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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

netureza.pt · 91.209.16.64:443

Verified

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

Subject
CN=www.netureza.pt
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-10-19T07:45:08+00:00
Expires
2027-01-17T07:45:07+00:00
Days remaining
76
Serial (hex)
057A902C9C8AFEAE4966FAEC12EFBF746F30
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:netureza.com, DNS:netureza.pt, DNS:www.netureza.com, DNS:www.netureza.pt

SHA-256 fingerprint

A3:2E:4F:CA:75:54:73:04:F5:59:54:E1:48:59:B2:02:97:4C:4A:41:E4:EB:CF:9B:D0:60:6D:CE:12:24:FB:0F
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
85:7D:48:7D:16:1B:0F:10:63:A2:67:87:A2:FE:8C:17:D4:36:F6:D3
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:netureza.com, DNS:netureza.pt, DNS:www.netureza.com, DNS:www.netureza.pt
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/49.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Oct 19 08:43:38.432 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:4C:F1:7D:B8:E5:F1:25:30:0D:4F:35:24: 9F:E8:7F:05:06:93:21:61:73:3A:DB:4E:44:17:78:47: DE:66:EC:97:02:21:00:B6:47:58:12:9B:72:0F:D5:36: 80:ED:82:85:AB:4B:E9:49:27:B8:92:52:4A:A1:71:7B: FD:BD:9F:EE:3F:49:C0 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 19 08:43:38.567 2026 GMT Extensions: 00:00:05:00:10:46:F1:46 Signature : ecdsa-with-SHA256 30:45:02:21:00:9C:9F:35:1D:06:C5:D5:4B:FD:6C:FB: 09:A7:67:EF:11:2B:DB:3B:99:74:DC:9D:29:DD:5F:01: E4:DB:BF:6F:70:02:20:48:CB:5C:9C:EA:33:5F:62:18: BE:E7:63:96:70:9D:65:04:DC:C0:9A:A4:A3:9B:3F:50: 25:48:8F:CC:C1:59:47
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-02T00:57:57+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
670
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
2131
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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