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

jninformaticaeinternet.com.br · 192.185.214.132:443

Verified

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

Subject
CN=www.jninformaticaeinternet.com.br.task.eng.br
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-10-02T20:45:08+00:00
Expires
2026-12-31T20:45:07+00:00
Days remaining
77
Serial (hex)
06BCD978ADDF5BC074D01FAEFB2794C0EDEE
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.com.br.task.eng.br, DNS:cpanel.jninformaticaeinternet.com.br, DNS:cpcalendars.jninformaticaeinternet.com.br, DNS:jninformaticaeinternet.com.br, DNS:mail.jninformaticaeinternet.com.br, DNS:webmail.jninformaticaeinternet.com.br, DNS:www.jninformaticaeinternet.com.br, DNS:www.jninformaticaeinternet.com.br.task.eng.br

SHA-256 fingerprint

F8:D7:EA:1F:82:DE:84:9E:CA:73:EA:00:0C:A3:7C:80:A7:E6:1D:1F:B1:AE:F1:5C:8B:3A:71:8C:9C:84:22:B4
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
39:32:E8:A5:FB:F4:61:4A:F6:4F:2A:00:C9:05:5E:75:A1:FA:14:55
authorityKeyIdentifier
1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB
authorityInfoAccess
CA Issuers - URI:http://yr1.i.lencr.org/
subjectAltName
DNS:*.com.br.task.eng.br, DNS:cpanel.jninformaticaeinternet.com.br, DNS:cpcalendars.jninformaticaeinternet.com.br, DNS:jninformaticaeinternet.com.br, DNS:mail.jninformaticaeinternet.com.br, DNS:webmail.jninformaticaeinternet.com.br, DNS:www.jninformaticaeinternet.com.br, DNS:www.jninformaticaeinternet.com.br.task.eng.br
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/111.crl
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 : Oct 2 21:43:38.380 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:19:92:4A:C7:3D:10:FF:E3:62:DB:BD:03: 26:BC:A3:2B:E3:EB:37:91:91:C0:46:62:EB:A5:A4:57: F5:1F:D3:A3:02:20:20:7B:0E:BA:FD:A8:C4:95:D6:12: 68:0C:64:31:CD:1F:C9:F6:90:CF:D1:B5:50:10:57:DE: 4C:16:67:01:67:E1 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 : Oct 2 21:43:39.633 2026 GMT Extensions: 00:00:05:00:47:AA:F9:91 Signature : ecdsa-with-SHA256 30:45:02:21:00:E8:7E:4C:E1:77:CC:37:C2:AA:8F:C0: B8:A9:BD:69:95:53:0A:45:45:C8:B0:B9:0D:51:08:2E: 58:27:D1:99:57:02:20:61:12:18:58:B0:57:F9:E8:BD: 78:F9:C9:18:9E:8D:A5:85:F3:69:62:B3:89:DF:A3:BE: 08:27:30:9A:A1:D3:6B
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-15T01:35:40+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR1
Issuer
C=US O=ISRG CN=Root YR
Valid from
2025-09-03T00:00:00+00:00
Expires
2028-09-02T23:59:59+00:00
Days remaining
688
Serial (hex)
A20253F15F2691C05DC1CE13B9BCCA4E
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

13:94:96:34:D9:9C:D6:FD:6A:A8:0B:C0:34:FE:FA:CC:EB:19:69:FE:EF:98:65:86:71:3E:CD:BB:05:75:8D:3F
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB
authorityKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityInfoAccess
CA Issuers - URI:http://yr.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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=
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=ISRG CN=Root YR
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X1
Valid from
2026-05-13T00:00:00+00:00
Expires
2032-09-02T23:59:59+00:00
Days remaining
2149
Serial (hex)
F24B6D17F9D9AD7CB1C9FEA78782699F
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

07:26:39:D0:B1:40:D5:BF:FA:E1:6A:D9:C3:F6:CC:60:86:04:06:21:F5:1E:E6:1A:6D:46:A8:91:5C:07:CF:76
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
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

Registration / WHOIS →DNS records →