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

ns4.creattiva.cl · 200.35.157.39:443

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=casareina.cl
Issuer
C=US O=Let's Encrypt CN=R13
Valid from
2025-09-14T12:26:40+00:00
Expires
2025-12-13T12:26:39+00:00
Days remaining
-303
Serial (hex)
06CC7882CAA08E63D9D301067A6AC1F084D2
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:casareina.cl, DNS:cpanel.casareina.cl, DNS:cpcalendars.casareina.cl, DNS:cpcontacts.casareina.cl, DNS:mail.casareina.cl, DNS:webdisk.casareina.cl, DNS:webmail.casareina.cl, DNS:www.casareina.cl

SHA-256 fingerprint

5A:E5:B6:5B:B9:49:0C:97:84:C4:02:DB:A6:18:62:77:85:53:08:68:89:C0:0C:8E:11:0E:B8:52:5E:6C:42:0F
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
58:00:28:C8:BA:37:09:36:4B:6F:01:59:BD:E6:CA:B3:21:D7:56:A5
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:casareina.cl, DNS:cpanel.casareina.cl, DNS:cpcalendars.casareina.cl, DNS:cpcontacts.casareina.cl, DNS:mail.casareina.cl, DNS:webdisk.casareina.cl, DNS:webmail.casareina.cl, DNS:www.casareina.cl
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://r13.c.lencr.org/83.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 0D:E1:F2:30:2B:D3:0D:C1:40:62:12:09:EA:55:2E:FC: 47:74:7C:B1:D7:E9:30:EF:0E:42:1E:B4:7E:4E:AA:34 Timestamp : Sep 14 13:25:10.578 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:D7:3D:C5:DF:0D:8A:86:42:1C:31:60: B6:99:23:80:1B:FF:01:FA:E3:27:8F:E0:EB:C0:5C:32: 58:50:AF:2A:25:02:20:74:A8:9F:4B:50:0C:5A:F8:3A: 1B:92:2F:86:1A:63:0F:53:82:47:02:0B:81:B4:B7:76: 8D:C8:F9:21:B1:37:A1 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C: 22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0 Timestamp : Sep 14 13:25:10.599 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:2D:9D:02:B6:EA:CF:49:EA:57:9A:CC:0F: D2:3F:15:41:48:E4:21:10:44:BD:D4:03:3E:BE:17:69: B4:E8:F8:12:02:20:2A:3C:E3:95:BB:A0:BC:86:1C:C2: CA:EE:38:35:A1:A3:92:28:64:0D:3B:80:51:CE:E2:22: F9:4B:36:E1:1C:33
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-11T19:37:00+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
152
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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