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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

TLSv1.2

mariani.com.ar · 45.170.213.4:443

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=www.line2.ar
Issuer
C=US O=Let's Encrypt CN=R13
Valid from
2026-03-17T17:35:34+00:00
Expires
2026-06-15T17:35:33+00:00
Days remaining
-137
Serial (hex)
0509CADC2433BDC83B72814CDB810E0D781F
Signature
RSA-SHA256
Public key
RSA 3072

Subject alternative names (SAN)

DNS:www.line2.ar

SHA-256 fingerprint

8F:25:C6:63:FD:F9:B8:18:15:99:9B:29:02:ED:F7:34:D0:4B:2A:32:D8:C9:8B:22:8A:C2:D5:E6:E3:44:5C:55
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
F1:0E:F5:7A:34:88:28:BA:D0:04:98:06:8B:17:97:3E:F8:FE:EC:B3
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:www.line2.ar
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://r13.c.lencr.org/32.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 16:83:2D:AB:F0:A9:25:0F:0F:F0:3A:A5:45:FF:C8:BF: C8:23:D0:87:4B:F6:04:29:27:F8:E7:1F:33:13:F5:FA Timestamp : Mar 17 18:34:04.621 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:32:98:60:76:50:E8:D7:A1:AE:E0:4C:51: 3B:52:1D:03:DE:54:B1:AB:F3:87:A6:EA:EF:32:13:C3: 06:A5:99:F5:02:21:00:E9:94:B6:CE:C7:09:E4:F6:18: 78:5B:CC:0C:9B:DD:28:2D:CE:08:51:58:C2:79:21:5F: 64:66:A1:07:CE:C8:F7 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : E3:23:8D:F2:8D:A2:88:E0:AA:E0:AC:F0:FA:90:C9:85: F0:B6:BF:F5:D2:A5:27:B0:01:FC:1C:44:58:C4:B6:E8 Timestamp : Mar 17 18:34:07.524 2026 GMT Extensions: 00:00:05:00:35:DF:A6:3A Signature : ecdsa-with-SHA256 30:45:02:20:10:50:64:1F:EE:95:C1:E1:0B:AB:45:25: DA:F7:3D:25:55:12:E7:17:D1:92:37:7A:09:2A:B1:B7: E4:FA:7A:10:02:21:00:C7:04:BF:D7:99:BA:9F:CB:C0: F3:D9:53:14:22:7D:6E:9C:EE:ED:E2:A1:37:3A:56:A9: 85:38:8D:1D:DB:E0:34
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-SHA384 · Checked 2026-10-30T03:14:40+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
133
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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