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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

TLSv1.3

dal.ca · 129.173.31.187:443

Verified

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

Subject
CN=*.dal.ca
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Valid from
2025-11-13T00:00:00+00:00
Expires
2026-12-13T23:59:59+00:00
Days remaining
73
Serial (hex)
0E9B9C4AA457BF4918C3DB0CDB865E21
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.dal.ca, DNS:dal.ca

SHA-256 fingerprint

D8:B4:B8:49:CB:34:78:7C:3A:CC:30:89:7B:45:04:ED:C8:67:AB:63:71:9C:1F:65:0E:4E:37:AB:90:7E:8F:58
Certificate extensions & PEM
authorityKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
subjectKeyIdentifier
B5:8D:AD:86:0A:6C:3A:91:CC:FC:40:AE:D1:9D:D4:39:48:22:06:22
subjectAltName
DNS:*.dal.ca, DNS:dal.ca
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://cdp.rapidssl.com/RapidSSLTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.rapidssl.com CA Issuers - URI:http://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.crt
basicConstraints
CA:FALSE
ct_precert_scts
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 13 15:42:18.232 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:34:32:84:5B:C1:CE:C1:F1:2B:71:3C:42: 22:04:8C:CB:A2:7F:19:7E:5C:D6:E4:38:2B:94:C1:AC: C9:B6:70:3D:02:20:67:8B:D4:0B:69:2F:4E:46:87:61: F6:18:1D:4F:32:A2:8F:DE:CC:AA:52:91:F4:17:E0:36: EC:8E:C3:63:B3:84 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 : Nov 13 15:42:18.224 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:35:DC:7F:DB:F8:92:31:2F:9D:AA:5B:4E: 22:1C:B5:36:67:78:47:35:DD:C9:30:52:37:EB:E7:EE: 43:9D:2A:5C:02:20:1F:D7:46:BE:6D:2E:84:F0:F7:6E: 87:6E:B8:9E:BC:54:DF:F1:0A:B0:9A:46:03:87:1E:5C: 7D:B0:DA:1A:57:CF 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 13 15:42:18.242 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:DA:C2:05:03:6B:E4:FB:AA:C0:41:38: 75:D2:94:91:8F:CA:04:9D:77:27:BB:74:CA:6A:62:C8: 14:DB:22:65:31:02:20:11:A8:FC:7D:1E:5E:DB:C0:9A: E5:C7:50:B9:99:DA:DE:0F:38:EF:ED:CE:E6:69:8C:CA: 2A:D1:EB:CF:56:9D:47
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-01T06:30:18+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:33+00:00
Expires
2027-11-02T12:24:33+00:00
Days remaining
397
Serial (hex)
0B259422CED9812A15A04E99528A0EFA
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

44:22:E9:63:EE:53:CD:58:CC:9F:85:CD:40:BF:5F:FE:C0:09:5F:DF:1A:15:45:35:66:1C:1C:06:BC:AD:C6:9B
Certificate extensions & PEM
subjectKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
authorityKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE, pathlen:0
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: 2.16.840.1.114412.1.1 CPS: https://www.digicert.com/CPS Policy: 2.16.840.1.114412.1.2 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2
-----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.

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