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

ns2.easy-web.cz · 31.31.78.87:443

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

Certificate verification failed

Subject
CN=ns.easy-web.cz
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-09-27T21:12:33+00:00
Expires
2026-12-26T21:12:32+00:00
Days remaining
67
Serial (hex)
06A5816A891DBF62BDACC48DC09D3714FA5D
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:ftp.easy-web.cz, DNS:ftp.ewh.cz, DNS:iconfig.ewh.cz, DNS:imap.easy-web.cz, DNS:imap.ewh.cz, DNS:mail.easy-web.cz, DNS:mail.ewh.cz, DNS:ns.easy-web.cz, DNS:ns.ewh.cz, DNS:ns2.easy-web.cz, DNS:ns2.ewh.cz, DNS:pop3.easy-web.cz, DNS:pop3.ewh.cz, DNS:smtp.easy-web.cz, DNS:smtp.ewh.cz, DNS:webmail.easy-web.cz, DNS:webmail.ewh.cz

SHA-256 fingerprint

53:C8:39:06:26:CF:5C:22:31:11:F0:19:1B:E3:94:8F:11:A6:99:AD:D8:ED:A9:31:2A:A4:8B:7C:45:C5:EC:2E
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
6D:58:54:B1:05:99:24:E1:82:54:32:47:2B:8A:72:E8:69:59:2A:82
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:ftp.easy-web.cz, DNS:ftp.ewh.cz, DNS:iconfig.ewh.cz, DNS:imap.easy-web.cz, DNS:imap.ewh.cz, DNS:mail.easy-web.cz, DNS:mail.ewh.cz, DNS:ns.easy-web.cz, DNS:ns.ewh.cz, DNS:ns2.easy-web.cz, DNS:ns2.ewh.cz, DNS:pop3.easy-web.cz, DNS:pop3.ewh.cz, DNS:smtp.easy-web.cz, DNS:smtp.ewh.cz, DNS:webmail.easy-web.cz, DNS:webmail.ewh.cz
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/94.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : A2:81:00:18:73:4E:17:6E:1D:47:E0:95:40:F3:81:BA: 54:66:97:CD:63:A8:43:50:71:6E:B8:09:4E:DA:F1:0D Timestamp : Sep 27 22:11:03.654 2026 GMT Extensions: 00:00:05:00:16:B1:F5:5D Signature : ecdsa-with-SHA256 30:44:02:20:6A:A7:05:6C:E4:7E:07:8D:88:C9:0F:66: 39:13:55:C0:AF:83:23:25:BC:48:D9:49:2E:0A:D1:0F: 4F:30:51:53:02:20:2D:4F:34:2A:96:AC:EA:43:64:1C: 87:05:32:AB:33:F6:50:56:58:0E:2E:F3:4E:EF:20:56: 27:A9:D9:29:D0:A1 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : AF:67:88:3B:57:B0:4E:DD:8F:A6:D9:7E:F6:2E:A8:EB: 81:0A:C7:71:60:F0:24:5E:55:D6:0C:2F:E7:85:87:3A Timestamp : Sep 27 22:11:03.817 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:1D:8E:FE:E7:2E:E5:23:F6:29:20:91:F9: A6:09:9A:A4:19:73:65:91:4C:99:E0:B4:48:1D:85:9B: 42:1F:16:35:02:20:57:5B:80:C0:62:B5:81:49:30:98: 1C:43:FA:42:B8:B4:34:C7:D3:FB:78:06:25:75:BA:65: D1:E6:D0:51:5E:84
-----BEGIN CERTIFICATE-----
MIIG8DCCBdigAwIBAgISBqWBaokdv2K9rMSNwJ03FPpdMA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
EwNZUjEwHhcNMjYwOTI3MjExMjMzWhcNMjYxMjI2MjExMjMyWjAZMRcwFQYDVQQD
Ew5ucy5lYXN5LXdlYi5jejCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIB
ANG3h424qxw68BjzMBERCs/63dvP33M+LBLxRlsA7t87bTrM47JecdkvRslkFG/d
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VLx2purEQpXu6+/Bzn9Y3yo7gdwTdZgfrQyAyv1StJUT6azXgbLgSB3CRSaOAG5r
/mZHBNNuu0RdSeNa6rFHzyhzG2qyN+QOI2oCYlM532SQKnperOEFYldi3smoC4Yv
y1SQ87369pI3tKx2SB6iW66x84qsx9MEZ2zCm/MVZCHiEgZ8LWOAovmFlnxVW/Q6
oOKfew==
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-20T15:44:03+00:00

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

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