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

TLSv1.2

ns2.serveroffer.lt · 45.125.66.17:443

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=serveroffer.lt
Issuer
C=US O=Let's Encrypt CN=Let's Encrypt Authority X3
Valid from
2018-08-09T20:00:19+00:00
Expires
2018-11-07T20:00:19+00:00
Days remaining
-2889
Serial (hex)
030E2803A810358E219BDE9FEA571046C973
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:serveroffer.lt

SHA-256 fingerprint

43:DC:F7:2D:57:33:BC:CF:7D:B1:27:1A:92:10:49:60:BF:E8:BF:75:E1:A5:9A:C0:E5:E3:6F:29:09:F1:19:17
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
FF:A9:A0:D1:C1:E2:72:4C:0E:8D:82:1D:5D:D9:CE:2A:10:B3:49:92
authorityKeyIdentifier
A8:4A:6A:63:04:7D:DD:BA:E6:D1:39:B7:A6:45:65:EF:F3:A8:EC:A1
authorityInfoAccess
OCSP - URI:http://ocsp.int-x3.letsencrypt.org CA Issuers - URI:http://cert.int-x3.letsencrypt.org/
subjectAltName
DNS:serveroffer.lt
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 1.3.6.1.4.1.44947.1.1.1 CPS: http://cps.letsencrypt.org User Notice: Explicit Text: This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 29:3C:51:96:54:C8:39:65:BA:AA:50:FC:58:07:D4:B7: 6F:BF:58:7A:29:72:DC:A4:C3:0C:F4:E5:45:47:F4:78 Timestamp : Aug 9 21:00:19.622 2018 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:C3:05:93:E8:62:01:55:72:5D:C1:7A: 2F:CF:7D:8E:7D:ED:A4:91:1C:26:D0:D9:D6:7F:16:09: A9:B2:4F:0E:2F:02:20:71:F8:D3:F2:FD:58:D9:91:82: A3:C4:1E:34:DB:3F:D9:AD:F3:17:19:1F:F0:F9:0D:74: C1:F6:5D:4E:34:B2:F0 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : DB:74:AF:EE:CB:29:EC:B1:FE:CA:3E:71:6D:2C:E5:B9: AA:BB:36:F7:84:71:83:C7:5D:9D:4F:37:B6:1F:BF:64 Timestamp : Aug 9 21:00:20.097 2018 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:10:21:A5:09:A6:16:70:5C:94:8E:EC:E8: 99:C8:8A:8E:36:89:19:6D:7C:94:E7:D7:9E:5B:5D:09: ED:59:0F:6D:02:21:00:C6:16:74:1A:37:B0:46:32:9E: 39:E3:D1:20:8B:27:B4:0F:79:A7:DC:6F:2C:8E:C2:2D: 1F:24:92:D6:E7:CA:16
-----BEGIN CERTIFICATE-----
MIIGBzCCBO+gAwIBAgISAw4oA6gQNY4hm96f6lcQRslzMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
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KlsNVAndt3qXvPY=
-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-10-05T05:22:44+00:00

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

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