DNS
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

TLSv1.3

irit.fr · 141.115.28.2:443

Verified

Certificate chain, hostname and dates verified using this server’s CA store.

Subject
C=FR ST=Occitanie L=Toulouse O=Université de Toulouse CN=*.irit.fr
Issuer
C=GR O=Hellenic Academic and Research Institutions CA CN=GEANT TLS RSA 1
Valid from
2025-12-12T13:26:21+00:00
Expires
2026-12-12T13:26:21+00:00
Days remaining
60
Serial (hex)
2A87CBD5E94C19CF9A872370DAEC5FE4
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.irit.fr, DNS:irit.fr

SHA-256 fingerprint

69:1C:49:7B:9B:52:0C:B6:BE:EB:F9:F3:BF:BB:9B:BC:21:4D:18:38:F6:84:DA:B0:6A:74:EB:23:35:DD:DA:99
Certificate extensions & PEM
basicConstraints
CA:FALSE
authorityKeyIdentifier
86:01:72:3F:8C:A9:70:E2:31:06:53:16:CE:01:5F:5B:79:C8:3C:3B
authorityInfoAccess
CA Issuers - URI:http://crt.harica.gr/HARICA-GEANT-TLS-R1.cer OCSP - URI:http://ocsp-tls.harica.gr
subjectAltName
DNS:*.irit.fr, DNS:irit.fr
certificatePolicies
Policy: 2.23.140.1.2.2 Policy: 0.4.0.2042.1.7 Policy: 1.3.6.1.4.1.26513.1.1.1.2
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HARICA-GEANT-TLS-R1.crl
subjectKeyIdentifier
AE:91:D8:0D:1A:15:EB:10:D6:0B:05:4D:C8:FC:78:30:6A:A6:57:D9
keyUsage
Digital Signature, Key Encipherment
ct_precert_scts
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 12 13:36:23.221 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:0F:12:6A:37:8B:FA:E3:83:7B:84:1F:2E: D8:45:89:A1:23:48:3F:28:1F:C5:FB:0D:A7:FA:DE:67: B4:BB:28:69:02:20:6B:88:02:A6:98:DF:99:02:34:94: 58:0E:25:BA:EB:0F:D1:29:9C:9E:2C:2B:16:FC:70:AF: 53:29:34:35:97:80 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Dec 12 13:36:23.199 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:D3:B3:98:78:A7:E7:14:8C:A7:3D:6B: FB:62:2F:71:0E:86:F9:D5:D7:F1:C6:39:13:1E:E5:08: 02:43:A2:C3:FB:02:21:00:FB:FB:A0:54:2F:74:EE:D3: CC:98:28:9B:91:9A:26:10:60:8C:D1:D7:FF:89:30:E3: 7F:BD:4C:E3:29:EA:13:54 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 12 13:36:23.149 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:48:A2:BD:DD:DC:9A:3F:8C:C3:9C:3F:BA: 8C:AA:A4:CD:78:0D:A2:31:D5:D0:25:AA:BB:0B:B3:C7: 7B:1C:1A:04:02:20:54:F7:FA:24:B3:D8:A7:49:E5:D9: 23:6E:8F:5D:73:BA:2C:20:9B:2C:2F:2C:3A:28:FA:0D: AD:71:5F:6A:40:B8
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-12T15:38:50+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=GR O=Hellenic Academic and Research Institutions CA CN=GEANT TLS RSA 1
Issuer
C=GR O=Hellenic Academic and Research Institutions CA CN=HARICA TLS RSA Root CA 2021
Valid from
2025-01-03T11:15:00+00:00
Expires
2039-12-31T11:14:59+00:00
Days remaining
4827
Serial (hex)
14D57BF3692228219A5567FA91651B22
Signature
RSA-SHA256
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

5B:67:8D:C4:40:95:A5:28:95:B6:3B:31:F2:72:27:F4:B3:6C:3E:34:74:91:BF:2B:FA:69:18:37:A5:FB:8C:79
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
authorityKeyIdentifier
0A:48:23:A6:60:A4:92:0A:33:EA:93:5B:C5:57:EA:25:4D:BD:12:EE
authorityInfoAccess
CA Issuers - URI:http://crt.harica.gr/HARICA-TLS-Root-2021-RSA.cer
certificatePolicies
Policy: X509v3 Any Policy
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HARICA-TLS-Root-2021-RSA.crl
subjectKeyIdentifier
86:01:72:3F:8C:A9:70:E2:31:06:53:16:CE:01:5F:5B:79:C8:3C:3B
keyUsage
Digital Signature, Certificate Sign, CRL Sign
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=GR O=Hellenic Academic and Research Institutions CA CN=HARICA TLS RSA Root CA 2021
Issuer
C=GR L=Athens O=Hellenic Academic and Research Institutions Cert. Authority CN=Hellenic Academic and Research Institutions RootCA 2015
Valid from
2021-09-02T07:41:55+00:00
Expires
2029-08-31T07:41:54+00:00
Days remaining
1053
Serial (hex)
2A6086D4D4DE45C95E4B98FBBF2FBF26
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

4A:CD:8D:C6:02:0A:54:5A:85:89:43:A5:53:B5:E0:F3:FC:5B:85:9A:EA:17:46:65:0D:69:CF:12:10:F9:56:D8
Certificate extensions & PEM
basicConstraints
CA:TRUE
authorityKeyIdentifier
71:15:67:C8:C8:C9:BD:75:5D:72:D0:38:18:6A:9D:F3:71:24:54:0B
authorityInfoAccess
CA Issuers - URI:http://repo.harica.gr/certs/HaricaRootCA2015.crt
certificatePolicies
Policy: X509v3 Any Policy
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HaricaRootCA2015.crl
subjectKeyIdentifier
0A:48:23:A6:60:A4:92:0A:33:EA:93:5B:C5:57:EA:25:4D:BD:12:EE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
-----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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