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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

swan.sk · 62.197.241.211:443

Verified

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

Subject
CN=www.swan.sk
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Valid from
2026-07-08T00:00:00+00:00
Expires
2027-01-22T23:59:59+00:00
Days remaining
76
Serial (hex)
08033C3BF728B799B866175B969B53A5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.swan.sk, DNS:swan.sk

SHA-256 fingerprint

D0:DE:59:86:62:BC:18:17:B9:5C:CB:5F:1E:74:18:4C:E7:66:83:05:91:E5:65:4D:8D:8E:A3:AC:68:8D:9A:CE
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
CC:2C:18:0B:CA:6A:40:2E:43:02:DA:9E:D3:21:80:A8:1F:48:59:EF
subjectAltName
DNS:www.swan.sk, DNS:swan.sk
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 : 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 8 09:21:17.071 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:B5:2E:05:B1:ED:5E:A4:21:4A:30:CA: B2:A3:0C:53:C0:4B:6E:CE:0E:88:4B:10:BE:2C:18:74: 5A:D2:06:DB:76:02:20:26:B5:33:84:A4:AB:72:2B:52: EB:35:9A:F1:65:E3:07:33:E9:DB:AF:4C:DB:FD:CC:0B: 52:EE:68:84:74:D0:2B Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Jul 8 09:21:17.070 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:FE:37:30:F9:B8:D1:3D:3D:FB:FD:0D: 0D:E1:9A:93:C6:2F:AD:20:52:71:E4:4B:5A:B0:F9:4B: DF:B2:CD:07:A1:02:20:71:FF:B3:A0:47:4D:3E:D8:FC: 9C:2A:A0:EC:37:55:88:46:C8:46:EF:54:4D:DA:36:03: 9A:BB:BF:77:F8:72:45 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 : Jul 8 09:21:17.256 2026 GMT Extensions: 00:00:05:00:05:7D:64:5F Signature : ecdsa-with-SHA256 30:45:02:21:00:96:50:FC:74:A7:6A:D5:21:1C:C0:CD: 6E:3B:2C:5B:F2:75:B7:4C:C3:64:FF:3E:6D:64:4E:27: 49:BA:D3:2C:80:02:20:7B:9F:31:AC:A6:F8:EC:6E:7C: 40:CA:2E:69:AD:C8:6E:97:8F:83:A9:8E:82:17:A5:69: 7D:28:76:EB:8E:7D:52
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-11-07T00:36:09+00:00

Server-presented chain · 2 additional certificates

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
360
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-----

Chain certificate 2

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2013-08-01T12:00:00+00:00
Expires
2038-01-15T12:00:00+00:00
Days remaining
4087
Serial (hex)
033AF1E6A711A9A0BB2864B11D09FAE5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CB:3C:CB:B7:60:31:E5:E0:13:8F:8D:D3:9A:23:F9:DE:47:FF:C3:5E:43:C1:14:4C:EA:27:D4:6A:5A:B1:CB:5F
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
-----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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