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

construsitebrasil.com.br · 189.113.174.31:443

Verified

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

Subject
CN=www.fundacaofiat.construsitebrasil.com.br
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-09-22T01:11:32+00:00
Expires
2026-12-21T01:11:31+00:00
Days remaining
58
Serial (hex)
0618A66CEF90ACAEFB75DE5D52CF79E0332C
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.construsitebrasil.com.br, DNS:construsitebrasil.com.br, DNS:www.fundacaofiat.construsitebrasil.com.br, DNS:www.gerenciador.construsitebrasil.com.br, DNS:www.mensagem.construsitebrasil.com.br, DNS:www.painel.construsitebrasil.com.br

SHA-256 fingerprint

E3:F5:E3:7E:DF:B5:48:6D:E6:6F:A0:2F:74:08:D6:E1:68:10:D3:F1:E7:8A:42:3D:B4:45:7D:67:0B:F2:28:C6
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
25:72:91:3B:ED:7A:BC:1C:10:23:73:99:6B:75:C9:98:EA:16:40:EE
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:*.construsitebrasil.com.br, DNS:construsitebrasil.com.br, DNS:www.fundacaofiat.construsitebrasil.com.br, DNS:www.gerenciador.construsitebrasil.com.br, DNS:www.mensagem.construsitebrasil.com.br, DNS:www.painel.construsitebrasil.com.br
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/45.crl
ct_precert_scts
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 : Sep 22 02:10:03.035 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:19:BE:24:8D:4A:2E:EC:97:1E:EF:D8:0C: 60:3D:BB:41:8A:1A:8D:31:F6:86:A6:3A:2A:EE:51:DD: 6E:0A:7F:CF:02:20:49:2C:B5:24:1D:28:CF:D7:64:9D: E4:90:D5:49:CF:76:3C:93:AC:9D:9A:BD:8F:F8:B9:64: 96:70:DC:48:0D:46 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 : Sep 22 02:10:03.364 2026 GMT Extensions: 00:00:05:00:43:C5:45:8F Signature : ecdsa-with-SHA256 30:45:02:20:43:63:40:78:6E:7A:A8:F3:6E:D0:80:A3: 7F:34:16:92:B2:07:82:02:FD:B4:46:EC:C6:0F:43:FD: AE:8F:31:36:02:21:00:BB:61:6E:BF:DA:BC:A4:F2:DD: D1:2F:97:06:71:77:03:95:84:7E:79:AD:C5:DA:2E:52: 27:49:E1:6D:A9:47:EA
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-23T11:13:48+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
680
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
2141
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

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