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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

correos.com · 108.141.116.57:443

Verified

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

Subject
CN=correos.com
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Valid from
2026-02-03T00:00:00+00:00
Expires
2027-03-05T23:59:59+00:00
Days remaining
149
Serial (hex)
048450989F99F2BBE887C4F4942B4269
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:correos.com, DNS:www.correos.com

SHA-256 fingerprint

1F:AF:AC:6D:36:D2:52:6E:9A:47:9B:94:E8:97:A3:39:20:D7:AD:C6:C2:91:A0:D8:75:96:2F:64:11:27:43:C7
Certificate extensions & PEM
authorityKeyIdentifier
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
subjectKeyIdentifier
5D:67:55:59:0B:F8:9D:7E:6C:BC:34:B6:5D:55:33:9D:A3:9B:08:8B
subjectAltName
DNS:correos.com, DNS:www.correos.com
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.geotrust.com/GeoTrustTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.geotrust.com CA Issuers - URI:http://cacerts.geotrust.com/GeoTrustTLSRSACAG1.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 : Feb 3 15:40:06.615 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:8A:61:13:8D:C5:6C:66:33:EE:21:F0: 5A:53:10:11:E1:AC:7C:9E:D5:C9:90:95:33:62:67:72: 79:82:E5:62:75:02:21:00:E5:42:4B:DB:80:33:7C:A8: 44:AA:17:01:63:DF:5D:81:89:63:A7:89:F4:BF:F7:60: 4D:E1:FC:5C:35:07:5E:40 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 : Feb 3 15:40:06.613 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:09:AB:28:7E:B9:F8:1E:F4:BA:B6:B1:BB: C1:5A:9E:77:78:A1:37:86:80:1B:31:B1:04:F8:79:31: AC:32:42:B4:02:21:00:9A:F4:AE:CB:F3:FD:7C:23:FB: 40:4A:F0:2E:C7:E4:7F:F3:92:62:1A:A6:15:0E:B3:9E: 88:A9:E7:2E:1D:70:81 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Feb 3 15:40:06.816 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:FE:50:FE:D9:20:9A:D5:D4:CC:6C:6A: 5A:DE:7B:B6:DE:C1:52:53:9A:FC:C9:88:5E:F1:66:43: 15:01:2F:A6:C4:02:20:4A:02:59:31:39:BD:E9:BF:C0: 06:DF:2B:AF:53:DE:08:27:69:D8:92:53:F9:ED:64:0E: 0C:FC:25:13:1C:A2:24
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-07T23:23:09+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=GeoTrust TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:23:37+00:00
Expires
2027-11-02T12:23:37+00:00
Days remaining
390
Serial (hex)
0D07782A133FC6F9A57296E131FFD179
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

C0:6E:30:7F:7C:FC:1D:32:FA:72:A4:C0:33:C8:7B:90:01:9A:F2:16:F0:77:5D:64:97:8A:2E:CA:6C:8A:23:0E
Certificate extensions & PEM
subjectKeyIdentifier
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
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: X509v3 Any Policy CPS: https://www.digicert.com/CPS
-----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
4117
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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