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

assnat.qc.ca · 205.151.112.40:443

Verified

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

Subject
C=CA ST=Québec O=Gouvernement du Québec CN=assnat.qc.ca
Issuer
C=CA O=Entrust Limited CN=Entrust OV TLS Issuing RSA CA 2
Valid from
2026-08-28T00:00:00+00:00
Expires
2027-03-14T23:59:59+00:00
Days remaining
143
Serial (hex)
45C048CC13DEAE2F41B61B1B742E72F5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:assnat.qc.ca, DNS:*.assnat.qc.ca, DNS:*.bibliotheque.assnat.qc.ca, DNS:*.boutique.assnat.qc.ca

SHA-256 fingerprint

B6:11:DA:B4:7A:17:71:16:CC:48:11:03:BF:6D:9A:2F:2C:C2:64:39:31:A9:51:CC:3F:07:11:20:D4:EA:0A:8E
Certificate extensions & PEM
authorityKeyIdentifier
17:D1:AF:00:74:F9:55:FB:52:37:D8:84:76:0B:5B:12:8A:50:5A:C5
subjectKeyIdentifier
0C:8F:25:E0:35:54:ED:82:AC:5E:5F:CD:26:74:31:6A:17:E2:57:5C
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/EntrustOVTLSIssuingRSACA2.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/EntrustOVTLSIssuingRSACA2.crt OCSP - URI:http://ocsp.sectigo.com
ct_precert_scts
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 : Aug 28 21:49:25.998 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:F7:B4:61:91:3C:EC:13:23:D4:3D:55: CD:E6:4E:E2:D4:19:AA:AD:CB:A0:EB:15:05:25:96:1A: 73:EB:69:A0:2F:02:20:15:47:16:02:6D:B6:0D:66:2A: 3D:2C:66:37:E7:23:51:7C:37:35:29:CA:FF:DA:18:34: B4:65:16:4B:00:5E:79 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 8E:CA:47:0B:AC:DE:6A:F3:A2:06:B0:A4:7A:84:B7:46: FE:1F:C6:BF:95:3E:25:E6:9B:4E:E4:02:48:F3:C6:E8 Timestamp : Aug 28 21:49:26.299 2026 GMT Extensions: 00:00:05:00:0B:7F:F8:49 Signature : ecdsa-with-SHA256 30:46:02:21:00:98:E3:85:02:86:01:6E:CD:5D:0C:5A: CF:D5:4E:9F:32:FB:0F:B6:6F:13:78:90:3D:BE:4C:09: 79:82:B5:4A:41:02:21:00:F2:B7:5A:5F:90:C7:32:DE: AD:9E:52:34:54:A6:2E:AE:A9:B1:71:E8:36:7E:8D:8B: 06:5B:88:70:C1:09:45:5B Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 59:6E:6C:33:86:94:B2:59:72:A2:56:C8:A0:E8:DD:90: 4A:76:E8:08:3D:DA:87:3B:01:08:38:28:14:3C:EE:59 Timestamp : Aug 28 21:49:26.244 2026 GMT Extensions: 00:00:05:00:02:7D:90:C0 Signature : ecdsa-with-SHA256 30:44:02:20:26:A1:22:F2:92:CD:33:D1:B3:60:B7:27: A9:66:5E:4F:47:F7:38:31:D6:17:35:C4:7B:7B:18:13: 14:73:D9:DF:02:20:20:5D:13:CA:54:A8:99:99:FD:C5: 55:57:D9:0B:C8:E4:CF:59:7F:9A:66:37:A5:DE:8E:CA: 64:0C:4B:06:C9:A0
subjectAltName
DNS:assnat.qc.ca, DNS:*.assnat.qc.ca, DNS:*.bibliotheque.assnat.qc.ca, DNS:*.boutique.assnat.qc.ca
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-22T20:39:31+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Valid from
2021-03-22T00:00:00+00:00
Expires
2046-03-21T23:59:59+00:00
Days remaining
7090
Serial (hex)
758DFD8BAE7C0700FAA925A7E1C7AD14
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

7B:B6:47:A6:2A:EE:AC:88:BF:25:7A:A5:22:D0:1F:FE:A3:95:E0:AB:45:C7:3F:93:F6:56:54:EC:38:F2:5A:06
Certificate extensions & PEM
subjectKeyIdentifier
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=CA O=Entrust Limited CN=Entrust OV TLS Issuing RSA CA 2
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Valid from
2024-12-11T00:00:00+00:00
Expires
2027-12-10T23:59:59+00:00
Days remaining
414
Serial (hex)
82076AEF563D888D90E75D84A0501C4D
Signature
RSA-SHA384
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

1F:92:7F:37:47:03:06:AF:C3:01:8A:B0:49:E6:BE:1D:3C:0A:3A:45:CA:20:7F:64:F5:32:51:2B:A9:69:EB:94
Certificate extensions & PEM
authorityKeyIdentifier
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
subjectKeyIdentifier
17:D1:AF:00:74:F9:55:FB:52:37:D8:84:76:0B:5B:12:8A:50:5A:C5
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/SectigoPublicServerAuthenticationRootR46.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationRootR46.p7c OCSP - URI:http://ocsp.sectigo.com
-----BEGIN CERTIFICATE-----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dGlvblJvb3RSNDYuY3JsMIGEBggrBgEFBQcBAQR4MHYwTwYIKwYBBQUHMAKGQ2h0
dHA6Ly9jcnQuc2VjdGlnby5jb20vU2VjdGlnb1B1YmxpY1NlcnZlckF1dGhlbnRp
Y2F0aW9uUm9vdFI0Ni5wN2MwIwYIKwYBBQUHMAGGF2h0dHA6Ly9vY3NwLnNlY3Rp
Z28uY29tMA0GCSqGSIb3DQEBDAUAA4ICAQBP/UQxKHBFQTfLCE6B7MkHDnFHqMlk
3boabJl0VxzIyLvMcgY6MVUwG0tOw/0aOPxKMwGTUQ+Mbj06XFQ9zwHP1rWpiGW3
SiJRhsGRY8BXTrU4l34Ysb30q77mTdjLXJfClBXRnVB0Gj/3eQmIIUSG16yjRKm4
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a5KhD7TCCSyiLQWAbZLBG7TX+HBAaIAuCWPG5CaSK2H5qtIUlkrsw7keWBxW1Q6L
/j8N7vqb5KRAEDeBWIx9u5OqGORvRSo6FqZ7rq4opmXCMgLhJx4Cojccoj0i+p8o
Rfz32Yag1NPGBII2YNvgSbGKcDlpdxtvoKDPXnYn/2KBrJfCssWVadI83XbNc+n+
fdSupnjRzPY0KHx+V0glh3Qx14hYaGFJ0v4Of+kbrUyoHA1Ex5Lb0pZUU6vawIST
2X2bIDtDwJwObKgRRYPwUg+bo1Tp3/JL8uoYfb4ibbQHkMjYgGaartCpFeEZZbHa
ZIT+D2OnrLUsZuM4N5slfyi42i3NVnhmmduazaexMoWDATwL/8v2FH2t5Zrz7l++
qBfllYs4GyW26A==
-----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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