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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

texnet.net.br · 52.84.83.122:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed
The certificate has expired.

Certificate verification failed

Subject
CN=*.texnet.net.br
Issuer
C=US O=Amazon CN=Amazon RSA 2048 M01
Valid from
2026-03-08T00:00:00+00:00
Expires
2026-09-21T23:59:59+00:00
Days remaining
-27
Serial (hex)
07C3370B238643EE5211616820D980AB
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.texnet.net.br, DNS:texnet.net.br

SHA-256 fingerprint

A8:9E:6C:2E:8C:17:D7:96:B8:42:25:D9:B6:DF:38:6F:34:69:2B:48:05:CF:7D:E4:8A:88:7D:B7:3E:51:54:6F
Certificate extensions & PEM
authorityKeyIdentifier
81:B8:0E:63:8A:89:12:18:E5:FA:3B:3B:50:95:9F:E6:E5:90:13:85
subjectKeyIdentifier
72:80:B4:68:A9:0E:CC:98:25:B0:F4:C7:C9:A4:13:2F:A8:98:33:63
subjectAltName
DNS:*.texnet.net.br, DNS:texnet.net.br
certificatePolicies
Policy: 2.23.140.1.2.1
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.r2m01.amazontrust.com/r2m01.crl
authorityInfoAccess
OCSP - URI:http://ocsp.r2m01.amazontrust.com CA Issuers - URI:http://crt.r2m01.amazontrust.com/r2m01.cer
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Mar 8 03:09:19.440 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:9C:40:5E:8D:25:AA:19:07:C5:F4:54: 20:92:87:F4:AA:DF:56:20:0A:52:46:A9:80:3C:1A:3B: FE:E4:50:0A:C1:02:21:00:AE:10:60:A7:14:D5:B2:92: 1A:44:D7:7E:5A:18:0C:98:AA:B3:2C:FE:26:00:DF:2D: C3:75:5E:0F:D3:40:DE:60 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Mar 8 03:09:19.594 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:25:2F:93:21:0E:84:4F:A1:AE:DE:8D:C2: B3:2B:3D:C6:49:6C:23:8B:F2:C4:E6:6D:AD:87:58:E2: 7B:5D:F2:AE:02:21:00:CC:91:C2:58:1F:49:19:71:96: 44:B9:8B:7F:10:A8:BB:0D:F6:A9:97:80:E9:C1:41:74: CA:91:7D:B1:D4:60:49 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Mar 8 03:09:19.463 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:BD:6F:0E:99:94:63:8B:62:CC:AC:11: BE:6B:99:AF:C2:98:35:E8:5B:2D:39:6F:12:FF:08:A4: 5B:16:DD:7D:A1:02:20:36:E8:B3:17:D0:75:34:06:E8: F5:FB:B1:9B:69:4A:B8:86:8B:01:D5:53:99:C0:91:22: 57:87:DE:DF:92:A9:8B
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-18T18:35:49+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Amazon CN=Amazon RSA 2048 M01
Issuer
C=US O=Amazon CN=Amazon Root CA 1
Valid from
2022-08-23T22:21:28+00:00
Expires
2030-08-23T22:21:28+00:00
Days remaining
1405
Serial (hex)
077312380B9D6688A33B1ED9BF9CCDA68E0E0F
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

53:38:EB:EC:8F:B2:AC:60:99:61:26:D3:E7:6A:A3:4F:D0:F3:31:8A:C7:8E:BB:7A:C8:F6:F1:36:1F:48:4B:33
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
81:B8:0E:63:8A:89:12:18:E5:FA:3B:3B:50:95:9F:E6:E5:90:13:85
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
4091
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.

View certificate JSON

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