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

TLSv1.2

correios.com.br · 201.48.198.80:443

Verified

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

Subject
CN=*.correios.com.br
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Valid from
2026-09-16T00:00:00+00:00
Expires
2027-04-02T23:59:59+00:00
Days remaining
191
Serial (hex)
0BE1A697F3C9A64B60726E07AB8A9824
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.correios.com.br, DNS:correios.com.br

SHA-256 fingerprint

6B:3C:64:77:79:FE:C7:AD:BD:E2:24:26:62:18:B9:C5:84:EB:27:3B:C9:B9:CC:D6:ED:87:C3:D4:24:D7:C6:D0
Certificate extensions & PEM
authorityKeyIdentifier
A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
subjectKeyIdentifier
FB:A0:B7:19:1F:39:01:FF:2B:51:DB:F7:F0:CA:88:33:E7:67:57:EA
subjectAltName
DNS:*.correios.com.br, DNS:correios.com.br
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
crlDistributionPoints
Full Name: URI:http://cdp.thawte.com/ThawteTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.thawte.com CA Issuers - URI:http://cacerts.thawte.com/ThawteTLSRSACAG1.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 : Sep 16 13:34:21.869 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:93:EA:DC:D0:AB:8D:92:B5:B2:80:F7: 36:EB:FA:4D:02:06:22:E6:C5:DF:55:C8:A8:7B:5F:3C: B6:A1:D0:9D:66:02:20:75:08:40:17:C8:08:1F:DF:11: 0A:E9:33:A2:56:5C:44:4A:0C:71:0A:CC:0E:A9:B9:44: D8:47:63:E5:2E:0E:4E 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 : Sep 16 13:34:21.851 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:B2:64:1D:DF:22:56:BD:78:57:3A:CA: 5D:B0:3E:4A:BA:6F:33:74:72:94:B6:CC:75:80:47:0A: 54:DC:3A:72:BF:02:20:49:A7:9C:9D:5A:64:E7:78:54: 3E:28:11:CC:7B:61:FB:8D:F0:D4:5A:A1:BD:6F:41:76: C3:83:AF:08:F4:1B:53 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 : Sep 16 13:34:22.042 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:B3:96:E0:7C:92:43:D8:AC:12:EB:4A: 35:54:41:A5:44:B6:C3:3E:32:0B:04:B7:5C:FE:4A:C3: 24:BE:03:B7:C0:02:21:00:99:CF:8C:56:2D:C9:DD:B3: 06:27:93:A0:BD:AC:AD:B8:2B:BE:35:00:FC:25:2B:A7: 71:B8:F2:F7:F5:F5:7A:0A
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-09-23T14:24:28+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:25+00:00
Expires
2027-11-02T12:24:25+00:00
Days remaining
404
Serial (hex)
090EE8C5DE5BFA62D2AE2FF7097C4857
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

4B:CC:5E:23:4F:E8:1E:DE:4E:AF:88:3A:A1:9C:31:33:5B:0B:26:E8:5E:06:6B:99:45:E4:CB:61:53:EB:20:C2
Certificate extensions & PEM
subjectKeyIdentifier
A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
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
4131
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.

View certificate JSON

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