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THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.2

ube-c.ac.jp · 160.16.117.56:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. Peer certificate subjectAltName did not match expected name `ube-c.ac.jp'

Certificate verification failed

Subject
CN=www.ube-c.ac.jp
Issuer
C=JP O=Japan Registry Services Co., Ltd. CN=JPRS Domain Validation Authority - G4
Valid from
2025-12-01T02:53:06+00:00
Expires
2026-12-31T14:59:59+00:00
Days remaining
52
Serial (hex)
7AE43B5000D49811FB31A7AAF0E79BA9
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.ube-c.ac.jp

SHA-256 fingerprint

2C:47:A8:2E:5F:9C:6E:C2:AE:8C:5D:0C:D7:B9:71:08:D9:B0:F8:22:B7:82:A5:E1:21:35:04:BD:91:12:B6:CE
Certificate extensions & PEM
authorityKeyIdentifier
7C:24:CE:0D:A4:38:2D:C7:B3:63:5E:A7:78:7A:8D:1D:4C:2E:C7:15
authorityInfoAccess
CA Issuers - URI:http://repo.pubcert.jprs.jp/sppca/jprs/dvca_g4/JPRS_DVCA_G4_DER.cer OCSP - URI:http://dv.g4.ocsp.pubcert.jprs.jp
subjectAltName
DNS:www.ube-c.ac.jp
certificatePolicies
Policy: 1.3.6.1.4.1.53827.1.1.4 CPS: http://jprs.jp/pubcert/info/repository/ Policy: 2.23.140.1.2.1
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://repo.pubcert.jprs.jp/sppca/jprs/dvca_g4/fullcrl.crl
subjectKeyIdentifier
05:18:AD:12:77:EB:3C:96:7D:C3:0F:60:41:68:36:46:49:93:9E:B7
keyUsage
Digital Signature, Key Encipherment
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Dec 1 03:03:06.907 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:F4:FD:8D:16:75:5A:EE:E0:D7:15:28: 7E:16:CF:76:06:35:28:9A:2D:E7:DF:FD:FC:8E:FB:B4: 3A:4E:32:18:73:02:20:21:13:CC:41:38:D4:33:00:07: 6C:0C:3E:D8:99:5D:5C:26:51:97:E6:20:6E:98:D3:C6: C1:16:7E:AB:38:7B:67 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB: B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14 Timestamp : Dec 1 03:03:07.761 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:98:6A:A5:42:8E:FF:6D:FE:92:AF:AA: 8C:13:74:39:F3:CB:4D:8D:A4:82:68:83:82:C0:87:A3: 95:76:C2:46:9B:02:21:00:F7:C9:36:A9:ED:D6:9A:39: 63:81:BC:D4:4D:5E:FD:0C:71:BC:0F:E7:5E:C3:34:E7: E7:0C:72:F7:58:31:4B:95 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Dec 1 03:03:08.502 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:C3:3D:2A:5C:AE:30:3D:FB:6F:2B:19: 83:83:B0:80:3C:D6:AD:F1:37:72:33:2F:82:4E:A4:F8: F2:61:30:E1:57:02:20:29:17:E2:5E:BC:E5:47:19:52: EF:16:0D:74:BD:11:37:D7:B1:F0:CE:50:F5:C8:1B:CF: E7:3A:C3:80:9A:F2:F5 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : CB:38:F7:15:89:7C:84:A1:44:5F:5B:C1:DD:FB:C9:6E: F2:9A:59:CD:47:0A:69:05:85:B0:CB:14:C3:14:58:E7 Timestamp : Dec 1 03:03:08.859 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:8A:2A:97:07:9D:35:16:26:68:84:75: 00:76:DE:A0:1C:C4:E4:A1:67:35:06:41:37:4C:51:AC: D9:64:15:37:6E:02:20:56:6D:F2:15:9F:DF:0C:80:62: 3C:64:21:47:86:C3:AA:E8:80:B6:16:35:C7:27:6C:C8: 66:E0:7C:DA:C6:29:9C
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-11-08T15:53:15+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=JP O=Japan Registry Services Co., Ltd. CN=JPRS Domain Validation Authority - G4
Issuer
C=JP O=SECOM Trust Systems CO.,LTD. OU=Security Communication RootCA2
Valid from
2020-07-22T10:40:53+00:00
Expires
2029-05-29T05:00:39+00:00
Days remaining
932
Serial (hex)
22B9B17F05E48A55E6F5EF198802FFB9
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

F1:9D:55:CD:08:A3:EA:42:BD:91:50:80:73:82:31:74:DD:92:37:02:13:C1:77:F8:25:31:75:6D:A7:50:8A:51
Certificate extensions & PEM
subjectKeyIdentifier
7C:24:CE:0D:A4:38:2D:C7:B3:63:5E:A7:78:7A:8D:1D:4C:2E:C7:15
authorityKeyIdentifier
0A:85:A9:77:65:05:98:7C:40:81:F8:0F:97:2C:38:F1:0A:EC:3C:CF
basicConstraints
CA:TRUE, pathlen:0
keyUsage
Certificate Sign, CRL Sign
crlDistributionPoints
Full Name: URI:http://repository.secomtrust.net/SC-Root2/SCRoot2CRL.crl
certificatePolicies
Policy: 1.2.392.200091.100.901.4 CPS: http://repository.secomtrust.net/SC-Root2/
authorityInfoAccess
OCSP - URI:http://scrootca2.ocsp.secomtrust.net CA Issuers - URI:http://repository.secomtrust.net/SC-Root2/SCRoot2ca.cer
extendedKeyUsage
TLS Web Server Authentication
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

View certificate JSON

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