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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

athabascau.ca · 75.2.89.29:443

Verified

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

Subject
CN=athabascau.ca
Issuer
C=US O=Amazon CN=Amazon RSA 2048 M04
Valid from
2026-07-21T00:00:00+00:00
Expires
2027-02-03T23:59:59+00:00
Days remaining
132
Serial (hex)
0AE3566454A4B82CF911B6E7D187B629
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:athabascau.ca

SHA-256 fingerprint

D3:0F:69:93:A5:0A:63:CA:07:1E:3B:A7:7A:1F:BE:D0:88:7B:19:A3:3F:CC:76:80:EB:EA:87:30:9C:1B:C7:46
Certificate extensions & PEM
authorityKeyIdentifier
1F:52:92:61:56:82:54:7F:81:66:D8:1D:3D:0A:AA:32:5C:87:DD:08
subjectKeyIdentifier
14:21:4A:BD:EC:72:59:85:4A:F5:AB:4F:65:D9:3F:D8:89:5A:44:32
subjectAltName
DNS:athabascau.ca
certificatePolicies
Policy: 2.23.140.1.2.1
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.r2m04.amazontrust.com/r2m04.crl
authorityInfoAccess
OCSP - URI:http://ocsp.r2m04.amazontrust.com CA Issuers - URI:http://crt.r2m04.amazontrust.com/r2m04.cer
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 4C:63:DC:98:E5:9C:1D:AB:88:F6:1E:8A:3D:DE:AE:8F: AB:44:A3:37:7B:5F:9B:94:C3:FB:A1:9C:FC:C1:BE:26 Timestamp : Jul 21 01:22:08.394 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:AD:56:37:EB:F8:E0:36:B1:44:C1:F9: 31:C8:8E:50:54:1C:EE:6B:73:6C:82:4C:DC:A1:AF:4B: 73:63:9B:09:32:02:21:00:B6:E6:9D:4B:6B:81:7D:64: F4:0D:BF:E5:38:99:DC:6C:8F:E1:DC:DC:38:7D:64:27: 33:06:E6:FB:82:3E:2E:23 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Jul 21 01:22:08.447 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:6E:6D:F5:CF:1A:C8:17:4F:9B:A9:14:D7: EB:9C:2E:E2:D4:BE:24:03:CF:5A:B0:0F:6C:D8:A9:EB: 57:F2:D9:AA:02:21:00:8E:61:51:FB:26:2B:53:93:5D: 2E:23:63:92:A2:A5:41:6D:A2:4E:65:E7:33:30:D0:C8: 8A:E3:84:1A:F2:AC:3D Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Jul 21 01:22:08.613 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:16:20:2A:F5:F7:16:3A:FF:B6:91:87:9E: E1:BB:8F:99:F2:E5:BC:9C:7B:56:52:9A:0B:D1:0E:3D: D0:35:AB:A9:02:20:4C:C3:5E:C0:DA:6D:7A:59:82:22: B6:46:1A:CA:99:7D:A8:1E:8E:E0:7D:48:55:1D:2E:8A: 33:56:A2:46:9D:82
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-09-24T17:23:31+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Amazon CN=Amazon RSA 2048 M04
Issuer
C=US O=Amazon CN=Amazon Root CA 1
Valid from
2022-08-23T22:26:35+00:00
Expires
2030-08-23T22:26:35+00:00
Days remaining
1429
Serial (hex)
0773124F2A952E3ED18A58BDB85D1BC0CE5F27
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

13:8B:DF:6E:23:AC:97:1E:B4:E6:26:B2:79:DD:6A:26:F0:57:51:0F:1D:E3:94:29:3A:5E:EA:28:60:DE:01:9B
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
subjectKeyIdentifier
1F:52:92:61:56:82:54:7F:81:66:D8:1D:3D:0A:AA:32:5C:87:DD:08
authorityKeyIdentifier
84:18:CC:85:34:EC:BC:0C:94:94:2E:08:59:9C:C7:B2:10:4E:0A:08
authorityInfoAccess
OCSP - URI:http://ocsp.rootca1.amazontrust.com CA Issuers - URI:http://crt.rootca1.amazontrust.com/rootca1.cer
crlDistributionPoints
Full Name: URI:http://crl.rootca1.amazontrust.com/rootca1.crl
certificatePolicies
Policy: 2.23.140.1.2.1
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=Amazon CN=Amazon Root CA 1
Issuer
C=US ST=Arizona L=Scottsdale O=Starfield Technologies, Inc. CN=Starfield Services Root Certificate Authority - G2
Valid from
2015-05-25T12:00:00+00:00
Expires
2037-12-31T01:00:00+00:00
Days remaining
4115
Serial (hex)
067F944A2A27CDF3FAC2AE2B01F908EEB9C4C6
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

87:DC:D4:DC:74:64:0A:32:2C:D2:05:55:25:06:D1:BE:64:F1:25:96:25:80:96:54:49:86:B4:85:0B:C7:27:06
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
84:18:CC:85:34:EC:BC:0C:94:94:2E:08:59:9C:C7:B2:10:4E:0A:08
authorityKeyIdentifier
9C:5F:00:DF:AA:01:D7:30:2B:38:88:A2:B8:6D:4A:9C:F2:11:91:83
authorityInfoAccess
OCSP - URI:http://ocsp.rootg2.amazontrust.com CA Issuers - URI:http://crt.rootg2.amazontrust.com/rootg2.cer
crlDistributionPoints
Full Name: URI:http://crl.rootg2.amazontrust.com/rootg2.crl
certificatePolicies
Policy: X509v3 Any Policy
-----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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