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

nwi.com.br · 189.85.80.91:443

Verified

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

Subject
CN=*.nwi.net.br
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-10-17T19:49:48+00:00
Expires
2027-01-15T19:49:47+00:00
Days remaining
79
Serial (hex)
05C70104A2F4077371D9C58F81D3ADC5F911
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.conectanet.com.br, DNS:*.nwi.com.br, DNS:*.nwi.net.br, DNS:*.nwipartner.com.br, DNS:conectanet.com.br, DNS:nwi.com.br, DNS:nwi.net.br, DNS:nwipartner.com.br, DNS:www.bkp.nwi.net.br, DNS:www.conectanet.nwi.net.br

SHA-256 fingerprint

07:F1:BD:BB:15:A1:66:EC:3E:09:11:57:CA:CC:01:17:C5:43:ED:51:FC:1A:C6:62:1A:4C:C8:22:C7:F0:40:14
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
F0:2F:83:48:41:01:C7:78:E4:68:2B:6E:43:3D:C2:60:41:BF:DE:4C
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:*.conectanet.com.br, DNS:*.nwi.com.br, DNS:*.nwi.net.br, DNS:*.nwipartner.com.br, DNS:conectanet.com.br, DNS:nwi.com.br, DNS:nwi.net.br, DNS:nwipartner.com.br, DNS:www.bkp.nwi.net.br, DNS:www.conectanet.nwi.net.br
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/18.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 59:6E:6C:33:86:94:B2:59:72:A2:56:C8:A0:E8:DD:90: 4A:76:E8:08:3D:DA:87:3B:01:08:38:28:14:3C:EE:59 Timestamp : Oct 17 20:48:18.967 2026 GMT Extensions: 00:00:05:00:0F:53:34:79 Signature : ecdsa-with-SHA256 30:44:02:20:02:32:FA:B2:71:EE:5A:1B:8B:A3:34:C2: 04:EA:65:75:A6:02:61:17:2D:31:64:10:92:80:D0:F6: 62:15:7D:3E:02:20:24:43:DF:0B:7C:F8:60:84:92:FA: 2B:62:91:E6:D2:B9:E0:61:A7:6D:17:8B:8C:BC:D4:C6: 0C:87:E0:FA:59:12 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Oct 17 20:48:18.944 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:09:27:E9:DB:6A:DA:C4:3A:34:A6:D0:B1: 8F:A2:B4:C9:1C:66:DE:E4:9C:DE:35:8C:7F:EF:A1:F3: 8C:67:EB:79:02:21:00:D1:99:2A:58:CF:AC:21:95:70: AB:7B:CF:C2:97:7D:7A:FD:98:A4:B7:20:7B:C5:41:6E: 93:2B:39:1E:7E:22:EC
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-28T02:52:54+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
675
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
2136
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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