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

grupovipnet.com.br · 94.23.75.163:443

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=grupovipnet.com.br
Issuer
C=US O=Let's Encrypt CN=R13
Valid from
2026-04-11T17:33:20+00:00
Expires
2026-07-10T17:33:19+00:00
Days remaining
-86
Serial (hex)
05307FF2B94932B86DE1B382D44975E4667C
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:grupovipnet.com.br, DNS:www.grupovipnet.com.br

SHA-256 fingerprint

C6:85:AC:2F:20:CF:D8:77:86:5B:20:EA:5D:FB:C0:76:F6:86:A8:2D:FB:68:AD:DB:91:69:79:64:C6:5F:0E:76
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
20:A3:AA:0D:85:59:EC:DB:C5:17:C6:BB:26:F4:D5:3B:78:20:57:26
authorityKeyIdentifier
E7:AB:9F:0F:2C:33:A0:53:D3:5E:4F:78:C8:B2:84:0E:3B:D6:92:33
authorityInfoAccess
CA Issuers - URI:http://r13.i.lencr.org/
subjectAltName
DNS:grupovipnet.com.br, DNS:www.grupovipnet.com.br
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://r13.c.lencr.org/125.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : AF:67:88:3B:57:B0:4E:DD:8F:A6:D9:7E:F6:2E:A8:EB: 81:0A:C7:71:60:F0:24:5E:55:D6:0C:2F:E7:85:87:3A Timestamp : Apr 11 18:31:50.705 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:96:BF:F2:B5:39:4B:BB:6E:7D:A7:FB: 80:5E:40:EB:19:70:52:E0:7C:9C:2B:9B:23:24:5C:5B: 86:34:C6:EB:67:02:20:11:89:16:78:BA:00:8C:70:69: 43:BF:58:B3:75:18:52:53:3C:2C:8E:A8:DA:66:22:6A: 47:F4:6F:1D:BC:48:E7 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1A:8B:9D:6B:0F:FE:BF:81:B4:79:39:C6:D2:31:0A:86: D6:D1:02:D4:F0:46:E2:18:2C:9D:E3:5F:5E:26:25:EF Timestamp : Apr 11 18:31:50.700 2026 GMT Extensions: 00:00:05:00:08:5F:06:BA Signature : ecdsa-with-SHA256 30:46:02:21:00:F6:B1:A2:E8:6D:98:29:78:5F:B5:DA: 46:CF:7D:AF:26:3F:ED:1E:C8:93:48:0A:C4:A0:5E:BF: 14:B9:06:C1:68:02:21:00:8C:41:52:47:B1:24:B3:CB: E2:B3:92:FD:93:D2:9A:EB:A4:83:F2:71:C5:27:10:39: 18:CD:2B:4D:09:60:8F:D5
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-04T08:34:18+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=R13
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X1
Valid from
2024-03-13T00:00:00+00:00
Expires
2027-03-12T23:59:59+00:00
Days remaining
159
Serial (hex)
5A00F212D8D4B480F3924157EA298305
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

D3:B1:28:21:6A:84:3F:8E:F1:32:15:01:F5:DF:52:A5:DF:52:93:9E:E2:C1:92:97:71:2C:D3:DE:4D:41:93:54
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
E7:AB:9F:0F:2C:33:A0:53:D3:5E:4F:78:C8:B2:84:0E:3B:D6:92:33
authorityKeyIdentifier
79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E
authorityInfoAccess
CA Issuers - URI:http://x1.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://x1.c.lencr.org/ 
-----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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