221117316089851964255966767469966895418749811640797176568414517502925727775466434628151908134425123242585017872291499720880902181702337903620809405687869438866555135585378150048317305775401560593668679292287941521778797591375216714829823225854225760551173422609856124384085755134632372127859764565930260694101088685523923562515063874581129593342609480165779003994360087964137846557247449816547246033434168030616237008236296862167764208314750791418190447811
 . . . . . . . . . . . . . . . . . . . . [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 9058ffb09c75a8515477b1edf2a34316389e6cc5
 . . . . . . . . . . . . . . . . [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)
							0b6ba1ea23703d2517a91d67d99dcaeac31f6595
 . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (55 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://cdp.geotrust.com/GeoTrustRSACA2018.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 (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 2.16.840.1.114412.1.2 (digiCertDVCert)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.digicert.com/CPS'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (105 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://status.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://cacerts.geotrust.com/GeoTrustRSACA2018.crt'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600f65c942fd1773022145418083094568ee34d131933bfdf0c2f200bcc4ef164e300000172a31f766100000403004730450221008e1b540c5880a3fbc82b39921384b781e240a8fa419a64e03364a14c9f85a0ee0220311e2cc7c831e7000af9b69dd01a98d5822a54650fe854ec8b123125a16432ea0075005cdc4392fee6ab4544b15e9ad456e61037fbd5fa47dca17394b25ee6f6c70eca00000172a31f767e0000040300463044022041e861d695bba4e8a1d00a18a098d08007160ed54b0aa48c98b5de3130219069022012d1307537317334b768cc942adbd52b27a56f63949c5ce7c730e241d8e62f5c
 . . . . [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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