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

TLSv1.2

lip.pt · 194.210.119.11:443

Verified

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

Subject
C=PT L=Lisboa O=LIP-Lab Instrum Fis Expe Particulas Ass Par Investig Desenv CN=lip.pt
Issuer
C=GR O=Hellenic Academic and Research Institutions CA CN=GEANT TLS ECC 1
Valid from
2025-11-11T09:29:20+00:00
Expires
2026-11-11T09:29:20+00:00
Days remaining
40
Serial (hex)
2153726EDD264FA1DFC09CE5582F0856
Signature
ecdsa-with-SHA384
Public key
EC 256 prime256v1

Subject alternative names (SAN)

DNS:lip.pt, DNS:www.lip.pt

SHA-256 fingerprint

08:0B:92:49:52:40:04:9A:AD:8C:76:E6:BC:F6:5C:8B:3C:7C:0B:A2:B1:A8:26:AF:0C:19:F1:B3:57:AA:A9:57
Certificate extensions & PEM
authorityKeyIdentifier
E9:99:06:8D:17:1F:AB:FB:96:1A:5A:C8:5B:5E:5D:5E:EC:DA:9C:8F
authorityInfoAccess
CA Issuers - URI:http://crt.harica.gr/HARICA-GEANT-TLS-E1.cer OCSP - URI:http://ocsp-tls.harica.gr
subjectAltName
DNS:lip.pt, DNS:www.lip.pt
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-E1.crl
subjectKeyIdentifier
45:10:5C:B3:5D:31:61:73:85:87:1F:DD:FD:FF:9A:70:FC:3B:EC:69
keyUsage
Digital Signature
ct_precert_scts
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 : Nov 11 09:39:21.816 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:B2:B5:B1:E7:3D:AA:E7:26:93:FB:0B: C1:26:A6:57:F4:6D:51:57:AA:72:63:F4:D7:6E:03:B1: 8B:04:D7:E3:45:02:20:24:49:22:04:51:05:9D:D3:7B: FC:9A:B7:EA:84:03:C9:6E:CA:76:C7:A1:DD:36:6F:1B: 37:95:97:DE:C8:6E:5F 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 : Nov 11 09:39:21.766 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:17:AB:58:6B:81:DE:B1:1A:5C:BA:2E:DD: 67:64:14:73:AA:68:93:BD:DD:71:C8:C5:E4:E3:65:7A: 4F:00:5B:61:02:20:3A:93:31:32:1F:D0:E3:34:FD:E1: CA:D0:DD:F6:BF:BE:B6:D3:34:2C:A8:2F:F0:EB:CB:D9: C1:92:60:CB:6E:E4 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : AC:AB:30:70:6C:EB:EC:84:31:F4:13:D2:F4:91:5F:11: 1E:42:24:43:B1:F2:A6:8C:4F:3C:2B:3B:A7:1E:02:C3 Timestamp : Nov 11 09:39:21.822 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:BC:A7:64:AA:DF:04:C5:B4:8F:A7:71: 7A:40:02:2E:FE:07:0B:DC:42:25:D3:34:77:7B:EE:51: 01:C0:A4:3E:99:02:20:70:6A:7D:5F:63:E9:14:ED:CE: B5:F5:7C:CE:89:3E:0C:32:8E:39:75:9E:29:6E:10:68: 42:B8:D9:76:B7:E9:31
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-ECDSA-AES256-GCM-SHA384 · Checked 2026-10-01T16:54:56+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=GR O=Hellenic Academic and Research Institutions CA CN=GEANT TLS ECC 1
Issuer
C=GR O=Hellenic Academic and Research Institutions CA CN=HARICA TLS ECC Root CA 2021
Valid from
2025-01-03T11:14:21+00:00
Expires
2039-12-31T11:14:20+00:00
Days remaining
4838
Serial (hex)
42FDDCE1261607E1A5E6935A400161DD
Signature
ecdsa-with-SHA384
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

6C:DF:0B:A1:71:1E:85:6D:22:8B:A0:0C:A0:4C:5C:1C:3D:79:94:4C:03:7B:71:3B:15:5A:4E:E4:B4:7E:C5:3C
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
authorityKeyIdentifier
C9:1B:53:81:12:FE:04:D5:16:D1:AA:BC:9A:6F:B7:A0:95:19:6E:CA
authorityInfoAccess
CA Issuers - URI:http://crt.harica.gr/HARICA-TLS-Root-2021-ECC.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-ECC.crl
subjectKeyIdentifier
E9:99:06:8D:17:1F:AB:FB:96:1A:5A:C8:5B:5E:5D:5E:EC:DA:9C:8F
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 ECC Root CA 2021
Issuer
C=GR L=Athens O=Hellenic Academic and Research Institutions Cert. Authority CN=Hellenic Academic and Research Institutions ECC RootCA 2015
Valid from
2021-09-02T07:44:37+00:00
Expires
2029-08-31T07:44:36+00:00
Days remaining
1064
Serial (hex)
716027C8857A73542DEF516C1C2EEB0F
Signature
ecdsa-with-SHA384
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

50:E2:7F:90:EB:6A:F4:95:B0:E6:EE:B6:55:CC:89:44:4C:27:D3:C9:5B:68:23:FA:02:AB:DC:95:F1:63:6A:E1
Certificate extensions & PEM
basicConstraints
CA:TRUE
authorityKeyIdentifier
B4:22:0B:82:99:24:01:0E:9C:BB:E4:0E:FD:BF:FB:97:20:93:99:2A
authorityInfoAccess
CA Issuers - URI:http://repo.harica.gr/certs/HaricaECCRootCA2015.crt
certificatePolicies
Policy: X509v3 Any Policy
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HaricaECCRootCA2015.crl
subjectKeyIdentifier
C9:1B:53:81:12:FE:04:D5:16:D1:AA:BC:9A:6F:B7:A0:95:19:6E:CA
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

Registration / WHOIS →DNS records →